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-rw-r--r--tmk_core/protocol/lufa/adafruit_ble.cpp823
-rw-r--r--tmk_core/protocol/lufa/adafruit_ble.h60
-rw-r--r--tmk_core/protocol/lufa/bluetooth.c36
-rw-r--r--tmk_core/protocol/lufa/bluetooth.h79
-rw-r--r--tmk_core/protocol/lufa/descriptor.c987
-rw-r--r--tmk_core/protocol/lufa/descriptor.h271
-rw-r--r--tmk_core/protocol/lufa/lufa.c1293
-rw-r--r--tmk_core/protocol/lufa/lufa.h96
-rw-r--r--tmk_core/protocol/lufa/outputselect.c56
-rw-r--r--tmk_core/protocol/lufa/outputselect.h40
-rw-r--r--tmk_core/protocol/lufa/ringbuffer.hpp66
11 files changed, 3807 insertions, 0 deletions
diff --git a/tmk_core/protocol/lufa/adafruit_ble.cpp b/tmk_core/protocol/lufa/adafruit_ble.cpp
new file mode 100644
index 0000000000..bee6bb2c19
--- /dev/null
+++ b/tmk_core/protocol/lufa/adafruit_ble.cpp
@@ -0,0 +1,823 @@
+#include "adafruit_ble.h"
+#include <stdio.h>
+#include <stdlib.h>
+#include <alloca.h>
+#include <util/delay.h>
+#include <util/atomic.h>
+#include "debug.h"
+#include "pincontrol.h"
+#include "timer.h"
+#include "action_util.h"
+#include "ringbuffer.hpp"
+#include <string.h>
+
+// These are the pin assignments for the 32u4 boards.
+// You may define them to something else in your config.h
+// if yours is wired up differently.
+#ifndef AdafruitBleResetPin
+#define AdafruitBleResetPin D4
+#endif
+
+#ifndef AdafruitBleCSPin
+#define AdafruitBleCSPin B4
+#endif
+
+#ifndef AdafruitBleIRQPin
+#define AdafruitBleIRQPin E6
+#endif
+
+
+#define SAMPLE_BATTERY
+#define ConnectionUpdateInterval 1000 /* milliseconds */
+
+static struct {
+ bool is_connected;
+ bool initialized;
+ bool configured;
+
+#define ProbedEvents 1
+#define UsingEvents 2
+ bool event_flags;
+
+#ifdef SAMPLE_BATTERY
+ uint16_t last_battery_update;
+ uint32_t vbat;
+#endif
+ uint16_t last_connection_update;
+} state;
+
+// Commands are encoded using SDEP and sent via SPI
+// https://github.com/adafruit/Adafruit_BluefruitLE_nRF51/blob/master/SDEP.md
+
+#define SdepMaxPayload 16
+struct sdep_msg {
+ uint8_t type;
+ uint8_t cmd_low;
+ uint8_t cmd_high;
+ struct __attribute__((packed)) {
+ uint8_t len:7;
+ uint8_t more:1;
+ };
+ uint8_t payload[SdepMaxPayload];
+} __attribute__((packed));
+
+// The recv latency is relatively high, so when we're hammering keys quickly,
+// we want to avoid waiting for the responses in the matrix loop. We maintain
+// a short queue for that. Since there is quite a lot of space overhead for
+// the AT command representation wrapped up in SDEP, we queue the minimal
+// information here.
+
+enum queue_type {
+ QTKeyReport, // 1-byte modifier + 6-byte key report
+ QTConsumer, // 16-bit key code
+#ifdef MOUSE_ENABLE
+ QTMouseMove, // 4-byte mouse report
+#endif
+};
+
+struct queue_item {
+ enum queue_type queue_type;
+ uint16_t added;
+ union __attribute__((packed)) {
+ struct __attribute__((packed)) {
+ uint8_t modifier;
+ uint8_t keys[6];
+ } key;
+
+ uint16_t consumer;
+ struct __attribute__((packed)) {
+ int8_t x, y, scroll, pan;
+ uint8_t buttons;
+ } mousemove;
+ };
+};
+
+// Items that we wish to send
+static RingBuffer<queue_item, 40> send_buf;
+// Pending response; while pending, we can't send any more requests.
+// This records the time at which we sent the command for which we
+// are expecting a response.
+static RingBuffer<uint16_t, 2> resp_buf;
+
+static bool process_queue_item(struct queue_item *item, uint16_t timeout);
+
+enum sdep_type {
+ SdepCommand = 0x10,
+ SdepResponse = 0x20,
+ SdepAlert = 0x40,
+ SdepError = 0x80,
+ SdepSlaveNotReady = 0xfe, // Try again later
+ SdepSlaveOverflow = 0xff, // You read more data than is available
+};
+
+enum ble_cmd {
+ BleInitialize = 0xbeef,
+ BleAtWrapper = 0x0a00,
+ BleUartTx = 0x0a01,
+ BleUartRx = 0x0a02,
+};
+
+enum ble_system_event_bits {
+ BleSystemConnected = 0,
+ BleSystemDisconnected = 1,
+ BleSystemUartRx = 8,
+ BleSystemMidiRx = 10,
+};
+
+// The SDEP.md file says 2MHz but the web page and the sample driver
+// both use 4MHz
+#define SpiBusSpeed 4000000
+
+#define SdepTimeout 150 /* milliseconds */
+#define SdepShortTimeout 10 /* milliseconds */
+#define SdepBackOff 25 /* microseconds */
+#define BatteryUpdateInterval 10000 /* milliseconds */
+
+static bool at_command(const char *cmd, char *resp, uint16_t resplen,
+ bool verbose, uint16_t timeout = SdepTimeout);
+static bool at_command_P(const char *cmd, char *resp, uint16_t resplen,
+ bool verbose = false);
+
+struct SPI_Settings {
+ uint8_t spcr, spsr;
+};
+
+static struct SPI_Settings spi;
+
+// Initialize 4Mhz MSBFIRST MODE0
+void SPI_init(struct SPI_Settings *spi) {
+ spi->spcr = _BV(SPE) | _BV(MSTR);
+ spi->spsr = _BV(SPI2X);
+
+ static_assert(SpiBusSpeed == F_CPU / 2, "hard coded at 4Mhz");
+
+ ATOMIC_BLOCK(ATOMIC_RESTORESTATE) {
+ // Ensure that SS is OUTPUT High
+ digitalWrite(B0, PinLevelHigh);
+ pinMode(B0, PinDirectionOutput);
+
+ SPCR |= _BV(MSTR);
+ SPCR |= _BV(SPE);
+ pinMode(B1 /* SCK */, PinDirectionOutput);
+ pinMode(B2 /* MOSI */, PinDirectionOutput);
+ }
+}
+
+static inline void SPI_begin(struct SPI_Settings*spi) {
+ SPCR = spi->spcr;
+ SPSR = spi->spsr;
+}
+
+static inline uint8_t SPI_TransferByte(uint8_t data) {
+ SPDR = data;
+ asm volatile("nop");
+ while (!(SPSR & _BV(SPIF))) {
+ ; // wait
+ }
+ return SPDR;
+}
+
+static inline void spi_send_bytes(const uint8_t *buf, uint8_t len) {
+ if (len == 0) return;
+ const uint8_t *end = buf + len;
+ while (buf < end) {
+ SPDR = *buf;
+ while (!(SPSR & _BV(SPIF))) {
+ ; // wait
+ }
+ ++buf;
+ }
+}
+
+static inline uint16_t spi_read_byte(void) {
+ return SPI_TransferByte(0x00 /* dummy */);
+}
+
+static inline void spi_recv_bytes(uint8_t *buf, uint8_t len) {
+ const uint8_t *end = buf + len;
+ if (len == 0) return;
+ while (buf < end) {
+ SPDR = 0; // write a dummy to initiate read
+ while (!(SPSR & _BV(SPIF))) {
+ ; // wait
+ }
+ *buf = SPDR;
+ ++buf;
+ }
+}
+
+#if 0
+static void dump_pkt(const struct sdep_msg *msg) {
+ print("pkt: type=");
+ print_hex8(msg->type);
+ print(" cmd=");
+ print_hex8(msg->cmd_high);
+ print_hex8(msg->cmd_low);
+ print(" len=");
+ print_hex8(msg->len);
+ print(" more=");
+ print_hex8(msg->more);
+ print("\n");
+}
+#endif
+
+// Send a single SDEP packet
+static bool sdep_send_pkt(const struct sdep_msg *msg, uint16_t timeout) {
+ SPI_begin(&spi);
+
+ digitalWrite(AdafruitBleCSPin, PinLevelLow);
+ uint16_t timerStart = timer_read();
+ bool success = false;
+ bool ready = false;
+
+ do {
+ ready = SPI_TransferByte(msg->type) != SdepSlaveNotReady;
+ if (ready) {
+ break;
+ }
+
+ // Release it and let it initialize
+ digitalWrite(AdafruitBleCSPin, PinLevelHigh);
+ _delay_us(SdepBackOff);
+ digitalWrite(AdafruitBleCSPin, PinLevelLow);
+ } while (timer_elapsed(timerStart) < timeout);
+
+ if (ready) {
+ // Slave is ready; send the rest of the packet
+ spi_send_bytes(&msg->cmd_low,
+ sizeof(*msg) - (1 + sizeof(msg->payload)) + msg->len);
+ success = true;
+ }
+
+ digitalWrite(AdafruitBleCSPin, PinLevelHigh);
+
+ return success;
+}
+
+static inline void sdep_build_pkt(struct sdep_msg *msg, uint16_t command,
+ const uint8_t *payload, uint8_t len,
+ bool moredata) {
+ msg->type = SdepCommand;
+ msg->cmd_low = command & 0xff;
+ msg->cmd_high = command >> 8;
+ msg->len = len;
+ msg->more = (moredata && len == SdepMaxPayload) ? 1 : 0;
+
+ static_assert(sizeof(*msg) == 20, "msg is correctly packed");
+
+ memcpy(msg->payload, payload, len);
+}
+
+// Read a single SDEP packet
+static bool sdep_recv_pkt(struct sdep_msg *msg, uint16_t timeout) {
+ bool success = false;
+ uint16_t timerStart = timer_read();
+ bool ready = false;
+
+ do {
+ ready = digitalRead(AdafruitBleIRQPin);
+ if (ready) {
+ break;
+ }
+ _delay_us(1);
+ } while (timer_elapsed(timerStart) < timeout);
+
+ if (ready) {
+ SPI_begin(&spi);
+
+ digitalWrite(AdafruitBleCSPin, PinLevelLow);
+
+ do {
+ // Read the command type, waiting for the data to be ready
+ msg->type = spi_read_byte();
+ if (msg->type == SdepSlaveNotReady || msg->type == SdepSlaveOverflow) {
+ // Release it and let it initialize
+ digitalWrite(AdafruitBleCSPin, PinLevelHigh);
+ _delay_us(SdepBackOff);
+ digitalWrite(AdafruitBleCSPin, PinLevelLow);
+ continue;
+ }
+
+ // Read the rest of the header
+ spi_recv_bytes(&msg->cmd_low, sizeof(*msg) - (1 + sizeof(msg->payload)));
+
+ // and get the payload if there is any
+ if (msg->len <= SdepMaxPayload) {
+ spi_recv_bytes(msg->payload, msg->len);
+ }
+ success = true;
+ break;
+ } while (timer_elapsed(timerStart) < timeout);
+
+ digitalWrite(AdafruitBleCSPin, PinLevelHigh);
+ }
+ return success;
+}
+
+static void resp_buf_read_one(bool greedy) {
+ uint16_t last_send;
+ if (!resp_buf.peek(last_send)) {
+ return;
+ }
+
+ if (digitalRead(AdafruitBleIRQPin)) {
+ struct sdep_msg msg;
+
+again:
+ if (sdep_recv_pkt(&msg, SdepTimeout)) {
+ if (!msg.more) {
+ // We got it; consume this entry
+ resp_buf.get(last_send);
+ dprintf("recv latency %dms\n", TIMER_DIFF_16(timer_read(), last_send));
+ }
+
+ if (greedy && resp_buf.peek(last_send) && digitalRead(AdafruitBleIRQPin)) {
+ goto again;
+ }
+ }
+
+ } else if (timer_elapsed(last_send) > SdepTimeout * 2) {
+ dprintf("waiting_for_result: timeout, resp_buf size %d\n",
+ (int)resp_buf.size());
+
+ // Timed out: consume this entry
+ resp_buf.get(last_send);
+ }
+}
+
+static void send_buf_send_one(uint16_t timeout = SdepTimeout) {
+ struct queue_item item;
+
+ // Don't send anything more until we get an ACK
+ if (!resp_buf.empty()) {
+ return;
+ }
+
+ if (!send_buf.peek(item)) {
+ return;
+ }
+ if (process_queue_item(&item, timeout)) {
+ // commit that peek
+ send_buf.get(item);
+ dprintf("send_buf_send_one: have %d remaining\n", (int)send_buf.size());
+ } else {
+ dprint("failed to send, will retry\n");
+ _delay_ms(SdepTimeout);
+ resp_buf_read_one(true);
+ }
+}
+
+static void resp_buf_wait(const char *cmd) {
+ bool didPrint = false;
+ while (!resp_buf.empty()) {
+ if (!didPrint) {
+ dprintf("wait on buf for %s\n", cmd);
+ didPrint = true;
+ }
+ resp_buf_read_one(true);
+ }
+}
+
+static bool ble_init(void) {
+ state.initialized = false;
+ state.configured = false;
+ state.is_connected = false;
+
+ pinMode(AdafruitBleIRQPin, PinDirectionInput);
+ pinMode(AdafruitBleCSPin, PinDirectionOutput);
+ digitalWrite(AdafruitBleCSPin, PinLevelHigh);
+
+ SPI_init(&spi);
+
+ // Perform a hardware reset
+ pinMode(AdafruitBleResetPin, PinDirectionOutput);
+ digitalWrite(AdafruitBleResetPin, PinLevelHigh);
+ digitalWrite(AdafruitBleResetPin, PinLevelLow);
+ _delay_ms(10);
+ digitalWrite(AdafruitBleResetPin, PinLevelHigh);
+
+ _delay_ms(1000); // Give it a second to initialize
+
+ state.initialized = true;
+ return state.initialized;
+}
+
+static inline uint8_t min(uint8_t a, uint8_t b) {
+ return a < b ? a : b;
+}
+
+static bool read_response(char *resp, uint16_t resplen, bool verbose) {
+ char *dest = resp;
+ char *end = dest + resplen;
+
+ while (true) {
+ struct sdep_msg msg;
+
+ if (!sdep_recv_pkt(&msg, 2 * SdepTimeout)) {
+ dprint("sdep_recv_pkt failed\n");
+ return false;
+ }
+
+ if (msg.type != SdepResponse) {
+ *resp = 0;
+ return false;
+ }
+
+ uint8_t len = min(msg.len, end - dest);
+ if (len > 0) {
+ memcpy(dest, msg.payload, len);
+ dest += len;
+ }
+
+ if (!msg.more) {
+ // No more data is expected!
+ break;
+ }
+ }
+
+ // Ensure the response is NUL terminated
+ *dest = 0;
+
+ // "Parse" the result text; we want to snip off the trailing OK or ERROR line
+ // Rewind past the possible trailing CRLF so that we can strip it
+ --dest;
+ while (dest > resp && (dest[0] == '\n' || dest[0] == '\r')) {
+ *dest = 0;
+ --dest;
+ }
+
+ // Look back for start of preceeding line
+ char *last_line = strrchr(resp, '\n');
+ if (last_line) {
+ ++last_line;
+ } else {
+ last_line = resp;
+ }
+
+ bool success = false;
+ static const char kOK[] PROGMEM = "OK";
+
+ success = !strcmp_P(last_line, kOK );
+
+ if (verbose || !success) {
+ dprintf("result: %s\n", resp);
+ }
+ return success;
+}
+
+static bool at_command(const char *cmd, char *resp, uint16_t resplen,
+ bool verbose, uint16_t timeout) {
+ const char *end = cmd + strlen(cmd);
+ struct sdep_msg msg;
+
+ if (verbose) {
+ dprintf("ble send: %s\n", cmd);
+ }
+
+ if (resp) {
+ // They want to decode the response, so we need to flush and wait
+ // for all pending I/O to finish before we start this one, so
+ // that we don't confuse the results
+ resp_buf_wait(cmd);
+ *resp = 0;
+ }
+
+ // Fragment the command into a series of SDEP packets
+ while (end - cmd > SdepMaxPayload) {
+ sdep_build_pkt(&msg, BleAtWrapper, (uint8_t *)cmd, SdepMaxPayload, true);
+ if (!sdep_send_pkt(&msg, timeout)) {
+ return false;
+ }
+ cmd += SdepMaxPayload;
+ }
+
+ sdep_build_pkt(&msg, BleAtWrapper, (uint8_t *)cmd, end - cmd, false);
+ if (!sdep_send_pkt(&msg, timeout)) {
+ return false;
+ }
+
+ if (resp == NULL) {
+ auto now = timer_read();
+ while (!resp_buf.enqueue(now)) {
+ resp_buf_read_one(false);
+ }
+ auto later = timer_read();
+ if (TIMER_DIFF_16(later, now) > 0) {
+ dprintf("waited %dms for resp_buf\n", TIMER_DIFF_16(later, now));
+ }
+ return true;
+ }
+
+ return read_response(resp, resplen, verbose);
+}
+
+bool at_command_P(const char *cmd, char *resp, uint16_t resplen, bool verbose) {
+ auto cmdbuf = (char *)alloca(strlen_P(cmd) + 1);
+ strcpy_P(cmdbuf, cmd);
+ return at_command(cmdbuf, resp, resplen, verbose);
+}
+
+bool adafruit_ble_is_connected(void) {
+ return state.is_connected;
+}
+
+bool adafruit_ble_enable_keyboard(void) {
+ char resbuf[128];
+
+ if (!state.initialized && !ble_init()) {
+ return false;
+ }
+
+ state.configured = false;
+
+ // Disable command echo
+ static const char kEcho[] PROGMEM = "ATE=0";
+ // Make the advertised name match the keyboard
+ static const char kGapDevName[] PROGMEM =
+ "AT+GAPDEVNAME=" STR(PRODUCT) " " STR(DESCRIPTION);
+ // Turn on keyboard support
+ static const char kHidEnOn[] PROGMEM = "AT+BLEHIDEN=1";
+
+ // Adjust intervals to improve latency. This causes the "central"
+ // system (computer/tablet) to poll us every 10-30 ms. We can't
+ // set a smaller value than 10ms, and 30ms seems to be the natural
+ // processing time on my macbook. Keeping it constrained to that
+ // feels reasonable to type to.
+ static const char kGapIntervals[] PROGMEM = "AT+GAPINTERVALS=10,30,,";
+
+ // Reset the device so that it picks up the above changes
+ static const char kATZ[] PROGMEM = "ATZ";
+
+ // Turn down the power level a bit
+ static const char kPower[] PROGMEM = "AT+BLEPOWERLEVEL=-12";
+ static PGM_P const configure_commands[] PROGMEM = {
+ kEcho,
+ kGapIntervals,
+ kGapDevName,
+ kHidEnOn,
+ kPower,
+ kATZ,
+ };
+
+ uint8_t i;
+ for (i = 0; i < sizeof(configure_commands) / sizeof(configure_commands[0]);
+ ++i) {
+ PGM_P cmd;
+ memcpy_P(&cmd, configure_commands + i, sizeof(cmd));
+
+ if (!at_command_P(cmd, resbuf, sizeof(resbuf))) {
+ dprintf("failed BLE command: %S: %s\n", cmd, resbuf);
+ goto fail;
+ }
+ }
+
+ state.configured = true;
+
+ // Check connection status in a little while; allow the ATZ time
+ // to kick in.
+ state.last_connection_update = timer_read();
+fail:
+ return state.configured;
+}
+
+static void set_connected(bool connected) {
+ if (connected != state.is_connected) {
+ if (connected) {
+ print("****** BLE CONNECT!!!!\n");
+ } else {
+ print("****** BLE DISCONNECT!!!!\n");
+ }
+ state.is_connected = connected;
+
+ // TODO: if modifiers are down on the USB interface and
+ // we cut over to BLE or vice versa, they will remain stuck.
+ // This feels like a good point to do something like clearing
+ // the keyboard and/or generating a fake all keys up message.
+ // However, I've noticed that it takes a couple of seconds
+ // for macOS to to start recognizing key presses after BLE
+ // is in the connected state, so I worry that doing that
+ // here may not be good enough.
+ }
+}
+
+void adafruit_ble_task(void) {
+ char resbuf[48];
+
+ if (!state.configured && !adafruit_ble_enable_keyboard()) {
+ return;
+ }
+ resp_buf_read_one(true);
+ send_buf_send_one(SdepShortTimeout);
+
+ if (resp_buf.empty() && (state.event_flags & UsingEvents) &&
+ digitalRead(AdafruitBleIRQPin)) {
+ // Must be an event update
+ if (at_command_P(PSTR("AT+EVENTSTATUS"), resbuf, sizeof(resbuf))) {
+ uint32_t mask = strtoul(resbuf, NULL, 16);
+
+ if (mask & BleSystemConnected) {
+ set_connected(true);
+ } else if (mask & BleSystemDisconnected) {
+ set_connected(false);
+ }
+ }
+ }
+
+ if (timer_elapsed(state.last_connection_update) > ConnectionUpdateInterval) {
+ bool shouldPoll = true;
+ if (!(state.event_flags & ProbedEvents)) {
+ // Request notifications about connection status changes.
+ // This only works in SPIFRIEND firmware > 0.6.7, which is why
+ // we check for this conditionally here.
+ // Note that at the time of writing, HID reports only work correctly
+ // with Apple products on firmware version 0.6.7!
+ // https://forums.adafruit.com/viewtopic.php?f=8&t=104052
+ if (at_command_P(PSTR("AT+EVENTENABLE=0x1"), resbuf, sizeof(resbuf))) {
+ at_command_P(PSTR("AT+EVENTENABLE=0x2"), resbuf, sizeof(resbuf));
+ state.event_flags |= UsingEvents;
+ }
+ state.event_flags |= ProbedEvents;
+
+ // leave shouldPoll == true so that we check at least once
+ // before relying solely on events
+ } else {
+ shouldPoll = false;
+ }
+
+ static const char kGetConn[] PROGMEM = "AT+GAPGETCONN";
+ state.last_connection_update = timer_read();
+
+ if (at_command_P(kGetConn, resbuf, sizeof(resbuf))) {
+ set_connected(atoi(resbuf));
+ }
+ }
+
+#ifdef SAMPLE_BATTERY
+ // I don't know if this really does anything useful yet; the reported
+ // voltage level always seems to be around 3200mV. We may want to just rip
+ // this code out.
+ if (timer_elapsed(state.last_battery_update) > BatteryUpdateInterval &&
+ resp_buf.empty()) {
+ state.last_battery_update = timer_read();
+
+ if (at_command_P(PSTR("AT+HWVBAT"), resbuf, sizeof(resbuf))) {
+ state.vbat = atoi(resbuf);
+ }
+ }
+#endif
+}
+
+static bool process_queue_item(struct queue_item *item, uint16_t timeout) {
+ char cmdbuf[48];
+ char fmtbuf[64];
+
+ // Arrange to re-check connection after keys have settled
+ state.last_connection_update = timer_read();
+
+#if 1
+ if (TIMER_DIFF_16(state.last_connection_update, item->added) > 0) {
+ dprintf("send latency %dms\n",
+ TIMER_DIFF_16(state.last_connection_update, item->added));
+ }
+#endif
+
+ switch (item->queue_type) {
+ case QTKeyReport:
+ strcpy_P(fmtbuf,
+ PSTR("AT+BLEKEYBOARDCODE=%02x-00-%02x-%02x-%02x-%02x-%02x-%02x"));
+ snprintf(cmdbuf, sizeof(cmdbuf), fmtbuf, item->key.modifier,
+ item->key.keys[0], item->key.keys[1], item->key.keys[2],
+ item->key.keys[3], item->key.keys[4], item->key.keys[5]);
+ return at_command(cmdbuf, NULL, 0, true, timeout);
+
+ case QTConsumer:
+ strcpy_P(fmtbuf, PSTR("AT+BLEHIDCONTROLKEY=0x%04x"));
+ snprintf(cmdbuf, sizeof(cmdbuf), fmtbuf, item->consumer);
+ return at_command(cmdbuf, NULL, 0, true, timeout);
+
+#ifdef MOUSE_ENABLE
+ case QTMouseMove:
+ strcpy_P(fmtbuf, PSTR("AT+BLEHIDMOUSEMOVE=%d,%d,%d,%d"));
+ snprintf(cmdbuf, sizeof(cmdbuf), fmtbuf, item->mousemove.x,
+ item->mousemove.y, item->mousemove.scroll, item->mousemove.pan);
+ if (!at_command(cmdbuf, NULL, 0, true, timeout)) {
+ return false;
+ }
+ strcpy_P(cmdbuf, PSTR("AT+BLEHIDMOUSEBUTTON="));
+ if (item->mousemove.buttons & MOUSE_BTN1) {
+ strcat(cmdbuf, "L");
+ }
+ if (item->mousemove.buttons & MOUSE_BTN2) {
+ strcat(cmdbuf, "R");
+ }
+ if (item->mousemove.buttons & MOUSE_BTN3) {
+ strcat(cmdbuf, "M");
+ }
+ if (item->mousemove.buttons == 0) {
+ strcat(cmdbuf, "0");
+ }
+ return at_command(cmdbuf, NULL, 0, true, timeout);
+#endif
+ default:
+ return true;
+ }
+}
+
+bool adafruit_ble_send_keys(uint8_t hid_modifier_mask, uint8_t *keys,
+ uint8_t nkeys) {
+ struct queue_item item;
+ bool didWait = false;
+
+ item.queue_type = QTKeyReport;
+ item.key.modifier = hid_modifier_mask;
+ item.added = timer_read();
+
+ while (nkeys >= 0) {
+ item.key.keys[0] = keys[0];
+ item.key.keys[1] = nkeys >= 1 ? keys[1] : 0;
+ item.key.keys[2] = nkeys >= 2 ? keys[2] : 0;
+ item.key.keys[3] = nkeys >= 3 ? keys[3] : 0;
+ item.key.keys[4] = nkeys >= 4 ? keys[4] : 0;
+ item.key.keys[5] = nkeys >= 5 ? keys[5] : 0;
+
+ if (!send_buf.enqueue(item)) {
+ if (!didWait) {
+ dprint("wait for buf space\n");
+ didWait = true;
+ }
+ send_buf_send_one();
+ continue;
+ }
+
+ if (nkeys <= 6) {
+ return true;
+ }
+
+ nkeys -= 6;
+ keys += 6;
+ }
+
+ return true;
+}
+
+bool adafruit_ble_send_consumer_key(uint16_t keycode, int hold_duration) {
+ struct queue_item item;
+
+ item.queue_type = QTConsumer;
+ item.consumer = keycode;
+
+ while (!send_buf.enqueue(item)) {
+ send_buf_send_one();
+ }
+ return true;
+}
+
+#ifdef MOUSE_ENABLE
+bool adafruit_ble_send_mouse_move(int8_t x, int8_t y, int8_t scroll,
+ int8_t pan, uint8_t buttons) {
+ struct queue_item item;
+
+ item.queue_type = QTMouseMove;
+ item.mousemove.x = x;
+ item.mousemove.y = y;
+ item.mousemove.scroll = scroll;
+ item.mousemove.pan = pan;
+ item.mousemove.buttons = buttons;
+
+ while (!send_buf.enqueue(item)) {
+ send_buf_send_one();
+ }
+ return true;
+}
+#endif
+
+uint32_t adafruit_ble_read_battery_voltage(void) {
+ return state.vbat;
+}
+
+bool adafruit_ble_set_mode_leds(bool on) {
+ if (!state.configured) {
+ return false;
+ }
+
+ // The "mode" led is the red blinky one
+ at_command_P(on ? PSTR("AT+HWMODELED=1") : PSTR("AT+HWMODELED=0"), NULL, 0);
+
+ // Pin 19 is the blue "connected" LED; turn that off too.
+ // When turning LEDs back on, don't turn that LED on if we're
+ // not connected, as that would be confusing.
+ at_command_P(on && state.is_connected ? PSTR("AT+HWGPIO=19,1")
+ : PSTR("AT+HWGPIO=19,0"),
+ NULL, 0);
+ return true;
+}
+
+// https://learn.adafruit.com/adafruit-feather-32u4-bluefruit-le/ble-generic#at-plus-blepowerlevel
+bool adafruit_ble_set_power_level(int8_t level) {
+ char cmd[46];
+ if (!state.configured) {
+ return false;
+ }
+ snprintf(cmd, sizeof(cmd), "AT+BLEPOWERLEVEL=%d", level);
+ return at_command(cmd, NULL, 0, false);
+}
diff --git a/tmk_core/protocol/lufa/adafruit_ble.h b/tmk_core/protocol/lufa/adafruit_ble.h
new file mode 100644
index 0000000000..036b7d14ea
--- /dev/null
+++ b/tmk_core/protocol/lufa/adafruit_ble.h
@@ -0,0 +1,60 @@
+/* Bluetooth Low Energy Protocol for QMK.
+ * Author: Wez Furlong, 2016
+ * Supports the Adafruit BLE board built around the nRF51822 chip.
+ */
+#pragma once
+#ifdef MODULE_ADAFRUIT_BLE
+#include <stdbool.h>
+#include <stdint.h>
+#include <string.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/* Instruct the module to enable HID keyboard support and reset */
+extern bool adafruit_ble_enable_keyboard(void);
+
+/* Query to see if the BLE module is connected */
+extern bool adafruit_ble_query_is_connected(void);
+
+/* Returns true if we believe that the BLE module is connected.
+ * This uses our cached understanding that is maintained by
+ * calling ble_task() periodically. */
+extern bool adafruit_ble_is_connected(void);
+
+/* Call this periodically to process BLE-originated things */
+extern void adafruit_ble_task(void);
+
+/* Generates keypress events for a set of keys.
+ * The hid modifier mask specifies the state of the modifier keys for
+ * this set of keys.
+ * Also sends a key release indicator, so that the keys do not remain
+ * held down. */
+extern bool adafruit_ble_send_keys(uint8_t hid_modifier_mask, uint8_t *keys,
+ uint8_t nkeys);
+
+/* Send a consumer keycode, holding it down for the specified duration
+ * (milliseconds) */
+extern bool adafruit_ble_send_consumer_key(uint16_t keycode, int hold_duration);
+
+#ifdef MOUSE_ENABLE
+/* Send a mouse/wheel movement report.
+ * The parameters are signed and indicate positive of negative direction
+ * change. */
+extern bool adafruit_ble_send_mouse_move(int8_t x, int8_t y, int8_t scroll,
+ int8_t pan, uint8_t buttons);
+#endif
+
+/* Compute battery voltage by reading an analog pin.
+ * Returns the integer number of millivolts */
+extern uint32_t adafruit_ble_read_battery_voltage(void);
+
+extern bool adafruit_ble_set_mode_leds(bool on);
+extern bool adafruit_ble_set_power_level(int8_t level);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif // MODULE_ADAFRUIT_BLE
diff --git a/tmk_core/protocol/lufa/bluetooth.c b/tmk_core/protocol/lufa/bluetooth.c
new file mode 100644
index 0000000000..549606162d
--- /dev/null
+++ b/tmk_core/protocol/lufa/bluetooth.c
@@ -0,0 +1,36 @@
+/*
+Bluefruit Protocol for TMK firmware
+Author: Benjamin Gould, 2013
+ Jack Humbert, 2015
+Based on code Copyright 2011 Jun Wako <wakojun@gmail.com>
+This program is free software: you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation, either version 2 of the License, or
+(at your option) any later version.
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+GNU General Public License for more details.
+You should have received a copy of the GNU General Public License
+along with this program. If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#include <stdint.h>
+#include "report.h"
+#include "print.h"
+#include "debug.h"
+#include "bluetooth.h"
+
+void bluefruit_keyboard_print_report(report_keyboard_t *report)
+{
+ if (!debug_keyboard) return;
+ dprintf("keys: "); for (int i = 0; i < KEYBOARD_REPORT_KEYS; i++) { debug_hex8(report->keys[i]); dprintf(" "); }
+ dprintf(" mods: "); debug_hex8(report->mods);
+ dprintf(" reserved: "); debug_hex8(report->reserved);
+ dprintf("\n");
+}
+
+void bluefruit_serial_send(uint8_t data)
+{
+ serial_send(data);
+} \ No newline at end of file
diff --git a/tmk_core/protocol/lufa/bluetooth.h b/tmk_core/protocol/lufa/bluetooth.h
new file mode 100644
index 0000000000..f4b2f6f8b1
--- /dev/null
+++ b/tmk_core/protocol/lufa/bluetooth.h
@@ -0,0 +1,79 @@
+/*
+Bluefruit Protocol for TMK firmware
+Author: Benjamin Gould, 2013
+ Jack Humbert, 2015
+Based on code Copyright 2011 Jun Wako <wakojun@gmail.com>
+This program is free software: you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation, either version 2 of the License, or
+(at your option) any later version.
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+GNU General Public License for more details.
+You should have received a copy of the GNU General Public License
+along with this program. If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#ifndef BLUETOOTH_H
+#define BLUETOOTH_H
+
+#include "../serial.h"
+
+void bluefruit_serial_send(uint8_t data);
+
+/*
++-----------------+-------------------+-------+
+| Consumer Key | Bit Map | Hex |
++-----------------+-------------------+-------+
+| Home | 00000001 00000000 | 01 00 |
+| KeyboardLayout | 00000010 00000000 | 02 00 |
+| Search | 00000100 00000000 | 04 00 |
+| Snapshot | 00001000 00000000 | 08 00 |
+| VolumeUp | 00010000 00000000 | 10 00 |
+| VolumeDown | 00100000 00000000 | 20 00 |
+| Play/Pause | 01000000 00000000 | 40 00 |
+| Fast Forward | 10000000 00000000 | 80 00 |
+| Rewind | 00000000 00000001 | 00 01 |
+| Scan Next Track | 00000000 00000010 | 00 02 |
+| Scan Prev Track | 00000000 00000100 | 00 04 |
+| Random Play | 00000000 00001000 | 00 08 |
+| Stop | 00000000 00010000 | 00 10 |
++-------------------------------------+-------+
+*/
+#define CONSUMER2BLUEFRUIT(usage) \
+ (usage == AUDIO_MUTE ? 0x0000 : \
+ (usage == AUDIO_VOL_UP ? 0x1000 : \
+ (usage == AUDIO_VOL_DOWN ? 0x2000 : \
+ (usage == TRANSPORT_NEXT_TRACK ? 0x0002 : \
+ (usage == TRANSPORT_PREV_TRACK ? 0x0004 : \
+ (usage == TRANSPORT_STOP ? 0x0010 : \
+ (usage == TRANSPORT_STOP_EJECT ? 0x0000 : \
+ (usage == TRANSPORT_PLAY_PAUSE ? 0x4000 : \
+ (usage == AL_CC_CONFIG ? 0x0000 : \
+ (usage == AL_EMAIL ? 0x0000 : \
+ (usage == AL_CALCULATOR ? 0x0000 : \
+ (usage == AL_LOCAL_BROWSER ? 0x0000 : \
+ (usage == AC_SEARCH ? 0x0400 : \
+ (usage == AC_HOME ? 0x0100 : \
+ (usage == AC_BACK ? 0x0000 : \
+ (usage == AC_FORWARD ? 0x0000 : \
+ (usage == AC_STOP ? 0x0000 : \
+ (usage == AC_REFRESH ? 0x0000 : \
+ (usage == AC_BOOKMARKS ? 0x0000 : 0)))))))))))))))))))
+
+#define CONSUMER2RN42(usage) \
+ (usage == AUDIO_MUTE ? 0x0040 : \
+ (usage == AUDIO_VOL_UP ? 0x0010 : \
+ (usage == AUDIO_VOL_DOWN ? 0x0020 : \
+ (usage == TRANSPORT_NEXT_TRACK ? 0x0100 : \
+ (usage == TRANSPORT_PREV_TRACK ? 0x0200 : \
+ (usage == TRANSPORT_STOP ? 0x0400 : \
+ (usage == TRANSPORT_STOP_EJECT ? 0x0800 : \
+ (usage == TRANSPORT_PLAY_PAUSE ? 0x0080 : \
+ (usage == AL_EMAIL ? 0x0200 : \
+ (usage == AL_LOCAL_BROWSER ? 0x8000 : \
+ (usage == AC_SEARCH ? 0x0400 : \
+ (usage == AC_HOME ? 0x0100 : 0))))))))))))
+
+ #endif
diff --git a/tmk_core/protocol/lufa/descriptor.c b/tmk_core/protocol/lufa/descriptor.c
new file mode 100644
index 0000000000..357954368b
--- /dev/null
+++ b/tmk_core/protocol/lufa/descriptor.c
@@ -0,0 +1,987 @@
+/*
+ * Copyright 2012 Jun Wako <wakojun@gmail.com>
+ * This file is based on:
+ * LUFA-120219/Demos/Device/Lowlevel/KeyboardMouse
+ * LUFA-120219/Demos/Device/Lowlevel/GenericHID
+ */
+
+/*
+ LUFA Library
+ Copyright (C) Dean Camera, 2012.
+
+ dean [at] fourwalledcubicle [dot] com
+ www.lufa-lib.org
+*/
+
+/*
+ Copyright 2012 Dean Camera (dean [at] fourwalledcubicle [dot] com)
+ Copyright 2010 Denver Gingerich (denver [at] ossguy [dot] com)
+
+ Permission to use, copy, modify, distribute, and sell this
+ software and its documentation for any purpose is hereby granted
+ without fee, provided that the above copyright notice appear in
+ all copies and that both that the copyright notice and this
+ permission notice and warranty disclaimer appear in supporting
+ documentation, and that the name of the author not be used in
+ advertising or publicity pertaining to distribution of the
+ software without specific, written prior permission.
+
+ The author disclaim all warranties with regard to this
+ software, including all implied warranties of merchantability
+ and fitness. In no event shall the author be liable for any
+ special, indirect or consequential damages or any damages
+ whatsoever resulting from loss of use, data or profits, whether
+ in an action of contract, negligence or other tortious action,
+ arising out of or in connection with the use or performance of
+ this software.
+*/
+
+#include "util.h"
+#include "report.h"
+#include "descriptor.h"
+
+#ifndef USB_MAX_POWER_CONSUMPTION
+#define USB_MAX_POWER_CONSUMPTION 500
+#endif
+
+/*******************************************************************************
+ * HID Report Descriptors
+ ******************************************************************************/
+const USB_Descriptor_HIDReport_Datatype_t PROGMEM KeyboardReport[] =
+{
+ HID_RI_USAGE_PAGE(8, 0x01), /* Generic Desktop */
+ HID_RI_USAGE(8, 0x06), /* Keyboard */
+ HID_RI_COLLECTION(8, 0x01), /* Application */
+ HID_RI_USAGE_PAGE(8, 0x07), /* Key Codes */
+ HID_RI_USAGE_MINIMUM(8, 0xE0), /* Keyboard Left Control */
+ HID_RI_USAGE_MAXIMUM(8, 0xE7), /* Keyboard Right GUI */
+ HID_RI_LOGICAL_MINIMUM(8, 0x00),
+ HID_RI_LOGICAL_MAXIMUM(8, 0x01),
+ HID_RI_REPORT_COUNT(8, 0x08),
+ HID_RI_REPORT_SIZE(8, 0x01),
+ HID_RI_INPUT(8, HID_IOF_DATA | HID_IOF_VARIABLE | HID_IOF_ABSOLUTE),
+
+ HID_RI_REPORT_COUNT(8, 0x01),
+ HID_RI_REPORT_SIZE(8, 0x08),
+ HID_RI_INPUT(8, HID_IOF_CONSTANT), /* reserved */
+
+ HID_RI_USAGE_PAGE(8, 0x08), /* LEDs */
+ HID_RI_USAGE_MINIMUM(8, 0x01), /* Num Lock */
+ HID_RI_USAGE_MAXIMUM(8, 0x05), /* Kana */
+ HID_RI_REPORT_COUNT(8, 0x05),
+ HID_RI_REPORT_SIZE(8, 0x01),
+ HID_RI_OUTPUT(8, HID_IOF_DATA | HID_IOF_VARIABLE | HID_IOF_ABSOLUTE | HID_IOF_NON_VOLATILE),
+ HID_RI_REPORT_COUNT(8, 0x01),
+ HID_RI_REPORT_SIZE(8, 0x03),
+ HID_RI_OUTPUT(8, HID_IOF_CONSTANT),
+
+ HID_RI_USAGE_PAGE(8, 0x07), /* Keyboard */
+ HID_RI_USAGE_MINIMUM(8, 0x00), /* Reserved (no event indicated) */
+ HID_RI_USAGE_MAXIMUM(8, 0xFF), /* Keyboard Application */
+ HID_RI_LOGICAL_MINIMUM(8, 0x00),
+ HID_RI_LOGICAL_MAXIMUM(16, 0x00FF),
+ HID_RI_REPORT_COUNT(8, 0x06),
+ HID_RI_REPORT_SIZE(8, 0x08),
+ HID_RI_INPUT(8, HID_IOF_DATA | HID_IOF_ARRAY | HID_IOF_ABSOLUTE),
+ HID_RI_END_COLLECTION(0),
+};
+
+#ifdef MOUSE_ENABLE
+const USB_Descriptor_HIDReport_Datatype_t PROGMEM MouseReport[] =
+{
+ HID_RI_USAGE_PAGE(8, 0x01), /* Generic Desktop */
+ HID_RI_USAGE(8, 0x02), /* Mouse */
+ HID_RI_COLLECTION(8, 0x01), /* Application */
+ HID_RI_USAGE(8, 0x01), /* Pointer */
+ HID_RI_COLLECTION(8, 0x00), /* Physical */
+
+ HID_RI_USAGE_PAGE(8, 0x09), /* Button */
+ HID_RI_USAGE_MINIMUM(8, 0x01), /* Button 1 */
+ HID_RI_USAGE_MAXIMUM(8, 0x05), /* Button 5 */
+ HID_RI_LOGICAL_MINIMUM(8, 0x00),
+ HID_RI_LOGICAL_MAXIMUM(8, 0x01),
+ HID_RI_REPORT_COUNT(8, 0x05),
+ HID_RI_REPORT_SIZE(8, 0x01),
+ HID_RI_INPUT(8, HID_IOF_DATA | HID_IOF_VARIABLE | HID_IOF_ABSOLUTE),
+ HID_RI_REPORT_COUNT(8, 0x01),
+ HID_RI_REPORT_SIZE(8, 0x03),
+ HID_RI_INPUT(8, HID_IOF_CONSTANT),
+
+ HID_RI_USAGE_PAGE(8, 0x01), /* Generic Desktop */
+ HID_RI_USAGE(8, 0x30), /* Usage X */
+ HID_RI_USAGE(8, 0x31), /* Usage Y */
+ HID_RI_LOGICAL_MINIMUM(8, -127),
+ HID_RI_LOGICAL_MAXIMUM(8, 127),
+ HID_RI_REPORT_COUNT(8, 0x02),
+ HID_RI_REPORT_SIZE(8, 0x08),
+ HID_RI_INPUT(8, HID_IOF_DATA | HID_IOF_VARIABLE | HID_IOF_RELATIVE),
+
+ HID_RI_USAGE(8, 0x38), /* Wheel */
+ HID_RI_LOGICAL_MINIMUM(8, -127),
+ HID_RI_LOGICAL_MAXIMUM(8, 127),
+ HID_RI_REPORT_COUNT(8, 0x01),
+ HID_RI_REPORT_SIZE(8, 0x08),
+ HID_RI_INPUT(8, HID_IOF_DATA | HID_IOF_VARIABLE | HID_IOF_RELATIVE),
+
+ HID_RI_USAGE_PAGE(8, 0x0C), /* Consumer */
+ HID_RI_USAGE(16, 0x0238), /* AC Pan (Horizontal wheel) */
+ HID_RI_LOGICAL_MINIMUM(8, -127),
+ HID_RI_LOGICAL_MAXIMUM(8, 127),
+ HID_RI_REPORT_COUNT(8, 0x01),
+ HID_RI_REPORT_SIZE(8, 0x08),
+ HID_RI_INPUT(8, HID_IOF_DATA | HID_IOF_VARIABLE | HID_IOF_RELATIVE),
+
+ HID_RI_END_COLLECTION(0),
+ HID_RI_END_COLLECTION(0),
+};
+#endif
+
+#ifdef EXTRAKEY_ENABLE
+const USB_Descriptor_HIDReport_Datatype_t PROGMEM ExtrakeyReport[] =
+{
+ HID_RI_USAGE_PAGE(8, 0x01), /* Generic Desktop */
+ HID_RI_USAGE(8, 0x80), /* System Control */
+ HID_RI_COLLECTION(8, 0x01), /* Application */
+ HID_RI_REPORT_ID(8, REPORT_ID_SYSTEM),
+ HID_RI_LOGICAL_MINIMUM(16, 0x0001),
+ HID_RI_LOGICAL_MAXIMUM(16, 0x0003),
+ HID_RI_USAGE_MINIMUM(16, 0x0081), /* System Power Down */
+ HID_RI_USAGE_MAXIMUM(16, 0x0083), /* System Wake Up */
+ HID_RI_REPORT_SIZE(8, 16),
+ HID_RI_REPORT_COUNT(8, 1),
+ HID_RI_INPUT(8, HID_IOF_DATA | HID_IOF_ARRAY | HID_IOF_ABSOLUTE),
+ HID_RI_END_COLLECTION(0),
+
+ HID_RI_USAGE_PAGE(8, 0x0C), /* Consumer */
+ HID_RI_USAGE(8, 0x01), /* Consumer Control */
+ HID_RI_COLLECTION(8, 0x01), /* Application */
+ HID_RI_REPORT_ID(8, REPORT_ID_CONSUMER),
+ HID_RI_LOGICAL_MINIMUM(16, 0x0001),
+ HID_RI_LOGICAL_MAXIMUM(16, 0x029C),
+ HID_RI_USAGE_MINIMUM(16, 0x0001), /* +10 */
+ HID_RI_USAGE_MAXIMUM(16, 0x029C), /* AC Distribute Vertically */
+ HID_RI_REPORT_SIZE(8, 16),
+ HID_RI_REPORT_COUNT(8, 1),
+ HID_RI_INPUT(8, HID_IOF_DATA | HID_IOF_ARRAY | HID_IOF_ABSOLUTE),
+ HID_RI_END_COLLECTION(0),
+};
+#endif
+
+#ifdef RAW_ENABLE
+const USB_Descriptor_HIDReport_Datatype_t PROGMEM RawReport[] =
+{
+ HID_RI_USAGE_PAGE(16, 0xFF60), /* Vendor Page 0xFF60 */
+ HID_RI_USAGE(8, 0x61), /* Vendor Usage 0x61 */
+ HID_RI_COLLECTION(8, 0x01), /* Application */
+ HID_RI_USAGE(8, 0x62), /* Vendor Usage 0x62 */
+ HID_RI_LOGICAL_MINIMUM(8, 0x00),
+ HID_RI_LOGICAL_MAXIMUM(16, 0x00FF),
+ HID_RI_REPORT_COUNT(8, RAW_EPSIZE),
+ HID_RI_REPORT_SIZE(8, 0x08),
+ HID_RI_INPUT(8, HID_IOF_DATA | HID_IOF_VARIABLE | HID_IOF_ABSOLUTE),
+ HID_RI_USAGE(8, 0x63), /* Vendor Usage 0x63 */
+ HID_RI_LOGICAL_MINIMUM(8, 0x00),
+ HID_RI_LOGICAL_MAXIMUM(16, 0x00FF),
+ HID_RI_REPORT_COUNT(8, RAW_EPSIZE),
+ HID_RI_REPORT_SIZE(8, 0x08),
+ HID_RI_OUTPUT(8, HID_IOF_DATA | HID_IOF_VARIABLE | HID_IOF_ABSOLUTE | HID_IOF_NON_VOLATILE),
+ HID_RI_END_COLLECTION(0),
+};
+#endif
+
+#ifdef CONSOLE_ENABLE
+const USB_Descriptor_HIDReport_Datatype_t PROGMEM ConsoleReport[] =
+{
+ HID_RI_USAGE_PAGE(16, 0xFF31), /* Vendor Page(PJRC Teensy compatible) */
+ HID_RI_USAGE(8, 0x74), /* Vendor Usage(PJRC Teensy compatible) */
+ HID_RI_COLLECTION(8, 0x01), /* Application */
+ HID_RI_USAGE(8, 0x75), /* Vendor Usage 0x75 */
+ HID_RI_LOGICAL_MINIMUM(8, 0x00),
+ HID_RI_LOGICAL_MAXIMUM(16, 0x00FF),
+ HID_RI_REPORT_COUNT(8, CONSOLE_EPSIZE),
+ HID_RI_REPORT_SIZE(8, 0x08),
+ HID_RI_INPUT(8, HID_IOF_DATA | HID_IOF_VARIABLE | HID_IOF_ABSOLUTE),
+ HID_RI_USAGE(8, 0x76), /* Vendor Usage 0x76 */
+ HID_RI_LOGICAL_MINIMUM(8, 0x00),
+ HID_RI_LOGICAL_MAXIMUM(16, 0x00FF),
+ HID_RI_REPORT_COUNT(8, CONSOLE_EPSIZE),
+ HID_RI_REPORT_SIZE(8, 0x08),
+ HID_RI_OUTPUT(8, HID_IOF_DATA | HID_IOF_VARIABLE | HID_IOF_ABSOLUTE | HID_IOF_NON_VOLATILE),
+ HID_RI_END_COLLECTION(0),
+};
+#endif
+
+#ifdef NKRO_ENABLE
+const USB_Descriptor_HIDReport_Datatype_t PROGMEM NKROReport[] =
+{
+ HID_RI_USAGE_PAGE(8, 0x01), /* Generic Desktop */
+ HID_RI_USAGE(8, 0x06), /* Keyboard */
+ HID_RI_COLLECTION(8, 0x01), /* Application */
+ HID_RI_USAGE_PAGE(8, 0x07), /* Key Codes */
+ HID_RI_USAGE_MINIMUM(8, 0xE0), /* Keyboard Left Control */
+ HID_RI_USAGE_MAXIMUM(8, 0xE7), /* Keyboard Right GUI */
+ HID_RI_LOGICAL_MINIMUM(8, 0x00),
+ HID_RI_LOGICAL_MAXIMUM(8, 0x01),
+ HID_RI_REPORT_COUNT(8, 0x08),
+ HID_RI_REPORT_SIZE(8, 0x01),
+ HID_RI_INPUT(8, HID_IOF_DATA | HID_IOF_VARIABLE | HID_IOF_ABSOLUTE),
+
+ HID_RI_USAGE_PAGE(8, 0x08), /* LEDs */
+ HID_RI_USAGE_MINIMUM(8, 0x01), /* Num Lock */
+ HID_RI_USAGE_MAXIMUM(8, 0x05), /* Kana */
+ HID_RI_REPORT_COUNT(8, 0x05),
+ HID_RI_REPORT_SIZE(8, 0x01),
+ HID_RI_OUTPUT(8, HID_IOF_DATA | HID_IOF_VARIABLE | HID_IOF_ABSOLUTE | HID_IOF_NON_VOLATILE),
+ HID_RI_REPORT_COUNT(8, 0x01),
+ HID_RI_REPORT_SIZE(8, 0x03),
+ HID_RI_OUTPUT(8, HID_IOF_CONSTANT),
+
+ HID_RI_USAGE_PAGE(8, 0x07), /* Key Codes */
+ HID_RI_USAGE_MINIMUM(8, 0x00), /* Keyboard 0 */
+ HID_RI_USAGE_MAXIMUM(8, (NKRO_EPSIZE-1)*8-1), /* Keyboard Right GUI */
+ HID_RI_LOGICAL_MINIMUM(8, 0x00),
+ HID_RI_LOGICAL_MAXIMUM(8, 0x01),
+ HID_RI_REPORT_COUNT(8, (NKRO_EPSIZE-1)*8),
+ HID_RI_REPORT_SIZE(8, 0x01),
+ HID_RI_INPUT(8, HID_IOF_DATA | HID_IOF_VARIABLE | HID_IOF_ABSOLUTE),
+ HID_RI_END_COLLECTION(0),
+};
+#endif
+
+/*******************************************************************************
+ * Device Descriptors
+ ******************************************************************************/
+const USB_Descriptor_Device_t PROGMEM DeviceDescriptor =
+{
+ .Header = {.Size = sizeof(USB_Descriptor_Device_t), .Type = DTYPE_Device},
+
+ .USBSpecification = VERSION_BCD(1,1,0),
+#if VIRTSER_ENABLE
+ .Class = USB_CSCP_IADDeviceClass,
+ .SubClass = USB_CSCP_IADDeviceSubclass,
+ .Protocol = USB_CSCP_IADDeviceProtocol,
+#else
+ .Class = USB_CSCP_NoDeviceClass,
+ .SubClass = USB_CSCP_NoDeviceSubclass,
+ .Protocol = USB_CSCP_NoDeviceProtocol,
+#endif
+
+ .Endpoint0Size = FIXED_CONTROL_ENDPOINT_SIZE,
+
+ /* specified in config.h */
+ .VendorID = VENDOR_ID,
+ .ProductID = PRODUCT_ID,
+ .ReleaseNumber = DEVICE_VER,
+
+ .ManufacturerStrIndex = 0x01,
+ .ProductStrIndex = 0x02,
+ .SerialNumStrIndex = NO_DESCRIPTOR,
+
+ .NumberOfConfigurations = FIXED_NUM_CONFIGURATIONS
+};
+
+/*******************************************************************************
+ * Configuration Descriptors
+ ******************************************************************************/
+const USB_Descriptor_Configuration_t PROGMEM ConfigurationDescriptor =
+{
+ .Config =
+ {
+ .Header = {.Size = sizeof(USB_Descriptor_Configuration_Header_t), .Type = DTYPE_Configuration},
+
+ .TotalConfigurationSize = sizeof(USB_Descriptor_Configuration_t),
+ .TotalInterfaces = TOTAL_INTERFACES,
+
+ .ConfigurationNumber = 1,
+ .ConfigurationStrIndex = NO_DESCRIPTOR,
+
+ .ConfigAttributes = (USB_CONFIG_ATTR_RESERVED | USB_CONFIG_ATTR_REMOTEWAKEUP),
+
+ .MaxPowerConsumption = USB_CONFIG_POWER_MA(USB_MAX_POWER_CONSUMPTION)
+ },
+
+ /*
+ * Keyboard
+ */
+ .Keyboard_Interface =
+ {
+ .Header = {.Size = sizeof(USB_Descriptor_Interface_t), .Type = DTYPE_Interface},
+
+ .InterfaceNumber = KEYBOARD_INTERFACE,
+ .AlternateSetting = 0x00,
+
+ .TotalEndpoints = 1,
+
+ .Class = HID_CSCP_HIDClass,
+ .SubClass = HID_CSCP_BootSubclass,
+ .Protocol = HID_CSCP_KeyboardBootProtocol,
+
+ .InterfaceStrIndex = NO_DESCRIPTOR
+ },
+
+ .Keyboard_HID =
+ {
+ .Header = {.Size = sizeof(USB_HID_Descriptor_HID_t), .Type = HID_DTYPE_HID},
+
+ .HIDSpec = VERSION_BCD(1,1,1),
+ .CountryCode = 0x00,
+ .TotalReportDescriptors = 1,
+ .HIDReportType = HID_DTYPE_Report,
+ .HIDReportLength = sizeof(KeyboardReport)
+ },
+
+ .Keyboard_INEndpoint =
+ {
+ .Header = {.Size = sizeof(USB_Descriptor_Endpoint_t), .Type = DTYPE_Endpoint},
+
+ .EndpointAddress = (ENDPOINT_DIR_IN | KEYBOARD_IN_EPNUM),
+ .Attributes = (EP_TYPE_INTERRUPT | ENDPOINT_ATTR_NO_SYNC | ENDPOINT_USAGE_DATA),
+ .EndpointSize = KEYBOARD_EPSIZE,
+ .PollingIntervalMS = 0x0A
+ },
+
+ /*
+ * Mouse
+ */
+#ifdef MOUSE_ENABLE
+ .Mouse_Interface =
+ {
+ .Header = {.Size = sizeof(USB_Descriptor_Interface_t), .Type = DTYPE_Interface},
+
+ .InterfaceNumber = MOUSE_INTERFACE,
+ .AlternateSetting = 0x00,
+
+ .TotalEndpoints = 1,
+
+ .Class = HID_CSCP_HIDClass,
+ .SubClass = HID_CSCP_BootSubclass,
+ .Protocol = HID_CSCP_MouseBootProtocol,
+
+ .InterfaceStrIndex = NO_DESCRIPTOR
+ },
+
+ .Mouse_HID =
+ {
+ .Header = {.Size = sizeof(USB_HID_Descriptor_HID_t), .Type = HID_DTYPE_HID},
+
+ .HIDSpec = VERSION_BCD(1,1,1),
+ .CountryCode = 0x00,
+ .TotalReportDescriptors = 1,
+ .HIDReportType = HID_DTYPE_Report,
+ .HIDReportLength = sizeof(MouseReport)
+ },
+
+ .Mouse_INEndpoint =
+ {
+ .Header = {.Size = sizeof(USB_Descriptor_Endpoint_t), .Type = DTYPE_Endpoint},
+
+ .EndpointAddress = (ENDPOINT_DIR_IN | MOUSE_IN_EPNUM),
+ .Attributes = (EP_TYPE_INTERRUPT | ENDPOINT_ATTR_NO_SYNC | ENDPOINT_USAGE_DATA),
+ .EndpointSize = MOUSE_EPSIZE,
+ .PollingIntervalMS = 0x0A
+ },
+#endif
+
+ /*
+ * Extra
+ */
+#ifdef EXTRAKEY_ENABLE
+ .Extrakey_Interface =
+ {
+ .Header = {.Size = sizeof(USB_Descriptor_Interface_t), .Type = DTYPE_Interface},
+
+ .InterfaceNumber = EXTRAKEY_INTERFACE,
+ .AlternateSetting = 0x00,
+
+ .TotalEndpoints = 1,
+
+ .Class = HID_CSCP_HIDClass,
+ .SubClass = HID_CSCP_NonBootSubclass,
+ .Protocol = HID_CSCP_NonBootProtocol,
+
+ .InterfaceStrIndex = NO_DESCRIPTOR
+ },
+
+ .Extrakey_HID =
+ {
+ .Header = {.Size = sizeof(USB_HID_Descriptor_HID_t), .Type = HID_DTYPE_HID},
+
+ .HIDSpec = VERSION_BCD(1,1,1),
+ .CountryCode = 0x00,
+ .TotalReportDescriptors = 1,
+ .HIDReportType = HID_DTYPE_Report,
+ .HIDReportLength = sizeof(ExtrakeyReport)
+ },
+
+ .Extrakey_INEndpoint =
+ {
+ .Header = {.Size = sizeof(USB_Descriptor_Endpoint_t), .Type = DTYPE_Endpoint},
+
+ .EndpointAddress = (ENDPOINT_DIR_IN | EXTRAKEY_IN_EPNUM),
+ .Attributes = (EP_TYPE_INTERRUPT | ENDPOINT_ATTR_NO_SYNC | ENDPOINT_USAGE_DATA),
+ .EndpointSize = EXTRAKEY_EPSIZE,
+ .PollingIntervalMS = 0x0A
+ },
+#endif
+
+ /*
+ * Raw
+ */
+ #ifdef RAW_ENABLE
+ .Raw_Interface =
+ {
+ .Header = {.Size = sizeof(USB_Descriptor_Interface_t), .Type = DTYPE_Interface},
+
+ .InterfaceNumber = RAW_INTERFACE,
+ .AlternateSetting = 0x00,
+
+ .TotalEndpoints = 2,
+
+ .Class = HID_CSCP_HIDClass,
+ .SubClass = HID_CSCP_NonBootSubclass,
+ .Protocol = HID_CSCP_NonBootProtocol,
+
+ .InterfaceStrIndex = NO_DESCRIPTOR
+ },
+
+ .Raw_HID =
+ {
+ .Header = {.Size = sizeof(USB_HID_Descriptor_HID_t), .Type = HID_DTYPE_HID},
+
+ .HIDSpec = VERSION_BCD(1,1,1),
+ .CountryCode = 0x00,
+ .TotalReportDescriptors = 1,
+ .HIDReportType = HID_DTYPE_Report,
+ .HIDReportLength = sizeof(RawReport)
+ },
+
+ .Raw_INEndpoint =
+ {
+ .Header = {.Size = sizeof(USB_Descriptor_Endpoint_t), .Type = DTYPE_Endpoint},
+
+ .EndpointAddress = (ENDPOINT_DIR_IN | RAW_IN_EPNUM),
+ .Attributes = (EP_TYPE_INTERRUPT | ENDPOINT_ATTR_NO_SYNC | ENDPOINT_USAGE_DATA),
+ .EndpointSize = RAW_EPSIZE,
+ .PollingIntervalMS = 0x01
+ },
+
+ .Raw_OUTEndpoint =
+ {
+ .Header = {.Size = sizeof(USB_Descriptor_Endpoint_t), .Type = DTYPE_Endpoint},
+
+ .EndpointAddress = (ENDPOINT_DIR_OUT | RAW_OUT_EPNUM),
+ .Attributes = (EP_TYPE_INTERRUPT | ENDPOINT_ATTR_NO_SYNC | ENDPOINT_USAGE_DATA),
+ .EndpointSize = RAW_EPSIZE,
+ .PollingIntervalMS = 0x01
+ },
+ #endif
+
+ /*
+ * Console
+ */
+#ifdef CONSOLE_ENABLE
+ .Console_Interface =
+ {
+ .Header = {.Size = sizeof(USB_Descriptor_Interface_t), .Type = DTYPE_Interface},
+
+ .InterfaceNumber = CONSOLE_INTERFACE,
+ .AlternateSetting = 0x00,
+
+ .TotalEndpoints = 2,
+
+ .Class = HID_CSCP_HIDClass,
+ .SubClass = HID_CSCP_NonBootSubclass,
+ .Protocol = HID_CSCP_NonBootProtocol,
+
+ .InterfaceStrIndex = NO_DESCRIPTOR
+ },
+
+ .Console_HID =
+ {
+ .Header = {.Size = sizeof(USB_HID_Descriptor_HID_t), .Type = HID_DTYPE_HID},
+
+ .HIDSpec = VERSION_BCD(1,1,1),
+ .CountryCode = 0x00,
+ .TotalReportDescriptors = 1,
+ .HIDReportType = HID_DTYPE_Report,
+ .HIDReportLength = sizeof(ConsoleReport)
+ },
+
+ .Console_INEndpoint =
+ {
+ .Header = {.Size = sizeof(USB_Descriptor_Endpoint_t), .Type = DTYPE_Endpoint},
+
+ .EndpointAddress = (ENDPOINT_DIR_IN | CONSOLE_IN_EPNUM),
+ .Attributes = (EP_TYPE_INTERRUPT | ENDPOINT_ATTR_NO_SYNC | ENDPOINT_USAGE_DATA),
+ .EndpointSize = CONSOLE_EPSIZE,
+ .PollingIntervalMS = 0x01
+ },
+
+ .Console_OUTEndpoint =
+ {
+ .Header = {.Size = sizeof(USB_Descriptor_Endpoint_t), .Type = DTYPE_Endpoint},
+
+ .EndpointAddress = (ENDPOINT_DIR_OUT | CONSOLE_OUT_EPNUM),
+ .Attributes = (EP_TYPE_INTERRUPT | ENDPOINT_ATTR_NO_SYNC | ENDPOINT_USAGE_DATA),
+ .EndpointSize = CONSOLE_EPSIZE,
+ .PollingIntervalMS = 0x01
+ },
+#endif
+
+ /*
+ * NKRO
+ */
+#ifdef NKRO_ENABLE
+ .NKRO_Interface =
+ {
+ .Header = {.Size = sizeof(USB_Descriptor_Interface_t), .Type = DTYPE_Interface},
+
+ .InterfaceNumber = NKRO_INTERFACE,
+ .AlternateSetting = 0x00,
+
+ .TotalEndpoints = 1,
+
+ .Class = HID_CSCP_HIDClass,
+ .SubClass = HID_CSCP_NonBootSubclass,
+ .Protocol = HID_CSCP_NonBootProtocol,
+
+ .InterfaceStrIndex = NO_DESCRIPTOR
+ },
+
+ .NKRO_HID =
+ {
+ .Header = {.Size = sizeof(USB_HID_Descriptor_HID_t), .Type = HID_DTYPE_HID},
+
+ .HIDSpec = VERSION_BCD(1,1,1),
+ .CountryCode = 0x00,
+ .TotalReportDescriptors = 1,
+ .HIDReportType = HID_DTYPE_Report,
+ .HIDReportLength = sizeof(NKROReport)
+ },
+
+ .NKRO_INEndpoint =
+ {
+ .Header = {.Size = sizeof(USB_Descriptor_Endpoint_t), .Type = DTYPE_Endpoint},
+
+ .EndpointAddress = (ENDPOINT_DIR_IN | NKRO_IN_EPNUM),
+ .Attributes = (EP_TYPE_INTERRUPT | ENDPOINT_ATTR_NO_SYNC | ENDPOINT_USAGE_DATA),
+ .EndpointSize = NKRO_EPSIZE,
+ .PollingIntervalMS = 0x01
+ },
+#endif
+
+#ifdef MIDI_ENABLE
+ .Audio_ControlInterface =
+ {
+ .Header = {.Size = sizeof(USB_Descriptor_Interface_t), .Type = DTYPE_Interface},
+
+ .InterfaceNumber = AC_INTERFACE,
+ .AlternateSetting = 0,
+
+ .TotalEndpoints = 0,
+
+ .Class = AUDIO_CSCP_AudioClass,
+ .SubClass = AUDIO_CSCP_ControlSubclass,
+ .Protocol = AUDIO_CSCP_ControlProtocol,
+
+ .InterfaceStrIndex = NO_DESCRIPTOR
+ },
+
+ .Audio_ControlInterface_SPC =
+ {
+ .Header = {.Size = sizeof(USB_Audio_Descriptor_Interface_AC_t), .Type = DTYPE_CSInterface},
+ .Subtype = AUDIO_DSUBTYPE_CSInterface_Header,
+
+ .ACSpecification = VERSION_BCD(1,0,0),
+ .TotalLength = sizeof(USB_Audio_Descriptor_Interface_AC_t),
+
+ .InCollection = 1,
+ .InterfaceNumber = AS_INTERFACE,
+ },
+
+ .Audio_StreamInterface =
+ {
+ .Header = {.Size = sizeof(USB_Descriptor_Interface_t), .Type = DTYPE_Interface},
+
+ .InterfaceNumber = AS_INTERFACE,
+ .AlternateSetting = 0,
+
+ .TotalEndpoints = 2,
+
+ .Class = AUDIO_CSCP_AudioClass,
+ .SubClass = AUDIO_CSCP_MIDIStreamingSubclass,
+ .Protocol = AUDIO_CSCP_StreamingProtocol,
+
+ .InterfaceStrIndex = NO_DESCRIPTOR
+ },
+
+ .Audio_StreamInterface_SPC =
+ {
+ .Header = {.Size = sizeof(USB_MIDI_Descriptor_AudioInterface_AS_t), .Type = DTYPE_CSInterface},
+ .Subtype = AUDIO_DSUBTYPE_CSInterface_General,
+
+ .AudioSpecification = VERSION_BCD(1,0,0),
+
+ .TotalLength = (sizeof(USB_Descriptor_Configuration_t) -
+ offsetof(USB_Descriptor_Configuration_t, Audio_StreamInterface_SPC))
+ },
+
+ .MIDI_In_Jack_Emb =
+ {
+ .Header = {.Size = sizeof(USB_MIDI_Descriptor_InputJack_t), .Type = DTYPE_CSInterface},
+ .Subtype = AUDIO_DSUBTYPE_CSInterface_InputTerminal,
+
+ .JackType = MIDI_JACKTYPE_Embedded,
+ .JackID = 0x01,
+
+ .JackStrIndex = NO_DESCRIPTOR
+ },
+
+ .MIDI_In_Jack_Ext =
+ {
+ .Header = {.Size = sizeof(USB_MIDI_Descriptor_InputJack_t), .Type = DTYPE_CSInterface},
+ .Subtype = AUDIO_DSUBTYPE_CSInterface_InputTerminal,
+
+ .JackType = MIDI_JACKTYPE_External,
+ .JackID = 0x02,
+
+ .JackStrIndex = NO_DESCRIPTOR
+ },
+
+ .MIDI_Out_Jack_Emb =
+ {
+ .Header = {.Size = sizeof(USB_MIDI_Descriptor_OutputJack_t), .Type = DTYPE_CSInterface},
+ .Subtype = AUDIO_DSUBTYPE_CSInterface_OutputTerminal,
+
+ .JackType = MIDI_JACKTYPE_Embedded,
+ .JackID = 0x03,
+
+ .NumberOfPins = 1,
+ .SourceJackID = {0x02},
+ .SourcePinID = {0x01},
+
+ .JackStrIndex = NO_DESCRIPTOR
+ },
+
+ .MIDI_Out_Jack_Ext =
+ {
+ .Header = {.Size = sizeof(USB_MIDI_Descriptor_OutputJack_t), .Type = DTYPE_CSInterface},
+ .Subtype = AUDIO_DSUBTYPE_CSInterface_OutputTerminal,
+
+ .JackType = MIDI_JACKTYPE_External,
+ .JackID = 0x04,
+
+ .NumberOfPins = 1,
+ .SourceJackID = {0x01},
+ .SourcePinID = {0x01},
+
+ .JackStrIndex = NO_DESCRIPTOR
+ },
+
+ .MIDI_In_Jack_Endpoint =
+ {
+ .Endpoint =
+ {
+ .Header = {.Size = sizeof(USB_Audio_Descriptor_StreamEndpoint_Std_t), .Type = DTYPE_Endpoint},
+
+ .EndpointAddress = MIDI_STREAM_OUT_EPADDR,
+ .Attributes = (EP_TYPE_BULK | ENDPOINT_ATTR_NO_SYNC | ENDPOINT_USAGE_DATA),
+ .EndpointSize = MIDI_STREAM_EPSIZE,
+ .PollingIntervalMS = 0x05
+ },
+
+ .Refresh = 0,
+ .SyncEndpointNumber = 0
+ },
+
+ .MIDI_In_Jack_Endpoint_SPC =
+ {
+ .Header = {.Size = sizeof(USB_MIDI_Descriptor_Jack_Endpoint_t), .Type = DTYPE_CSEndpoint},
+ .Subtype = AUDIO_DSUBTYPE_CSEndpoint_General,
+
+ .TotalEmbeddedJacks = 0x01,
+ .AssociatedJackID = {0x01}
+ },
+
+ .MIDI_Out_Jack_Endpoint =
+ {
+ .Endpoint =
+ {
+ .Header = {.Size = sizeof(USB_Audio_Descriptor_StreamEndpoint_Std_t), .Type = DTYPE_Endpoint},
+
+ .EndpointAddress = MIDI_STREAM_IN_EPADDR,
+ .Attributes = (EP_TYPE_BULK | ENDPOINT_ATTR_NO_SYNC | ENDPOINT_USAGE_DATA),
+ .EndpointSize = MIDI_STREAM_EPSIZE,
+ .PollingIntervalMS = 0x05
+ },
+
+ .Refresh = 0,
+ .SyncEndpointNumber = 0
+ },
+
+ .MIDI_Out_Jack_Endpoint_SPC =
+ {
+ .Header = {.Size = sizeof(USB_MIDI_Descriptor_Jack_Endpoint_t), .Type = DTYPE_CSEndpoint},
+ .Subtype = AUDIO_DSUBTYPE_CSEndpoint_General,
+
+ .TotalEmbeddedJacks = 0x01,
+ .AssociatedJackID = {0x03}
+ },
+#endif
+
+#ifdef VIRTSER_ENABLE
+ .CDC_Interface_Association =
+ {
+ .Header = {.Size = sizeof(USB_Descriptor_Interface_Association_t), .Type = DTYPE_InterfaceAssociation},
+
+ .FirstInterfaceIndex = CCI_INTERFACE,
+ .TotalInterfaces = 2,
+
+ .Class = CDC_CSCP_CDCClass,
+ .SubClass = CDC_CSCP_ACMSubclass,
+ .Protocol = CDC_CSCP_ATCommandProtocol,
+
+ .IADStrIndex = NO_DESCRIPTOR,
+ },
+
+ .CDC_CCI_Interface =
+ {
+ .Header = {.Size = sizeof(USB_Descriptor_Interface_t), .Type = DTYPE_Interface},
+
+ .InterfaceNumber = CCI_INTERFACE,
+ .AlternateSetting = 0,
+
+ .TotalEndpoints = 1,
+
+ .Class = CDC_CSCP_CDCClass,
+ .SubClass = CDC_CSCP_ACMSubclass,
+ .Protocol = CDC_CSCP_ATCommandProtocol,
+
+ .InterfaceStrIndex = NO_DESCRIPTOR
+ },
+
+ .CDC_Functional_Header =
+ {
+ .Header = {.Size = sizeof(USB_CDC_Descriptor_FunctionalHeader_t), .Type = DTYPE_CSInterface},
+ .Subtype = 0x00,
+
+ .CDCSpecification = VERSION_BCD(1,1,0),
+ },
+
+ .CDC_Functional_ACM =
+ {
+ .Header = {.Size = sizeof(USB_CDC_Descriptor_FunctionalACM_t), .Type = DTYPE_CSInterface},
+ .Subtype = 0x02,
+
+ .Capabilities = 0x02,
+ },
+
+ .CDC_Functional_Union =
+ {
+ .Header = {.Size = sizeof(USB_CDC_Descriptor_FunctionalUnion_t), .Type = DTYPE_CSInterface},
+ .Subtype = 0x06,
+
+ .MasterInterfaceNumber = CCI_INTERFACE,
+ .SlaveInterfaceNumber = CDI_INTERFACE,
+ },
+
+ .CDC_NotificationEndpoint =
+ {
+ .Header = {.Size = sizeof(USB_Descriptor_Endpoint_t), .Type = DTYPE_Endpoint},
+
+ .EndpointAddress = CDC_NOTIFICATION_EPADDR,
+ .Attributes = (EP_TYPE_INTERRUPT | ENDPOINT_ATTR_NO_SYNC | ENDPOINT_USAGE_DATA),
+ .EndpointSize = CDC_NOTIFICATION_EPSIZE,
+ .PollingIntervalMS = 0xFF
+ },
+
+ .CDC_DCI_Interface =
+ {
+ .Header = {.Size = sizeof(USB_Descriptor_Interface_t), .Type = DTYPE_Interface},
+
+ .InterfaceNumber = CDI_INTERFACE,
+ .AlternateSetting = 0,
+
+ .TotalEndpoints = 2,
+
+ .Class = CDC_CSCP_CDCDataClass,
+ .SubClass = CDC_CSCP_NoDataSubclass,
+ .Protocol = CDC_CSCP_NoDataProtocol,
+
+ .InterfaceStrIndex = NO_DESCRIPTOR
+ },
+
+ .CDC_DataOutEndpoint =
+ {
+ .Header = {.Size = sizeof(USB_Descriptor_Endpoint_t), .Type = DTYPE_Endpoint},
+
+ .EndpointAddress = CDC_OUT_EPADDR,
+ .Attributes = (EP_TYPE_BULK | ENDPOINT_ATTR_NO_SYNC | ENDPOINT_USAGE_DATA),
+ .EndpointSize = CDC_EPSIZE,
+ .PollingIntervalMS = 0x05
+ },
+
+ .CDC_DataInEndpoint =
+ {
+ .Header = {.Size = sizeof(USB_Descriptor_Endpoint_t), .Type = DTYPE_Endpoint},
+
+ .EndpointAddress = CDC_IN_EPADDR,
+ .Attributes = (EP_TYPE_BULK | ENDPOINT_ATTR_NO_SYNC | ENDPOINT_USAGE_DATA),
+ .EndpointSize = CDC_EPSIZE,
+ .PollingIntervalMS = 0x05
+ },
+#endif
+};
+
+
+/*******************************************************************************
+ * String Descriptors
+ ******************************************************************************/
+const USB_Descriptor_String_t PROGMEM LanguageString =
+{
+ .Header = {.Size = USB_STRING_LEN(1), .Type = DTYPE_String},
+
+ .UnicodeString = {LANGUAGE_ID_ENG}
+};
+
+const USB_Descriptor_String_t PROGMEM ManufacturerString =
+{
+ /* subtract 1 for null terminator */
+ .Header = {.Size = USB_STRING_LEN(sizeof(STR(MANUFACTURER))-1), .Type = DTYPE_String},
+
+ .UnicodeString = LSTR(MANUFACTURER)
+};
+
+const USB_Descriptor_String_t PROGMEM ProductString =
+{
+ /* subtract 1 for null terminator */
+ .Header = {.Size = USB_STRING_LEN(sizeof(STR(PRODUCT))-1), .Type = DTYPE_String},
+
+ .UnicodeString = LSTR(PRODUCT)
+};
+
+
+/** This function is called by the library when in device mode, and must be overridden (see library "USB Descriptors"
+ * documentation) by the application code so that the address and size of a requested descriptor can be given
+ * to the USB library. When the device receives a Get Descriptor request on the control endpoint, this function
+ * is called so that the descriptor details can be passed back and the appropriate descriptor sent back to the
+ * USB host.
+ */
+uint16_t CALLBACK_USB_GetDescriptor(const uint16_t wValue,
+ const uint16_t wIndex,
+ const void** const DescriptorAddress)
+{
+ const uint8_t DescriptorType = (wValue >> 8);
+ const uint8_t DescriptorIndex = (wValue & 0xFF);
+
+ const void* Address = NULL;
+ uint16_t Size = NO_DESCRIPTOR;
+
+ switch (DescriptorType)
+ {
+ case DTYPE_Device:
+ Address = &DeviceDescriptor;
+ Size = sizeof(USB_Descriptor_Device_t);
+ break;
+ case DTYPE_Configuration:
+ Address = &ConfigurationDescriptor;
+ Size = sizeof(USB_Descriptor_Configuration_t);
+ break;
+ case DTYPE_String:
+ switch (DescriptorIndex )
+ {
+ case 0x00:
+ Address = &LanguageString;
+ Size = pgm_read_byte(&LanguageString.Header.Size);
+ break;
+ case 0x01:
+ Address = &ManufacturerString;
+ Size = pgm_read_byte(&ManufacturerString.Header.Size);
+ break;
+ case 0x02:
+ Address = &ProductString;
+ Size = pgm_read_byte(&ProductString.Header.Size);
+ break;
+ }
+ break;
+ case HID_DTYPE_HID:
+ switch (wIndex) {
+ case KEYBOARD_INTERFACE:
+ Address = &ConfigurationDescriptor.Keyboard_HID;
+ Size = sizeof(USB_HID_Descriptor_HID_t);
+ break;
+#ifdef MOUSE_ENABLE
+ case MOUSE_INTERFACE:
+ Address = &ConfigurationDescriptor.Mouse_HID;
+ Size = sizeof(USB_HID_Descriptor_HID_t);
+ break;
+#endif
+#ifdef EXTRAKEY_ENABLE
+ case EXTRAKEY_INTERFACE:
+ Address = &ConfigurationDescriptor.Extrakey_HID;
+ Size = sizeof(USB_HID_Descriptor_HID_t);
+ break;
+#endif
+#ifdef RAW_ENABLE
+ case RAW_INTERFACE:
+ Address = &ConfigurationDescriptor.Raw_HID;
+ Size = sizeof(USB_HID_Descriptor_HID_t);
+ break;
+#endif
+#ifdef CONSOLE_ENABLE
+ case CONSOLE_INTERFACE:
+ Address = &ConfigurationDescriptor.Console_HID;
+ Size = sizeof(USB_HID_Descriptor_HID_t);
+ break;
+#endif
+#ifdef NKRO_ENABLE
+ case NKRO_INTERFACE:
+ Address = &ConfigurationDescriptor.NKRO_HID;
+ Size = sizeof(USB_HID_Descriptor_HID_t);
+ break;
+#endif
+ }
+ break;
+ case HID_DTYPE_Report:
+ switch (wIndex) {
+ case KEYBOARD_INTERFACE:
+ Address = &KeyboardReport;
+ Size = sizeof(KeyboardReport);
+ break;
+#ifdef MOUSE_ENABLE
+ case MOUSE_INTERFACE:
+ Address = &MouseReport;
+ Size = sizeof(MouseReport);
+ break;
+#endif
+#ifdef EXTRAKEY_ENABLE
+ case EXTRAKEY_INTERFACE:
+ Address = &ExtrakeyReport;
+ Size = sizeof(ExtrakeyReport);
+ break;
+#endif
+#ifdef RAW_ENABLE
+ case RAW_INTERFACE:
+ Address = &RawReport;
+ Size = sizeof(RawReport);
+ break;
+#endif
+#ifdef CONSOLE_ENABLE
+ case CONSOLE_INTERFACE:
+ Address = &ConsoleReport;
+ Size = sizeof(ConsoleReport);
+ break;
+#endif
+#ifdef NKRO_ENABLE
+ case NKRO_INTERFACE:
+ Address = &NKROReport;
+ Size = sizeof(NKROReport);
+ break;
+#endif
+ }
+ break;
+ }
+
+ *DescriptorAddress = Address;
+ return Size;
+}
diff --git a/tmk_core/protocol/lufa/descriptor.h b/tmk_core/protocol/lufa/descriptor.h
new file mode 100644
index 0000000000..cde44abc9b
--- /dev/null
+++ b/tmk_core/protocol/lufa/descriptor.h
@@ -0,0 +1,271 @@
+/*
+ * Copyright 2012,2013 Jun Wako <wakojun@gmail.com>
+ * This file is based on:
+ * LUFA-120219/Demos/Device/Lowlevel/KeyboardMouse
+ * LUFA-120219/Demos/Device/Lowlevel/GenericHID
+ */
+
+/*
+ LUFA Library
+ Copyright (C) Dean Camera, 2012.
+
+ dean [at] fourwalledcubicle [dot] com
+ www.lufa-lib.org
+*/
+
+/*
+ Copyright 2012 Dean Camera (dean [at] fourwalledcubicle [dot] com)
+ Copyright 2010 Denver Gingerich (denver [at] ossguy [dot] com)
+
+ Permission to use, copy, modify, distribute, and sell this
+ software and its documentation for any purpose is hereby granted
+ without fee, provided that the above copyright notice appear in
+ all copies and that both that the copyright notice and this
+ permission notice and warranty disclaimer appear in supporting
+ documentation, and that the name of the author not be used in
+ advertising or publicity pertaining to distribution of the
+ software without specific, written prior permission.
+
+ The author disclaim all warranties with regard to this
+ software, including all implied warranties of merchantability
+ and fitness. In no event shall the author be liable for any
+ special, indirect or consequential damages or any damages
+ whatsoever resulting from loss of use, data or profits, whether
+ in an action of contract, negligence or other tortious action,
+ arising out of or in connection with the use or performance of
+ this software.
+*/
+
+/** \file
+ *
+ * Header file for Descriptors.c.
+ */
+
+#ifndef _DESCRIPTORS_H_
+#define _DESCRIPTORS_H_
+
+#include <LUFA/Drivers/USB/USB.h>
+#include <avr/pgmspace.h>
+
+
+typedef struct
+{
+ USB_Descriptor_Configuration_Header_t Config;
+
+ // Keyboard HID Interface
+ USB_Descriptor_Interface_t Keyboard_Interface;
+ USB_HID_Descriptor_HID_t Keyboard_HID;
+ USB_Descriptor_Endpoint_t Keyboard_INEndpoint;
+
+#ifdef MOUSE_ENABLE
+ // Mouse HID Interface
+ USB_Descriptor_Interface_t Mouse_Interface;
+ USB_HID_Descriptor_HID_t Mouse_HID;
+ USB_Descriptor_Endpoint_t Mouse_INEndpoint;
+#endif
+
+#ifdef EXTRAKEY_ENABLE
+ // Extrakey HID Interface
+ USB_Descriptor_Interface_t Extrakey_Interface;
+ USB_HID_Descriptor_HID_t Extrakey_HID;
+ USB_Descriptor_Endpoint_t Extrakey_INEndpoint;
+#endif
+
+#ifdef RAW_ENABLE
+ // Raw HID Interface
+ USB_Descriptor_Interface_t Raw_Interface;
+ USB_HID_Descriptor_HID_t Raw_HID;
+ USB_Descriptor_Endpoint_t Raw_INEndpoint;
+ USB_Descriptor_Endpoint_t Raw_OUTEndpoint;
+#endif
+
+#ifdef CONSOLE_ENABLE
+ // Console HID Interface
+ USB_Descriptor_Interface_t Console_Interface;
+ USB_HID_Descriptor_HID_t Console_HID;
+ USB_Descriptor_Endpoint_t Console_INEndpoint;
+ USB_Descriptor_Endpoint_t Console_OUTEndpoint;
+#endif
+
+#ifdef NKRO_ENABLE
+ // NKRO HID Interface
+ USB_Descriptor_Interface_t NKRO_Interface;
+ USB_HID_Descriptor_HID_t NKRO_HID;
+ USB_Descriptor_Endpoint_t NKRO_INEndpoint;
+#endif
+
+#ifdef MIDI_ENABLE
+ // MIDI Audio Control Interface
+ USB_Descriptor_Interface_t Audio_ControlInterface;
+ USB_Audio_Descriptor_Interface_AC_t Audio_ControlInterface_SPC;
+
+ // MIDI Audio Streaming Interface
+ USB_Descriptor_Interface_t Audio_StreamInterface;
+ USB_MIDI_Descriptor_AudioInterface_AS_t Audio_StreamInterface_SPC;
+ USB_MIDI_Descriptor_InputJack_t MIDI_In_Jack_Emb;
+ USB_MIDI_Descriptor_InputJack_t MIDI_In_Jack_Ext;
+ USB_MIDI_Descriptor_OutputJack_t MIDI_Out_Jack_Emb;
+ USB_MIDI_Descriptor_OutputJack_t MIDI_Out_Jack_Ext;
+ USB_Audio_Descriptor_StreamEndpoint_Std_t MIDI_In_Jack_Endpoint;
+ USB_MIDI_Descriptor_Jack_Endpoint_t MIDI_In_Jack_Endpoint_SPC;
+ USB_Audio_Descriptor_StreamEndpoint_Std_t MIDI_Out_Jack_Endpoint;
+ USB_MIDI_Descriptor_Jack_Endpoint_t MIDI_Out_Jack_Endpoint_SPC;
+#endif
+
+#ifdef VIRTSER_ENABLE
+ USB_Descriptor_Interface_Association_t CDC_Interface_Association;
+
+ // CDC Control Interface
+ USB_Descriptor_Interface_t CDC_CCI_Interface;
+ USB_CDC_Descriptor_FunctionalHeader_t CDC_Functional_Header;
+ USB_CDC_Descriptor_FunctionalACM_t CDC_Functional_ACM;
+ USB_CDC_Descriptor_FunctionalUnion_t CDC_Functional_Union;
+ USB_Descriptor_Endpoint_t CDC_NotificationEndpoint;
+
+ // CDC Data Interface
+ USB_Descriptor_Interface_t CDC_DCI_Interface;
+ USB_Descriptor_Endpoint_t CDC_DataOutEndpoint;
+ USB_Descriptor_Endpoint_t CDC_DataInEndpoint;
+#endif
+} USB_Descriptor_Configuration_t;
+
+
+/* index of interface */
+#define KEYBOARD_INTERFACE 0
+
+#ifdef MOUSE_ENABLE
+# define MOUSE_INTERFACE (KEYBOARD_INTERFACE + 1)
+#else
+# define MOUSE_INTERFACE KEYBOARD_INTERFACE
+#endif
+
+#ifdef EXTRAKEY_ENABLE
+# define EXTRAKEY_INTERFACE (MOUSE_INTERFACE + 1)
+#else
+# define EXTRAKEY_INTERFACE MOUSE_INTERFACE
+#endif
+
+#ifdef RAW_ENABLE
+# define RAW_INTERFACE (EXTRAKEY_INTERFACE + 1)
+#else
+# define RAW_INTERFACE EXTRAKEY_INTERFACE
+#endif
+
+#ifdef CONSOLE_ENABLE
+# define CONSOLE_INTERFACE (RAW_INTERFACE + 1)
+#else
+# define CONSOLE_INTERFACE RAW_INTERFACE
+#endif
+
+#ifdef NKRO_ENABLE
+# define NKRO_INTERFACE (CONSOLE_INTERFACE + 1)
+#else
+# define NKRO_INTERFACE CONSOLE_INTERFACE
+#endif
+
+#ifdef MIDI_ENABLE
+# define AC_INTERFACE (NKRO_INTERFACE + 1)
+# define AS_INTERFACE (NKRO_INTERFACE + 2)
+#else
+# define AS_INTERFACE NKRO_INTERFACE
+#endif
+
+#ifdef VIRTSER_ENABLE
+# define CCI_INTERFACE (AS_INTERFACE + 1)
+# define CDI_INTERFACE (AS_INTERFACE + 2)
+#else
+# define CDI_INTERFACE AS_INTERFACE
+#endif
+
+/* nubmer of interfaces */
+#define TOTAL_INTERFACES (CDI_INTERFACE + 1)
+
+
+// Endopoint number and size
+#define KEYBOARD_IN_EPNUM 1
+
+#ifdef MOUSE_ENABLE
+# define MOUSE_IN_EPNUM (KEYBOARD_IN_EPNUM + 1)
+#else
+# define MOUSE_IN_EPNUM KEYBOARD_IN_EPNUM
+#endif
+
+#ifdef EXTRAKEY_ENABLE
+# define EXTRAKEY_IN_EPNUM (MOUSE_IN_EPNUM + 1)
+#else
+# define EXTRAKEY_IN_EPNUM MOUSE_IN_EPNUM
+#endif
+
+#ifdef RAW_ENABLE
+# define RAW_IN_EPNUM (EXTRAKEY_IN_EPNUM + 1)
+# define RAW_OUT_EPNUM (EXTRAKEY_IN_EPNUM + 2)
+#else
+# define RAW_OUT_EPNUM EXTRAKEY_IN_EPNUM
+#endif
+
+#ifdef CONSOLE_ENABLE
+# define CONSOLE_IN_EPNUM (RAW_OUT_EPNUM + 1)
+//# define CONSOLE_OUT_EPNUM (RAW_OUT_EPNUM + 2)
+# define CONSOLE_OUT_EPNUM (RAW_OUT_EPNUM + 1)
+#else
+# define CONSOLE_OUT_EPNUM RAW_OUT_EPNUM
+#endif
+
+#ifdef NKRO_ENABLE
+# define NKRO_IN_EPNUM (CONSOLE_OUT_EPNUM + 1)
+#else
+# define NKRO_IN_EPNUM CONSOLE_OUT_EPNUM
+#endif
+
+#ifdef MIDI_ENABLE
+# define MIDI_STREAM_IN_EPNUM (NKRO_IN_EPNUM + 1)
+// # define MIDI_STREAM_OUT_EPNUM (NKRO_IN_EPNUM + 1)
+# define MIDI_STREAM_OUT_EPNUM (NKRO_IN_EPNUM + 2)
+# define MIDI_STREAM_IN_EPADDR (ENDPOINT_DIR_IN | MIDI_STREAM_IN_EPNUM)
+# define MIDI_STREAM_OUT_EPADDR (ENDPOINT_DIR_OUT | MIDI_STREAM_OUT_EPNUM)
+#else
+# define MIDI_STREAM_OUT_EPNUM NKRO_IN_EPNUM
+#endif
+
+#ifdef VIRTSER_ENABLE
+# define CDC_NOTIFICATION_EPNUM (MIDI_STREAM_OUT_EPNUM + 1)
+# define CDC_IN_EPNUM (MIDI_STREAM_OUT_EPNUM + 2)
+# define CDC_OUT_EPNUM (MIDI_STREAM_OUT_EPNUM + 3)
+# define CDC_NOTIFICATION_EPADDR (ENDPOINT_DIR_IN | CDC_NOTIFICATION_EPNUM)
+# define CDC_IN_EPADDR (ENDPOINT_DIR_IN | CDC_IN_EPNUM)
+# define CDC_OUT_EPADDR (ENDPOINT_DIR_OUT | CDC_OUT_EPNUM)
+#else
+# define CDC_OUT_EPNUM MIDI_STREAM_OUT_EPNUM
+#endif
+
+#if defined(__AVR_ATmega32U2__) && CDC_OUT_EPNUM > 4
+# error "Endpoints are not available enough to support all functions. Remove some in Makefile.(MOUSEKEY, EXTRAKEY, CONSOLE, NKRO, MIDI, SERIAL)"
+#endif
+
+#define KEYBOARD_EPSIZE 8
+#define MOUSE_EPSIZE 8
+#define EXTRAKEY_EPSIZE 8
+#define RAW_EPSIZE 32
+#define CONSOLE_EPSIZE 32
+#define NKRO_EPSIZE 32
+#define MIDI_STREAM_EPSIZE 64
+#define CDC_NOTIFICATION_EPSIZE 8
+#define CDC_EPSIZE 16
+
+
+uint16_t CALLBACK_USB_GetDescriptor(const uint16_t wValue,
+ const uint16_t wIndex,
+ const void** const DescriptorAddress)
+ ATTR_WARN_UNUSED_RESULT ATTR_NON_NULL_PTR_ARG(3);
+
+
+/* new API */
+#if LUFA_VERSION_INTEGER < 0x140302
+ #undef VERSION_BCD
+ #define VERSION_BCD(Major, Minor, Revision) \
+ CPU_TO_LE16( ((Major & 0xFF) << 8) | \
+ ((Minor & 0x0F) << 4) | \
+ (Revision & 0x0F) )
+#endif
+
+#endif
diff --git a/tmk_core/protocol/lufa/lufa.c b/tmk_core/protocol/lufa/lufa.c
new file mode 100644
index 0000000000..e3f8724e81
--- /dev/null
+++ b/tmk_core/protocol/lufa/lufa.c
@@ -0,0 +1,1293 @@
+/*
+ * Copyright 2012 Jun Wako <wakojun@gmail.com>
+ * This file is based on:
+ * LUFA-120219/Demos/Device/Lowlevel/KeyboardMouse
+ * LUFA-120219/Demos/Device/Lowlevel/GenericHID
+ */
+
+/*
+ LUFA Library
+ Copyright (C) Dean Camera, 2012.
+
+ dean [at] fourwalledcubicle [dot] com
+ www.lufa-lib.org
+*/
+
+/*
+ Copyright 2012 Dean Camera (dean [at] fourwalledcubicle [dot] com)
+ Copyright 2010 Denver Gingerich (denver [at] ossguy [dot] com)
+
+ Permission to use, copy, modify, distribute, and sell this
+ software and its documentation for any purpose is hereby granted
+ without fee, provided that the above copyright notice appear in
+ all copies and that both that the copyright notice and this
+ permission notice and warranty disclaimer appear in supporting
+ documentation, and that the name of the author not be used in
+ advertising or publicity pertaining to distribution of the
+ software without specific, written prior permission.
+
+ The author disclaim all warranties with regard to this
+ software, including all implied warranties of merchantability
+ and fitness. In no event shall the author be liable for any
+ special, indirect or consequential damages or any damages
+ whatsoever resulting from loss of use, data or profits, whether
+ in an action of contract, negligence or other tortious action,
+ arising out of or in connection with the use or performance of
+ this software.
+*/
+
+#include "report.h"
+#include "host.h"
+#include "host_driver.h"
+#include "keyboard.h"
+#include "action.h"
+#include "led.h"
+#include "sendchar.h"
+#include "debug.h"
+#ifdef SLEEP_LED_ENABLE
+#include "sleep_led.h"
+#endif
+#include "suspend.h"
+
+#include "descriptor.h"
+#include "lufa.h"
+#include "quantum.h"
+#include <util/atomic.h>
+#include "outputselect.h"
+
+#ifdef NKRO_ENABLE
+ #include "keycode_config.h"
+
+ extern keymap_config_t keymap_config;
+#endif
+
+
+#ifdef AUDIO_ENABLE
+ #include <audio.h>
+#endif
+
+#ifdef BLUETOOTH_ENABLE
+ #ifdef MODULE_ADAFRUIT_BLE
+ #include "adafruit_ble.h"
+ #else
+ #include "bluetooth.h"
+ #endif
+#endif
+
+#ifdef VIRTSER_ENABLE
+ #include "virtser.h"
+#endif
+
+#if (defined(RGB_MIDI) | defined(RGBLIGHT_ANIMATIONS)) & defined(RGBLIGHT_ENABLE)
+ #include "rgblight.h"
+#endif
+
+#ifdef MIDI_ENABLE
+ #include "sysex_tools.h"
+#endif
+
+#ifdef RAW_ENABLE
+ #include "raw_hid.h"
+#endif
+
+uint8_t keyboard_idle = 0;
+/* 0: Boot Protocol, 1: Report Protocol(default) */
+uint8_t keyboard_protocol = 1;
+static uint8_t keyboard_led_stats = 0;
+
+static report_keyboard_t keyboard_report_sent;
+
+#ifdef MIDI_ENABLE
+static void usb_send_func(MidiDevice * device, uint16_t cnt, uint8_t byte0, uint8_t byte1, uint8_t byte2);
+static void usb_get_midi(MidiDevice * device);
+static void midi_usb_init(MidiDevice * device);
+#endif
+
+/* Host driver */
+static uint8_t keyboard_leds(void);
+static void send_keyboard(report_keyboard_t *report);
+static void send_mouse(report_mouse_t *report);
+static void send_system(uint16_t data);
+static void send_consumer(uint16_t data);
+host_driver_t lufa_driver = {
+ keyboard_leds,
+ send_keyboard,
+ send_mouse,
+ send_system,
+ send_consumer,
+#ifdef MIDI_ENABLE
+ usb_send_func,
+ usb_get_midi,
+ midi_usb_init
+#endif
+};
+
+/*******************************************************************************
+ * MIDI
+ ******************************************************************************/
+
+#ifdef MIDI_ENABLE
+USB_ClassInfo_MIDI_Device_t USB_MIDI_Interface =
+{
+ .Config =
+ {
+ .StreamingInterfaceNumber = AS_INTERFACE,
+ .DataINEndpoint =
+ {
+ .Address = MIDI_STREAM_IN_EPADDR,
+ .Size = MIDI_STREAM_EPSIZE,
+ .Banks = 1,
+ },
+ .DataOUTEndpoint =
+ {
+ .Address = MIDI_STREAM_OUT_EPADDR,
+ .Size = MIDI_STREAM_EPSIZE,
+ .Banks = 1,
+ },
+ },
+};
+
+#define SYSEX_START_OR_CONT 0x40
+#define SYSEX_ENDS_IN_1 0x50
+#define SYSEX_ENDS_IN_2 0x60
+#define SYSEX_ENDS_IN_3 0x70
+
+#define SYS_COMMON_1 0x50
+#define SYS_COMMON_2 0x20
+#define SYS_COMMON_3 0x30
+#endif
+
+#ifdef VIRTSER_ENABLE
+USB_ClassInfo_CDC_Device_t cdc_device =
+{
+ .Config =
+ {
+ .ControlInterfaceNumber = CCI_INTERFACE,
+ .DataINEndpoint =
+ {
+ .Address = CDC_IN_EPADDR,
+ .Size = CDC_EPSIZE,
+ .Banks = 1,
+ },
+ .DataOUTEndpoint =
+ {
+ .Address = CDC_OUT_EPADDR,
+ .Size = CDC_EPSIZE,
+ .Banks = 1,
+ },
+ .NotificationEndpoint =
+ {
+ .Address = CDC_NOTIFICATION_EPADDR,
+ .Size = CDC_NOTIFICATION_EPSIZE,
+ .Banks = 1,
+ },
+ },
+};
+#endif
+
+#ifdef RAW_ENABLE
+
+void raw_hid_send( uint8_t *data, uint8_t length )
+{
+ // TODO: implement variable size packet
+ if ( length != RAW_EPSIZE )
+ {
+ return;
+ }
+
+ if (USB_DeviceState != DEVICE_STATE_Configured)
+ {
+ return;
+ }
+
+ // TODO: decide if we allow calls to raw_hid_send() in the middle
+ // of other endpoint usage.
+ uint8_t ep = Endpoint_GetCurrentEndpoint();
+
+ Endpoint_SelectEndpoint(RAW_IN_EPNUM);
+
+ // Check to see if the host is ready to accept another packet
+ if (Endpoint_IsINReady())
+ {
+ // Write data
+ Endpoint_Write_Stream_LE(data, RAW_EPSIZE, NULL);
+ // Finalize the stream transfer to send the last packet
+ Endpoint_ClearIN();
+ }
+
+ Endpoint_SelectEndpoint(ep);
+}
+
+__attribute__ ((weak))
+void raw_hid_receive( uint8_t *data, uint8_t length )
+{
+ // Users should #include "raw_hid.h" in their own code
+ // and implement this function there. Leave this as weak linkage
+ // so users can opt to not handle data coming in.
+}
+
+static void raw_hid_task(void)
+{
+ // Create a temporary buffer to hold the read in data from the host
+ uint8_t data[RAW_EPSIZE];
+ bool data_read = false;
+
+ // Device must be connected and configured for the task to run
+ if (USB_DeviceState != DEVICE_STATE_Configured)
+ return;
+
+ Endpoint_SelectEndpoint(RAW_OUT_EPNUM);
+
+ // Check to see if a packet has been sent from the host
+ if (Endpoint_IsOUTReceived())
+ {
+ // Check to see if the packet contains data
+ if (Endpoint_IsReadWriteAllowed())
+ {
+ /* Read data */
+ Endpoint_Read_Stream_LE(data, sizeof(data), NULL);
+ data_read = true;
+ }
+
+ // Finalize the stream transfer to receive the last packet
+ Endpoint_ClearOUT();
+
+ if ( data_read )
+ {
+ raw_hid_receive( data, sizeof(data) );
+ }
+ }
+}
+#endif
+
+/*******************************************************************************
+ * Console
+ ******************************************************************************/
+#ifdef CONSOLE_ENABLE
+static void Console_Task(void)
+{
+ /* Device must be connected and configured for the task to run */
+ if (USB_DeviceState != DEVICE_STATE_Configured)
+ return;
+
+ uint8_t ep = Endpoint_GetCurrentEndpoint();
+
+#if 0
+ // TODO: impl receivechar()/recvchar()
+ Endpoint_SelectEndpoint(CONSOLE_OUT_EPNUM);
+
+ /* Check to see if a packet has been sent from the host */
+ if (Endpoint_IsOUTReceived())
+ {
+ /* Check to see if the packet contains data */
+ if (Endpoint_IsReadWriteAllowed())
+ {
+ /* Create a temporary buffer to hold the read in report from the host */
+ uint8_t ConsoleData[CONSOLE_EPSIZE];
+
+ /* Read Console Report Data */
+ Endpoint_Read_Stream_LE(&ConsoleData, sizeof(ConsoleData), NULL);
+
+ /* Process Console Report Data */
+ //ProcessConsoleHIDReport(ConsoleData);
+ }
+
+ /* Finalize the stream transfer to send the last packet */
+ Endpoint_ClearOUT();
+ }
+#endif
+
+ /* IN packet */
+ Endpoint_SelectEndpoint(CONSOLE_IN_EPNUM);
+ if (!Endpoint_IsEnabled() || !Endpoint_IsConfigured()) {
+ Endpoint_SelectEndpoint(ep);
+ return;
+ }
+
+ // fill empty bank
+ while (Endpoint_IsReadWriteAllowed())
+ Endpoint_Write_8(0);
+
+ // flash senchar packet
+ if (Endpoint_IsINReady()) {
+ Endpoint_ClearIN();
+ }
+
+ Endpoint_SelectEndpoint(ep);
+}
+#endif
+
+
+/*******************************************************************************
+ * USB Events
+ ******************************************************************************/
+/*
+ * Event Order of Plug in:
+ * 0) EVENT_USB_Device_Connect
+ * 1) EVENT_USB_Device_Suspend
+ * 2) EVENT_USB_Device_Reset
+ * 3) EVENT_USB_Device_Wake
+*/
+void EVENT_USB_Device_Connect(void)
+{
+ print("[C]");
+ /* For battery powered device */
+ if (!USB_IsInitialized) {
+ USB_Disable();
+ USB_Init();
+ USB_Device_EnableSOFEvents();
+ }
+}
+
+void EVENT_USB_Device_Disconnect(void)
+{
+ print("[D]");
+ /* For battery powered device */
+ USB_IsInitialized = false;
+/* TODO: This doesn't work. After several plug in/outs can not be enumerated.
+ if (USB_IsInitialized) {
+ USB_Disable(); // Disable all interrupts
+ USB_Controller_Enable();
+ USB_INT_Enable(USB_INT_VBUSTI);
+ }
+*/
+}
+
+void EVENT_USB_Device_Reset(void)
+{
+ print("[R]");
+}
+
+void EVENT_USB_Device_Suspend()
+{
+ print("[S]");
+#ifdef SLEEP_LED_ENABLE
+ sleep_led_enable();
+#endif
+}
+
+void EVENT_USB_Device_WakeUp()
+{
+ print("[W]");
+ suspend_wakeup_init();
+
+#ifdef SLEEP_LED_ENABLE
+ sleep_led_disable();
+ // NOTE: converters may not accept this
+ led_set(host_keyboard_leds());
+#endif
+}
+
+
+
+#ifdef CONSOLE_ENABLE
+static bool console_flush = false;
+#define CONSOLE_FLUSH_SET(b) do { \
+ ATOMIC_BLOCK(ATOMIC_RESTORESTATE) {\
+ console_flush = b; \
+ } \
+} while (0)
+
+// called every 1ms
+void EVENT_USB_Device_StartOfFrame(void)
+{
+ static uint8_t count;
+ if (++count % 50) return;
+ count = 0;
+
+ if (!console_flush) return;
+ Console_Task();
+ console_flush = false;
+}
+
+#endif
+
+/** Event handler for the USB_ConfigurationChanged event.
+ * This is fired when the host sets the current configuration of the USB device after enumeration.
+ *
+ * ATMega32u2 supports dual bank(ping-pong mode) only on endpoint 3 and 4,
+ * it is safe to use singl bank for all endpoints.
+ */
+void EVENT_USB_Device_ConfigurationChanged(void)
+{
+ bool ConfigSuccess = true;
+
+ /* Setup Keyboard HID Report Endpoints */
+ ConfigSuccess &= ENDPOINT_CONFIG(KEYBOARD_IN_EPNUM, EP_TYPE_INTERRUPT, ENDPOINT_DIR_IN,
+ KEYBOARD_EPSIZE, ENDPOINT_BANK_SINGLE);
+
+#ifdef MOUSE_ENABLE
+ /* Setup Mouse HID Report Endpoint */
+ ConfigSuccess &= ENDPOINT_CONFIG(MOUSE_IN_EPNUM, EP_TYPE_INTERRUPT, ENDPOINT_DIR_IN,
+ MOUSE_EPSIZE, ENDPOINT_BANK_SINGLE);
+#endif
+
+#ifdef EXTRAKEY_ENABLE
+ /* Setup Extra HID Report Endpoint */
+ ConfigSuccess &= ENDPOINT_CONFIG(EXTRAKEY_IN_EPNUM, EP_TYPE_INTERRUPT, ENDPOINT_DIR_IN,
+ EXTRAKEY_EPSIZE, ENDPOINT_BANK_SINGLE);
+#endif
+
+#ifdef RAW_ENABLE
+ /* Setup Raw HID Report Endpoints */
+ ConfigSuccess &= ENDPOINT_CONFIG(RAW_IN_EPNUM, EP_TYPE_INTERRUPT, ENDPOINT_DIR_IN,
+ RAW_EPSIZE, ENDPOINT_BANK_SINGLE);
+ ConfigSuccess &= ENDPOINT_CONFIG(RAW_OUT_EPNUM, EP_TYPE_INTERRUPT, ENDPOINT_DIR_OUT,
+ RAW_EPSIZE, ENDPOINT_BANK_SINGLE);
+#endif
+
+#ifdef CONSOLE_ENABLE
+ /* Setup Console HID Report Endpoints */
+ ConfigSuccess &= ENDPOINT_CONFIG(CONSOLE_IN_EPNUM, EP_TYPE_INTERRUPT, ENDPOINT_DIR_IN,
+ CONSOLE_EPSIZE, ENDPOINT_BANK_SINGLE);
+#if 0
+ ConfigSuccess &= ENDPOINT_CONFIG(CONSOLE_OUT_EPNUM, EP_TYPE_INTERRUPT, ENDPOINT_DIR_OUT,
+ CONSOLE_EPSIZE, ENDPOINT_BANK_SINGLE);
+#endif
+#endif
+
+#ifdef NKRO_ENABLE
+ /* Setup NKRO HID Report Endpoints */
+ ConfigSuccess &= ENDPOINT_CONFIG(NKRO_IN_EPNUM, EP_TYPE_INTERRUPT, ENDPOINT_DIR_IN,
+ NKRO_EPSIZE, ENDPOINT_BANK_SINGLE);
+#endif
+
+#ifdef MIDI_ENABLE
+ ConfigSuccess &= Endpoint_ConfigureEndpoint(MIDI_STREAM_IN_EPADDR, EP_TYPE_BULK, MIDI_STREAM_EPSIZE, ENDPOINT_BANK_SINGLE);
+ ConfigSuccess &= Endpoint_ConfigureEndpoint(MIDI_STREAM_OUT_EPADDR, EP_TYPE_BULK, MIDI_STREAM_EPSIZE, ENDPOINT_BANK_SINGLE);
+#endif
+
+#ifdef VIRTSER_ENABLE
+ ConfigSuccess &= Endpoint_ConfigureEndpoint(CDC_NOTIFICATION_EPADDR, EP_TYPE_INTERRUPT, CDC_NOTIFICATION_EPSIZE, ENDPOINT_BANK_SINGLE);
+ ConfigSuccess &= Endpoint_ConfigureEndpoint(CDC_OUT_EPADDR, EP_TYPE_BULK, CDC_EPSIZE, ENDPOINT_BANK_SINGLE);
+ ConfigSuccess &= Endpoint_ConfigureEndpoint(CDC_IN_EPADDR, EP_TYPE_BULK, CDC_EPSIZE, ENDPOINT_BANK_SINGLE);
+#endif
+}
+
+/*
+Appendix G: HID Request Support Requirements
+
+The following table enumerates the requests that need to be supported by various types of HID class devices.
+
+Device type GetReport SetReport GetIdle SetIdle GetProtocol SetProtocol
+------------------------------------------------------------------------------------------
+Boot Mouse Required Optional Optional Optional Required Required
+Non-Boot Mouse Required Optional Optional Optional Optional Optional
+Boot Keyboard Required Optional Required Required Required Required
+Non-Boot Keybrd Required Optional Required Required Optional Optional
+Other Device Required Optional Optional Optional Optional Optional
+*/
+/** Event handler for the USB_ControlRequest event.
+ * This is fired before passing along unhandled control requests to the library for processing internally.
+ */
+void EVENT_USB_Device_ControlRequest(void)
+{
+ uint8_t* ReportData = NULL;
+ uint8_t ReportSize = 0;
+
+ /* Handle HID Class specific requests */
+ switch (USB_ControlRequest.bRequest)
+ {
+ case HID_REQ_GetReport:
+ if (USB_ControlRequest.bmRequestType == (REQDIR_DEVICETOHOST | REQTYPE_CLASS | REQREC_INTERFACE))
+ {
+ Endpoint_ClearSETUP();
+
+ // Interface
+ switch (USB_ControlRequest.wIndex) {
+ case KEYBOARD_INTERFACE:
+ // TODO: test/check
+ ReportData = (uint8_t*)&keyboard_report_sent;
+ ReportSize = sizeof(keyboard_report_sent);
+ break;
+ }
+
+ /* Write the report data to the control endpoint */
+ Endpoint_Write_Control_Stream_LE(ReportData, ReportSize);
+ Endpoint_ClearOUT();
+ }
+
+ break;
+ case HID_REQ_SetReport:
+ if (USB_ControlRequest.bmRequestType == (REQDIR_HOSTTODEVICE | REQTYPE_CLASS | REQREC_INTERFACE))
+ {
+
+ // Interface
+ switch (USB_ControlRequest.wIndex) {
+ case KEYBOARD_INTERFACE:
+#ifdef NKRO_ENABLE
+ case NKRO_INTERFACE:
+#endif
+ Endpoint_ClearSETUP();
+
+ while (!(Endpoint_IsOUTReceived())) {
+ if (USB_DeviceState == DEVICE_STATE_Unattached)
+ return;
+ }
+ keyboard_led_stats = Endpoint_Read_8();
+
+ Endpoint_ClearOUT();
+ Endpoint_ClearStatusStage();
+ break;
+ }
+
+ }
+
+ break;
+
+ case HID_REQ_GetProtocol:
+ if (USB_ControlRequest.bmRequestType == (REQDIR_DEVICETOHOST | REQTYPE_CLASS | REQREC_INTERFACE))
+ {
+ if (USB_ControlRequest.wIndex == KEYBOARD_INTERFACE) {
+ Endpoint_ClearSETUP();
+ while (!(Endpoint_IsINReady()));
+ Endpoint_Write_8(keyboard_protocol);
+ Endpoint_ClearIN();
+ Endpoint_ClearStatusStage();
+ }
+ }
+
+ break;
+ case HID_REQ_SetProtocol:
+ if (USB_ControlRequest.bmRequestType == (REQDIR_HOSTTODEVICE | REQTYPE_CLASS | REQREC_INTERFACE))
+ {
+ if (USB_ControlRequest.wIndex == KEYBOARD_INTERFACE) {
+ Endpoint_ClearSETUP();
+ Endpoint_ClearStatusStage();
+
+ keyboard_protocol = (USB_ControlRequest.wValue & 0xFF);
+ clear_keyboard();
+ }
+ }
+
+ break;
+ case HID_REQ_SetIdle:
+ if (USB_ControlRequest.bmRequestType == (REQDIR_HOSTTODEVICE | REQTYPE_CLASS | REQREC_INTERFACE))
+ {
+ Endpoint_ClearSETUP();
+ Endpoint_ClearStatusStage();
+
+ keyboard_idle = ((USB_ControlRequest.wValue & 0xFF00) >> 8);
+ }
+
+ break;
+ case HID_REQ_GetIdle:
+ if (USB_ControlRequest.bmRequestType == (REQDIR_DEVICETOHOST | REQTYPE_CLASS | REQREC_INTERFACE))
+ {
+ Endpoint_ClearSETUP();
+ while (!(Endpoint_IsINReady()));
+ Endpoint_Write_8(keyboard_idle);
+ Endpoint_ClearIN();
+ Endpoint_ClearStatusStage();
+ }
+
+ break;
+ }
+
+#ifdef VIRTSER_ENABLE
+ CDC_Device_ProcessControlRequest(&cdc_device);
+#endif
+}
+
+/*******************************************************************************
+ * Host driver
+ ******************************************************************************/
+static uint8_t keyboard_leds(void)
+{
+ return keyboard_led_stats;
+}
+
+static void send_keyboard(report_keyboard_t *report)
+{
+ uint8_t timeout = 255;
+ uint8_t where = where_to_send();
+
+#ifdef BLUETOOTH_ENABLE
+ if (where == OUTPUT_BLUETOOTH || where == OUTPUT_USB_AND_BT) {
+ #ifdef MODULE_ADAFRUIT_BLE
+ adafruit_ble_send_keys(report->mods, report->keys, sizeof(report->keys));
+ #elif MODULE_RN42
+ bluefruit_serial_send(0xFD);
+ bluefruit_serial_send(0x09);
+ bluefruit_serial_send(0x01);
+ for (uint8_t i = 0; i < KEYBOARD_EPSIZE; i++) {
+ bluefruit_serial_send(report->raw[i]);
+ }
+ #else
+ bluefruit_serial_send(0xFD);
+ for (uint8_t i = 0; i < KEYBOARD_EPSIZE; i++) {
+ bluefruit_serial_send(report->raw[i]);
+ }
+ #endif
+ }
+#endif
+
+ if (where != OUTPUT_USB && where != OUTPUT_USB_AND_BT) {
+ return;
+ }
+
+ /* Select the Keyboard Report Endpoint */
+#ifdef NKRO_ENABLE
+ if (keyboard_protocol && keymap_config.nkro) {
+ /* Report protocol - NKRO */
+ Endpoint_SelectEndpoint(NKRO_IN_EPNUM);
+
+ /* Check if write ready for a polling interval around 1ms */
+ while (timeout-- && !Endpoint_IsReadWriteAllowed()) _delay_us(4);
+ if (!Endpoint_IsReadWriteAllowed()) return;
+
+ /* Write Keyboard Report Data */
+ Endpoint_Write_Stream_LE(report, NKRO_EPSIZE, NULL);
+ }
+ else
+#endif
+ {
+ /* Boot protocol */
+ Endpoint_SelectEndpoint(KEYBOARD_IN_EPNUM);
+
+ /* Check if write ready for a polling interval around 10ms */
+ while (timeout-- && !Endpoint_IsReadWriteAllowed()) _delay_us(40);
+ if (!Endpoint_IsReadWriteAllowed()) return;
+
+ /* Write Keyboard Report Data */
+ Endpoint_Write_Stream_LE(report, KEYBOARD_EPSIZE, NULL);
+ }
+
+ /* Finalize the stream transfer to send the last packet */
+ Endpoint_ClearIN();
+
+ keyboard_report_sent = *report;
+}
+
+static void send_mouse(report_mouse_t *report)
+{
+#ifdef MOUSE_ENABLE
+ uint8_t timeout = 255;
+ uint8_t where = where_to_send();
+
+#ifdef BLUETOOTH_ENABLE
+ if (where == OUTPUT_BLUETOOTH || where == OUTPUT_USB_AND_BT) {
+ #ifdef MODULE_ADAFRUIT_BLE
+ // FIXME: mouse buttons
+ adafruit_ble_send_mouse_move(report->x, report->y, report->v, report->h, report->buttons);
+ #else
+ bluefruit_serial_send(0xFD);
+ bluefruit_serial_send(0x00);
+ bluefruit_serial_send(0x03);
+ bluefruit_serial_send(report->buttons);
+ bluefruit_serial_send(report->x);
+ bluefruit_serial_send(report->y);
+ bluefruit_serial_send(report->v); // should try sending the wheel v here
+ bluefruit_serial_send(report->h); // should try sending the wheel h here
+ bluefruit_serial_send(0x00);
+ #endif
+ }
+#endif
+
+ if (where != OUTPUT_USB && where != OUTPUT_USB_AND_BT) {
+ return;
+ }
+
+ /* Select the Mouse Report Endpoint */
+ Endpoint_SelectEndpoint(MOUSE_IN_EPNUM);
+
+ /* Check if write ready for a polling interval around 10ms */
+ while (timeout-- && !Endpoint_IsReadWriteAllowed()) _delay_us(40);
+ if (!Endpoint_IsReadWriteAllowed()) return;
+
+ /* Write Mouse Report Data */
+ Endpoint_Write_Stream_LE(report, sizeof(report_mouse_t), NULL);
+
+ /* Finalize the stream transfer to send the last packet */
+ Endpoint_ClearIN();
+#endif
+}
+
+static void send_system(uint16_t data)
+{
+ uint8_t timeout = 255;
+
+ if (USB_DeviceState != DEVICE_STATE_Configured)
+ return;
+
+ report_extra_t r = {
+ .report_id = REPORT_ID_SYSTEM,
+ .usage = data - SYSTEM_POWER_DOWN + 1
+ };
+ Endpoint_SelectEndpoint(EXTRAKEY_IN_EPNUM);
+
+ /* Check if write ready for a polling interval around 10ms */
+ while (timeout-- && !Endpoint_IsReadWriteAllowed()) _delay_us(40);
+ if (!Endpoint_IsReadWriteAllowed()) return;
+
+ Endpoint_Write_Stream_LE(&r, sizeof(report_extra_t), NULL);
+ Endpoint_ClearIN();
+}
+
+static void send_consumer(uint16_t data)
+{
+ uint8_t timeout = 255;
+ uint8_t where = where_to_send();
+
+#ifdef BLUETOOTH_ENABLE
+ if (where == OUTPUT_BLUETOOTH || where == OUTPUT_USB_AND_BT) {
+ #ifdef MODULE_ADAFRUIT_BLE
+ adafruit_ble_send_consumer_key(data, 0);
+ #elif MODULE_RN42
+ static uint16_t last_data = 0;
+ if (data == last_data) return;
+ last_data = data;
+ uint16_t bitmap = CONSUMER2RN42(data);
+ bluefruit_serial_send(0xFD);
+ bluefruit_serial_send(0x03);
+ bluefruit_serial_send(0x03);
+ bluefruit_serial_send(bitmap&0xFF);
+ bluefruit_serial_send((bitmap>>8)&0xFF);
+ #else
+ static uint16_t last_data = 0;
+ if (data == last_data) return;
+ last_data = data;
+ uint16_t bitmap = CONSUMER2BLUEFRUIT(data);
+ bluefruit_serial_send(0xFD);
+ bluefruit_serial_send(0x00);
+ bluefruit_serial_send(0x02);
+ bluefruit_serial_send((bitmap>>8)&0xFF);
+ bluefruit_serial_send(bitmap&0xFF);
+ bluefruit_serial_send(0x00);
+ bluefruit_serial_send(0x00);
+ bluefruit_serial_send(0x00);
+ bluefruit_serial_send(0x00);
+ #endif
+ }
+#endif
+
+ if (where != OUTPUT_USB && where != OUTPUT_USB_AND_BT) {
+ return;
+ }
+
+ report_extra_t r = {
+ .report_id = REPORT_ID_CONSUMER,
+ .usage = data
+ };
+ Endpoint_SelectEndpoint(EXTRAKEY_IN_EPNUM);
+
+ /* Check if write ready for a polling interval around 10ms */
+ while (timeout-- && !Endpoint_IsReadWriteAllowed()) _delay_us(40);
+ if (!Endpoint_IsReadWriteAllowed()) return;
+
+ Endpoint_Write_Stream_LE(&r, sizeof(report_extra_t), NULL);
+ Endpoint_ClearIN();
+}
+
+
+/*******************************************************************************
+ * sendchar
+ ******************************************************************************/
+#ifdef CONSOLE_ENABLE
+#define SEND_TIMEOUT 5
+int8_t sendchar(uint8_t c)
+{
+ // Not wait once timeouted.
+ // Because sendchar() is called so many times, waiting each call causes big lag.
+ static bool timeouted = false;
+
+ // prevents Console_Task() from running during sendchar() runs.
+ // or char will be lost. These two function is mutually exclusive.
+ CONSOLE_FLUSH_SET(false);
+
+ if (USB_DeviceState != DEVICE_STATE_Configured)
+ return -1;
+
+ uint8_t ep = Endpoint_GetCurrentEndpoint();
+ Endpoint_SelectEndpoint(CONSOLE_IN_EPNUM);
+ if (!Endpoint_IsEnabled() || !Endpoint_IsConfigured()) {
+ goto ERROR_EXIT;
+ }
+
+ if (timeouted && !Endpoint_IsReadWriteAllowed()) {
+ goto ERROR_EXIT;
+ }
+
+ timeouted = false;
+
+ uint8_t timeout = SEND_TIMEOUT;
+ while (!Endpoint_IsReadWriteAllowed()) {
+ if (USB_DeviceState != DEVICE_STATE_Configured) {
+ goto ERROR_EXIT;
+ }
+ if (Endpoint_IsStalled()) {
+ goto ERROR_EXIT;
+ }
+ if (!(timeout--)) {
+ timeouted = true;
+ goto ERROR_EXIT;
+ }
+ _delay_ms(1);
+ }
+
+ Endpoint_Write_8(c);
+
+ // send when bank is full
+ if (!Endpoint_IsReadWriteAllowed()) {
+ while (!(Endpoint_IsINReady()));
+ Endpoint_ClearIN();
+ } else {
+ CONSOLE_FLUSH_SET(true);
+ }
+
+ Endpoint_SelectEndpoint(ep);
+ return 0;
+ERROR_EXIT:
+ Endpoint_SelectEndpoint(ep);
+ return -1;
+}
+#else
+int8_t sendchar(uint8_t c)
+{
+ return 0;
+}
+#endif
+
+/*******************************************************************************
+ * MIDI
+ ******************************************************************************/
+
+#ifdef MIDI_ENABLE
+static void usb_send_func(MidiDevice * device, uint16_t cnt, uint8_t byte0, uint8_t byte1, uint8_t byte2) {
+ MIDI_EventPacket_t event;
+ event.Data1 = byte0;
+ event.Data2 = byte1;
+ event.Data3 = byte2;
+
+ uint8_t cable = 0;
+
+// Endpoint_SelectEndpoint(MIDI_STREAM_IN_EPNUM);
+
+ //if the length is undefined we assume it is a SYSEX message
+ if (midi_packet_length(byte0) == UNDEFINED) {
+ switch(cnt) {
+ case 3:
+ if (byte2 == SYSEX_END)
+ event.Event = MIDI_EVENT(cable, SYSEX_ENDS_IN_3);
+ else
+ event.Event = MIDI_EVENT(cable, SYSEX_START_OR_CONT);
+ break;
+ case 2:
+ if (byte1 == SYSEX_END)
+ event.Event = MIDI_EVENT(cable, SYSEX_ENDS_IN_2);
+ else
+ event.Event = MIDI_EVENT(cable, SYSEX_START_OR_CONT);
+ break;
+ case 1:
+ if (byte0 == SYSEX_END)
+ event.Event = MIDI_EVENT(cable, SYSEX_ENDS_IN_1);
+ else
+ event.Event = MIDI_EVENT(cable, SYSEX_START_OR_CONT);
+ break;
+ default:
+ return; //invalid cnt
+ }
+ } else {
+ //deal with 'system common' messages
+ //TODO are there any more?
+ switch(byte0 & 0xF0){
+ case MIDI_SONGPOSITION:
+ event.Event = MIDI_EVENT(cable, SYS_COMMON_3);
+ break;
+ case MIDI_SONGSELECT:
+ case MIDI_TC_QUARTERFRAME:
+ event.Event = MIDI_EVENT(cable, SYS_COMMON_2);
+ break;
+ default:
+ event.Event = MIDI_EVENT(cable, byte0);
+ break;
+ }
+ }
+
+// Endpoint_Write_Stream_LE(&event, sizeof(event), NULL);
+// Endpoint_ClearIN();
+
+ MIDI_Device_SendEventPacket(&USB_MIDI_Interface, &event);
+ MIDI_Device_Flush(&USB_MIDI_Interface);
+ MIDI_Device_USBTask(&USB_MIDI_Interface);
+ USB_USBTask();
+}
+
+static void usb_get_midi(MidiDevice * device) {
+ MIDI_EventPacket_t event;
+ while (MIDI_Device_ReceiveEventPacket(&USB_MIDI_Interface, &event)) {
+
+ midi_packet_length_t length = midi_packet_length(event.Data1);
+ uint8_t input[3];
+ input[0] = event.Data1;
+ input[1] = event.Data2;
+ input[2] = event.Data3;
+ if (length == UNDEFINED) {
+ //sysex
+ if (event.Event == MIDI_EVENT(0, SYSEX_START_OR_CONT) || event.Event == MIDI_EVENT(0, SYSEX_ENDS_IN_3)) {
+ length = 3;
+ } else if (event.Event == MIDI_EVENT(0, SYSEX_ENDS_IN_2)) {
+ length = 2;
+ } else if(event.Event == MIDI_EVENT(0, SYSEX_ENDS_IN_1)) {
+ length = 1;
+ } else {
+ //XXX what to do?
+ }
+ }
+
+ //pass the data to the device input function
+ if (length != UNDEFINED)
+ midi_device_input(device, length, input);
+ }
+ MIDI_Device_USBTask(&USB_MIDI_Interface);
+ USB_USBTask();
+}
+
+static void midi_usb_init(MidiDevice * device){
+ midi_device_init(device);
+ midi_device_set_send_func(device, usb_send_func);
+ midi_device_set_pre_input_process_func(device, usb_get_midi);
+
+ // SetupHardware();
+ sei();
+}
+
+void MIDI_Task(void)
+{
+
+ /* Device must be connected and configured for the task to run */
+ dprint("in MIDI_TASK\n");
+ if (USB_DeviceState != DEVICE_STATE_Configured)
+ return;
+ dprint("continuing in MIDI_TASK\n");
+
+ Endpoint_SelectEndpoint(MIDI_STREAM_IN_EPADDR);
+
+ if (Endpoint_IsINReady())
+ {
+
+ dprint("Endpoint is ready\n");
+
+ uint8_t MIDICommand = 0;
+ uint8_t MIDIPitch;
+
+ /* Get board button status - if pressed use channel 10 (percussion), otherwise use channel 1 */
+ uint8_t Channel = MIDI_CHANNEL(1);
+
+ MIDICommand = MIDI_COMMAND_NOTE_ON;
+ MIDIPitch = 0x3E;
+
+ /* Check if a MIDI command is to be sent */
+ if (MIDICommand)
+ {
+ dprint("Command exists\n");
+ MIDI_EventPacket_t MIDIEvent = (MIDI_EventPacket_t)
+ {
+ .Event = MIDI_EVENT(0, MIDICommand),
+
+ .Data1 = MIDICommand | Channel,
+ .Data2 = MIDIPitch,
+ .Data3 = MIDI_STANDARD_VELOCITY,
+ };
+
+ /* Write the MIDI event packet to the endpoint */
+ Endpoint_Write_Stream_LE(&MIDIEvent, sizeof(MIDIEvent), NULL);
+
+ /* Send the data in the endpoint to the host */
+ Endpoint_ClearIN();
+ }
+ }
+
+
+ /* Select the MIDI OUT stream */
+ Endpoint_SelectEndpoint(MIDI_STREAM_OUT_EPADDR);
+
+ /* Check if a MIDI command has been received */
+ if (Endpoint_IsOUTReceived())
+ {
+ MIDI_EventPacket_t MIDIEvent;
+
+ /* Read the MIDI event packet from the endpoint */
+ Endpoint_Read_Stream_LE(&MIDIEvent, sizeof(MIDIEvent), NULL);
+
+ /* If the endpoint is now empty, clear the bank */
+ if (!(Endpoint_BytesInEndpoint()))
+ {
+ /* Clear the endpoint ready for new packet */
+ Endpoint_ClearOUT();
+ }
+ }
+}
+
+#endif
+
+/*******************************************************************************
+ * VIRTUAL SERIAL
+ ******************************************************************************/
+
+#ifdef VIRTSER_ENABLE
+void virtser_init(void)
+{
+ cdc_device.State.ControlLineStates.DeviceToHost = CDC_CONTROL_LINE_IN_DSR ;
+ CDC_Device_SendControlLineStateChange(&cdc_device);
+}
+
+void virtser_recv(uint8_t c) __attribute__ ((weak));
+void virtser_recv(uint8_t c)
+{
+ // Ignore by default
+}
+
+void virtser_task(void)
+{
+ uint16_t count = CDC_Device_BytesReceived(&cdc_device);
+ uint8_t ch;
+ if (count)
+ {
+ ch = CDC_Device_ReceiveByte(&cdc_device);
+ virtser_recv(ch);
+ }
+}
+void virtser_send(const uint8_t byte)
+{
+ uint8_t timeout = 255;
+ uint8_t ep = Endpoint_GetCurrentEndpoint();
+
+ if (cdc_device.State.ControlLineStates.HostToDevice & CDC_CONTROL_LINE_OUT_DTR)
+ {
+ /* IN packet */
+ Endpoint_SelectEndpoint(cdc_device.Config.DataINEndpoint.Address);
+
+ if (!Endpoint_IsEnabled() || !Endpoint_IsConfigured()) {
+ Endpoint_SelectEndpoint(ep);
+ return;
+ }
+
+ while (timeout-- && !Endpoint_IsReadWriteAllowed()) _delay_us(40);
+
+ Endpoint_Write_8(byte);
+ CDC_Device_Flush(&cdc_device);
+
+ if (Endpoint_IsINReady()) {
+ Endpoint_ClearIN();
+ }
+
+ Endpoint_SelectEndpoint(ep);
+ }
+}
+#endif
+
+/*******************************************************************************
+ * main
+ ******************************************************************************/
+static void setup_mcu(void)
+{
+ /* Disable watchdog if enabled by bootloader/fuses */
+ MCUSR &= ~(1 << WDRF);
+ wdt_disable();
+
+ /* Disable clock division */
+ // clock_prescale_set(clock_div_1);
+
+ CLKPR = (1 << CLKPCE);
+ CLKPR = (0 << CLKPS3) | (0 << CLKPS2) | (0 << CLKPS1) | (0 << CLKPS0);
+}
+
+static void setup_usb(void)
+{
+ // Leonardo needs. Without this USB device is not recognized.
+ USB_Disable();
+
+ USB_Init();
+
+ // for Console_Task
+ USB_Device_EnableSOFEvents();
+ print_set_sendchar(sendchar);
+}
+
+
+#ifdef MIDI_ENABLE
+void fallthrough_callback(MidiDevice * device,
+ uint16_t cnt, uint8_t byte0, uint8_t byte1, uint8_t byte2);
+void cc_callback(MidiDevice * device,
+ uint8_t chan, uint8_t num, uint8_t val);
+void sysex_callback(MidiDevice * device,
+ uint16_t start, uint8_t length, uint8_t * data);
+
+void setup_midi(void)
+{
+#ifdef MIDI_ADVANCED
+ midi_init();
+#endif
+ midi_device_init(&midi_device);
+ midi_device_set_send_func(&midi_device, usb_send_func);
+ midi_device_set_pre_input_process_func(&midi_device, usb_get_midi);
+}
+#endif
+
+int main(void) __attribute__ ((weak));
+int main(void)
+{
+#ifdef MIDI_ENABLE
+ setup_midi();
+#endif
+
+ setup_mcu();
+ keyboard_setup();
+ setup_usb();
+ sei();
+
+#ifdef MIDI_ENABLE
+ midi_register_fallthrough_callback(&midi_device, fallthrough_callback);
+ midi_register_cc_callback(&midi_device, cc_callback);
+ midi_register_sysex_callback(&midi_device, sysex_callback);
+
+ // init_notes();
+ // midi_send_cc(&midi_device, 0, 1, 2);
+ // midi_send_cc(&midi_device, 15, 1, 0);
+ // midi_send_noteon(&midi_device, 0, 64, 127);
+ // midi_send_noteoff(&midi_device, 0, 64, 127);
+#endif
+
+#if defined(MODULE_ADAFRUIT_EZKEY) || defined(MODULE_RN42)
+ serial_init();
+#endif
+
+ /* wait for USB startup & debug output */
+
+#ifdef WAIT_FOR_USB
+ while (USB_DeviceState != DEVICE_STATE_Configured) {
+ #if defined(INTERRUPT_CONTROL_ENDPOINT)
+ ;
+ #else
+ USB_USBTask();
+ #endif
+ }
+ print("USB configured.\n");
+#else
+ USB_USBTask();
+#endif
+ /* init modules */
+ keyboard_init();
+ host_set_driver(&lufa_driver);
+#ifdef SLEEP_LED_ENABLE
+ sleep_led_init();
+#endif
+
+#ifdef VIRTSER_ENABLE
+ virtser_init();
+#endif
+
+ print("Keyboard start.\n");
+ while (1) {
+ #if !defined(NO_USB_STARTUP_CHECK)
+ while (USB_DeviceState == DEVICE_STATE_Suspended) {
+ print("[s]");
+ suspend_power_down();
+ if (USB_Device_RemoteWakeupEnabled && suspend_wakeup_condition()) {
+ USB_Device_SendRemoteWakeup();
+ }
+ }
+ #endif
+
+ keyboard_task();
+
+#ifdef MIDI_ENABLE
+ midi_device_process(&midi_device);
+#ifdef MIDI_ADVANCED
+ midi_task();
+#endif
+#endif
+
+#if defined(RGBLIGHT_ANIMATIONS) & defined(RGBLIGHT_ENABLE)
+ rgblight_task();
+#endif
+
+#ifdef MODULE_ADAFRUIT_BLE
+ adafruit_ble_task();
+#endif
+
+#ifdef VIRTSER_ENABLE
+ virtser_task();
+ CDC_Device_USBTask(&cdc_device);
+#endif
+
+#ifdef RAW_ENABLE
+ raw_hid_task();
+#endif
+
+#if !defined(INTERRUPT_CONTROL_ENDPOINT)
+ USB_USBTask();
+#endif
+
+ }
+}
+
+#ifdef MIDI_ENABLE
+void fallthrough_callback(MidiDevice * device,
+ uint16_t cnt, uint8_t byte0, uint8_t byte1, uint8_t byte2){
+
+#ifdef AUDIO_ENABLE
+ if (cnt == 3) {
+ switch (byte0 & 0xF0) {
+ case MIDI_NOTEON:
+ play_note(((double)261.6)*pow(2.0, -4.0)*pow(2.0,(byte1 & 0x7F)/12.0), (byte2 & 0x7F) / 8);
+ break;
+ case MIDI_NOTEOFF:
+ stop_note(((double)261.6)*pow(2.0, -4.0)*pow(2.0,(byte1 & 0x7F)/12.0));
+ break;
+ }
+ }
+ if (byte0 == MIDI_STOP) {
+ stop_all_notes();
+ }
+#endif
+}
+
+
+void cc_callback(MidiDevice * device,
+ uint8_t chan, uint8_t num, uint8_t val) {
+ //sending it back on the next channel
+ // midi_send_cc(device, (chan + 1) % 16, num, val);
+}
+
+#ifdef API_SYSEX_ENABLE
+uint8_t midi_buffer[MIDI_SYSEX_BUFFER] = {0};
+#endif
+
+void sysex_callback(MidiDevice * device, uint16_t start, uint8_t length, uint8_t * data) {
+ #ifdef API_SYSEX_ENABLE
+ // SEND_STRING("\n");
+ // send_word(start);
+ // SEND_STRING(": ");
+ // Don't store the header
+ int16_t pos = start - 4;
+ for (uint8_t place = 0; place < length; place++) {
+ // send_byte(*data);
+ if (pos >= 0) {
+ if (*data == 0xF7) {
+ // SEND_STRING("\nRD: ");
+ // for (uint8_t i = 0; i < start + place + 1; i++){
+ // send_byte(midi_buffer[i]);
+ // SEND_STRING(" ");
+ // }
+ const unsigned decoded_length = sysex_decoded_length(pos);
+ uint8_t decoded[API_SYSEX_MAX_SIZE];
+ sysex_decode(decoded, midi_buffer, pos);
+ process_api(decoded_length, decoded);
+ return;
+ }
+ else if (pos >= MIDI_SYSEX_BUFFER) {
+ return;
+ }
+ midi_buffer[pos] = *data;
+ }
+ // SEND_STRING(" ");
+ data++;
+ pos++;
+ }
+ #endif
+}
+
+
+#endif
diff --git a/tmk_core/protocol/lufa/lufa.h b/tmk_core/protocol/lufa/lufa.h
new file mode 100644
index 0000000000..a515737862
--- /dev/null
+++ b/tmk_core/protocol/lufa/lufa.h
@@ -0,0 +1,96 @@
+/*
+ * Copyright 2012 Jun Wako <wakojun@gmail.com>
+ * This file is based on:
+ * LUFA-120219/Demos/Device/Lowlevel/KeyboardMouse
+ * LUFA-120219/Demos/Device/Lowlevel/GenericHID
+ */
+
+/*
+ LUFA Library
+ Copyright (C) Dean Camera, 2012.
+
+ dean [at] fourwalledcubicle [dot] com
+ www.lufa-lib.org
+*/
+
+/*
+ Copyright 2012 Dean Camera (dean [at] fourwalledcubicle [dot] com)
+ Copyright 2010 Denver Gingerich (denver [at] ossguy [dot] com)
+
+ Permission to use, copy, modify, distribute, and sell this
+ software and its documentation for any purpose is hereby granted
+ without fee, provided that the above copyright notice appear in
+ all copies and that both that the copyright notice and this
+ permission notice and warranty disclaimer appear in supporting
+ documentation, and that the name of the author not be used in
+ advertising or publicity pertaining to distribution of the
+ software without specific, written prior permission.
+
+ The author disclaim all warranties with regard to this
+ software, including all implied warranties of merchantability
+ and fitness. In no event shall the author be liable for any
+ special, indirect or consequential damages or any damages
+ whatsoever resulting from loss of use, data or profits, whether
+ in an action of contract, negligence or other tortious action,
+ arising out of or in connection with the use or performance of
+ this software.
+*/
+
+#ifndef _LUFA_H_
+#define _LUFA_H_
+
+#include <avr/io.h>
+#include <avr/wdt.h>
+#include <avr/power.h>
+#include <avr/interrupt.h>
+#include <stdbool.h>
+#include <string.h>
+#include <LUFA/Version.h>
+#include <LUFA/Drivers/USB/USB.h>
+#include "host.h"
+#ifdef MIDI_ENABLE
+ #include "process_midi.h"
+#endif
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+extern host_driver_t lufa_driver;
+
+#ifdef __cplusplus
+}
+#endif
+
+/* extra report structure */
+typedef struct {
+ uint8_t report_id;
+ uint16_t usage;
+} __attribute__ ((packed)) report_extra_t;
+
+#ifdef MIDI_ENABLE
+ void MIDI_Task(void);
+ MidiDevice midi_device;
+#endif
+
+#ifdef API_ENABLE
+ #include "api.h"
+#endif
+
+#ifdef API_SYSEX_ENABLE
+ #include "api_sysex.h"
+ // Allocate space for encoding overhead.
+ //The header and terminator are not stored to save a few bytes of precious ram
+ #define MIDI_SYSEX_BUFFER (API_SYSEX_MAX_SIZE + API_SYSEX_MAX_SIZE / 7 + (API_SYSEX_MAX_SIZE % 7 ? 1 : 0))
+#endif
+
+// #if LUFA_VERSION_INTEGER < 0x120730
+// /* old API 120219 */
+// #define ENDPOINT_CONFIG(epnum, eptype, epdir, epsize, epbank) Endpoint_ConfigureEndpoint(epnum, eptype, epdir, epsize, epbank)
+// #else
+ /* new API >= 120730 */
+ #define ENDPOINT_BANK_SINGLE 1
+ #define ENDPOINT_BANK_DOUBLE 2
+ #define ENDPOINT_CONFIG(epnum, eptype, epdir, epsize, epbank) Endpoint_ConfigureEndpoint((epdir) | (epnum) , eptype, epsize, epbank)
+// #endif
+
+#endif
diff --git a/tmk_core/protocol/lufa/outputselect.c b/tmk_core/protocol/lufa/outputselect.c
new file mode 100644
index 0000000000..0df5d3b75a
--- /dev/null
+++ b/tmk_core/protocol/lufa/outputselect.c
@@ -0,0 +1,56 @@
+/*
+Copyright 2017 Priyadi Iman Nurcahyo
+This program is free software: you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation, either version 2 of the License, or
+(at your option) any later version.
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+GNU General Public License for more details.
+You should have received a copy of the GNU General Public License
+along with this program. If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#include "lufa.h"
+#include "outputselect.h"
+#ifdef MODULE_ADAFRUIT_BLE
+ #include "adafruit_ble.h"
+#endif
+
+uint8_t desired_output = OUTPUT_DEFAULT;
+
+void set_output(uint8_t output) {
+ set_output_user(output);
+ desired_output = output;
+}
+
+__attribute__((weak))
+void set_output_user(uint8_t output) {
+}
+
+uint8_t auto_detect_output(void) {
+ if (USB_DeviceState == DEVICE_STATE_Configured) {
+ return OUTPUT_USB;
+ }
+
+#ifdef MODULE_ADAFRUIT_BLE
+ if (adafruit_ble_is_connected()) {
+ return OUTPUT_BLUETOOTH;
+ }
+#endif
+
+#ifdef BLUETOOTH_ENABLE
+ return OUTPUT_BLUETOOTH; // should check if BT is connected here
+#endif
+
+ return OUTPUT_NONE;
+}
+
+uint8_t where_to_send(void) {
+ if (desired_output == OUTPUT_AUTO) {
+ return auto_detect_output();
+ }
+ return desired_output;
+}
+
diff --git a/tmk_core/protocol/lufa/outputselect.h b/tmk_core/protocol/lufa/outputselect.h
new file mode 100644
index 0000000000..28cc3298e6
--- /dev/null
+++ b/tmk_core/protocol/lufa/outputselect.h
@@ -0,0 +1,40 @@
+/*
+Copyright 2017 Priyadi Iman Nurcahyo
+This program is free software: you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation, either version 2 of the License, or
+(at your option) any later version.
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+GNU General Public License for more details.
+You should have received a copy of the GNU General Public License
+along with this program. If not, see <http://www.gnu.org/licenses/>.
+*/
+
+enum outputs {
+ OUTPUT_AUTO,
+
+ OUTPUT_NONE,
+ OUTPUT_USB,
+ OUTPUT_BLUETOOTH,
+
+ // backward compatibility
+ OUTPUT_USB_AND_BT
+};
+
+/**
+ * backward compatibility for BLUETOOTH_ENABLE, send to BT and USB by default
+ */
+#ifndef OUTPUT_DEFAULT
+ #ifdef BLUETOOTH_ENABLE
+ #define OUTPUT_DEFAULT OUTPUT_USB_AND_BT
+ #else
+ #define OUTPUT_DEFAULT OUTPUT_AUTO
+ #endif
+#endif
+
+void set_output(uint8_t output);
+void set_output_user(uint8_t output);
+uint8_t auto_detect_output(void);
+uint8_t where_to_send(void); \ No newline at end of file
diff --git a/tmk_core/protocol/lufa/ringbuffer.hpp b/tmk_core/protocol/lufa/ringbuffer.hpp
new file mode 100644
index 0000000000..70a3c4881d
--- /dev/null
+++ b/tmk_core/protocol/lufa/ringbuffer.hpp
@@ -0,0 +1,66 @@
+#pragma once
+// A simple ringbuffer holding Size elements of type T
+template <typename T, uint8_t Size>
+class RingBuffer {
+ protected:
+ T buf_[Size];
+ uint8_t head_{0}, tail_{0};
+ public:
+ inline uint8_t nextPosition(uint8_t position) {
+ return (position + 1) % Size;
+ }
+
+ inline uint8_t prevPosition(uint8_t position) {
+ if (position == 0) {
+ return Size - 1;
+ }
+ return position - 1;
+ }
+
+ inline bool enqueue(const T &item) {
+ static_assert(Size > 1, "RingBuffer size must be > 1");
+ uint8_t next = nextPosition(head_);
+ if (next == tail_) {
+ // Full
+ return false;
+ }
+
+ buf_[head_] = item;
+ head_ = next;
+ return true;
+ }
+
+ inline bool get(T &dest, bool commit = true) {
+ auto tail = tail_;
+ if (tail == head_) {
+ // No more data
+ return false;
+ }
+
+ dest = buf_[tail];
+ tail = nextPosition(tail);
+
+ if (commit) {
+ tail_ = tail;
+ }
+ return true;
+ }
+
+ inline bool empty() const { return head_ == tail_; }
+
+ inline uint8_t size() const {
+ int diff = head_ - tail_;
+ if (diff >= 0) {
+ return diff;
+ }
+ return Size + diff;
+ }
+
+ inline T& front() {
+ return buf_[tail_];
+ }
+
+ inline bool peek(T &item) {
+ return get(item, false);
+ }
+};