diff options
author | Jack Humbert <jack.humb@gmail.com> | 2017-07-10 11:18:47 -0400 |
---|---|---|
committer | GitHub <noreply@github.com> | 2017-07-10 11:18:47 -0400 |
commit | 42d5a324eb673b2214a87c8911d850105c3bdaab (patch) | |
tree | c14aca23eb74164d5cd7e69f50e6d347b3ace51a /keyboards/lets_split/ssd1306.c | |
parent | 8d190d5e25b3374156264fde0ba5d78696cc74aa (diff) |
Start mvoing hardware drivers to /drivers/ (#1433)
* start driver isolation
* update nyquist and orthodox boards
* update atreus62
* move drivers to avr
* update avr conditional
Diffstat (limited to 'keyboards/lets_split/ssd1306.c')
-rw-r--r-- | keyboards/lets_split/ssd1306.c | 470 |
1 files changed, 0 insertions, 470 deletions
diff --git a/keyboards/lets_split/ssd1306.c b/keyboards/lets_split/ssd1306.c deleted file mode 100644 index 5c6dff27f8..0000000000 --- a/keyboards/lets_split/ssd1306.c +++ /dev/null @@ -1,470 +0,0 @@ -#ifdef SSD1306OLED - -#include "ssd1306.h" -#include "config.h" -#include "i2c.h" -#include <string.h> -#include "print.h" -#include "lets_split.h" -#include "common/glcdfont.c" -#ifdef ADAFRUIT_BLE_ENABLE -#include "adafruit_ble.h" -#endif -#ifdef PROTOCOL_LUFA -#include "lufa.h" -#endif -#include "sendchar.h" -#include "pincontrol.h" - -//assign the right code to your layers -#define _BASE 0 -#define _LOWER 8 -#define _RAISE 16 -#define _FNLAYER 64 -#define _NUMLAY 128 -#define _NLOWER 136 -#define _NFNLAYER 192 -#define _MOUSECURSOR 256 -#define _ADJUST 65560 - -// Set this to 1 to help diagnose early startup problems -// when testing power-on with ble. Turn it off otherwise, -// as the latency of printing most of the debug info messes -// with the matrix scan, causing keys to drop. -#define DEBUG_TO_SCREEN 0 - -// Controls the SSD1306 128x32 OLED display via i2c - -#define i2cAddress 0x3C - -#define DisplayHeight 32 -#define DisplayWidth 128 - -#define FontHeight 8 -#define FontWidth 6 - -#define MatrixRows (DisplayHeight / FontHeight) -#define MatrixCols (DisplayWidth / FontWidth) - -struct CharacterMatrix { - uint8_t display[MatrixRows][MatrixCols]; - uint8_t *cursor; - bool dirty; -}; - -static struct CharacterMatrix display; -//static uint16_t last_battery_update; -//static uint32_t vbat; -//#define BatteryUpdateInterval 10000 /* milliseconds */ -#define ScreenOffInterval 300000 /* milliseconds */ -#if DEBUG_TO_SCREEN -static uint8_t displaying; -#endif -static uint16_t last_flush; - -enum ssd1306_cmds { - DisplayOff = 0xAE, - DisplayOn = 0xAF, - - SetContrast = 0x81, - DisplayAllOnResume = 0xA4, - - DisplayAllOn = 0xA5, - NormalDisplay = 0xA6, - InvertDisplay = 0xA7, - SetDisplayOffset = 0xD3, - SetComPins = 0xda, - SetVComDetect = 0xdb, - SetDisplayClockDiv = 0xD5, - SetPreCharge = 0xd9, - SetMultiPlex = 0xa8, - SetLowColumn = 0x00, - SetHighColumn = 0x10, - SetStartLine = 0x40, - - SetMemoryMode = 0x20, - ColumnAddr = 0x21, - PageAddr = 0x22, - - ComScanInc = 0xc0, - ComScanDec = 0xc8, - SegRemap = 0xa0, - SetChargePump = 0x8d, - ExternalVcc = 0x01, - SwitchCapVcc = 0x02, - - ActivateScroll = 0x2f, - DeActivateScroll = 0x2e, - SetVerticalScrollArea = 0xa3, - RightHorizontalScroll = 0x26, - LeftHorizontalScroll = 0x27, - VerticalAndRightHorizontalScroll = 0x29, - VerticalAndLeftHorizontalScroll = 0x2a, -}; - - -// Write command sequence. -// Returns true on success. -static inline bool _send_cmd1(uint8_t cmd) { - bool res = false; - - if (i2c_start_write(i2cAddress)) { - xprintf("failed to start write to %d\n", i2cAddress); - goto done; - } - - if (i2c_master_write(0x0 /* command byte follows */)) { - print("failed to write control byte\n"); - - goto done; - } - - if (i2c_master_write(cmd)) { - xprintf("failed to write command %d\n", cmd); - goto done; - } - res = true; -done: - i2c_master_stop(); - return res; -} - -// Write 2-byte command sequence. -// Returns true on success -static inline bool _send_cmd2(uint8_t cmd, uint8_t opr) { - if (!_send_cmd1(cmd)) { - return false; - } - return _send_cmd1(opr); -} - -// Write 3-byte command sequence. -// Returns true on success -static inline bool _send_cmd3(uint8_t cmd, uint8_t opr1, uint8_t opr2) { - if (!_send_cmd1(cmd)) { - return false; - } - if (!_send_cmd1(opr1)) { - return false; - } - return _send_cmd1(opr2); -} - -#define send_cmd1(c) if (!_send_cmd1(c)) {goto done;} -#define send_cmd2(c,o) if (!_send_cmd2(c,o)) {goto done;} -#define send_cmd3(c,o1,o2) if (!_send_cmd3(c,o1,o2)) {goto done;} - -static void matrix_clear(struct CharacterMatrix *matrix); - -static void clear_display(void) { - matrix_clear(&display); - - // Clear all of the display bits (there can be random noise - // in the RAM on startup) - send_cmd3(PageAddr, 0, (DisplayHeight / 8) - 1); - send_cmd3(ColumnAddr, 0, DisplayWidth - 1); - - if (i2c_start_write(i2cAddress)) { - goto done; - } - if (i2c_master_write(0x40)) { - // Data mode - goto done; - } - for (uint8_t row = 0; row < MatrixRows; ++row) { - for (uint8_t col = 0; col < DisplayWidth; ++col) { - i2c_master_write(0); - } - } - - display.dirty = false; - -done: - i2c_master_stop(); -} - -#if DEBUG_TO_SCREEN -#undef sendchar -static int8_t capture_sendchar(uint8_t c) { - sendchar(c); - iota_gfx_write_char(c); - - if (!displaying) { - iota_gfx_flush(); - } - return 0; -} -#endif - -bool iota_gfx_init(void) { - bool success = false; - - send_cmd1(DisplayOff); - send_cmd2(SetDisplayClockDiv, 0x80); - send_cmd2(SetMultiPlex, DisplayHeight - 1); - - send_cmd2(SetDisplayOffset, 0); - - - send_cmd1(SetStartLine | 0x0); - send_cmd2(SetChargePump, 0x14 /* Enable */); - send_cmd2(SetMemoryMode, 0 /* horizontal addressing */); - -/// Flips the display orientation 0 degrees - send_cmd1(SegRemap | 0x1); - send_cmd1(ComScanDec); -/* -// the following Flip the display orientation 180 degrees - send_cmd1(SegRemap); - send_cmd1(ComScanInc); -// end flip */ - send_cmd2(SetComPins, 0x2); - send_cmd2(SetContrast, 0x8f); - send_cmd2(SetPreCharge, 0xf1); - send_cmd2(SetVComDetect, 0x40); - send_cmd1(DisplayAllOnResume); - send_cmd1(NormalDisplay); - send_cmd1(DeActivateScroll); - send_cmd1(DisplayOn); - - send_cmd2(SetContrast, 0); // Dim - - clear_display(); - - success = true; - - iota_gfx_flush(); - -#if DEBUG_TO_SCREEN - print_set_sendchar(capture_sendchar); -#endif - -done: - return success; -} - -bool iota_gfx_off(void) { - bool success = false; - - send_cmd1(DisplayOff); - success = true; - -done: - return success; -} - -bool iota_gfx_on(void) { - bool success = false; - - send_cmd1(DisplayOn); - success = true; - -done: - return success; -} - -static void matrix_write_char_inner(struct CharacterMatrix *matrix, uint8_t c) { - *matrix->cursor = c; - ++matrix->cursor; - - if (matrix->cursor - &matrix->display[0][0] == sizeof(matrix->display)) { - // We went off the end; scroll the display upwards by one line - memmove(&matrix->display[0], &matrix->display[1], - MatrixCols * (MatrixRows - 1)); - matrix->cursor = &matrix->display[MatrixRows - 1][0]; - memset(matrix->cursor, ' ', MatrixCols); - } -} - -static void matrix_write_char(struct CharacterMatrix *matrix, uint8_t c) { - matrix->dirty = true; - - if (c == '\n') { - // Clear to end of line from the cursor and then move to the - // start of the next line - uint8_t cursor_col = (matrix->cursor - &matrix->display[0][0]) % MatrixCols; - - while (cursor_col++ < MatrixCols) { - matrix_write_char_inner(matrix, ' '); - } - return; - } - - matrix_write_char_inner(matrix, c); -} - -void iota_gfx_write_char(uint8_t c) { - matrix_write_char(&display, c); -} - -static void matrix_write(struct CharacterMatrix *matrix, const char *data) { - const char *end = data + strlen(data); - while (data < end) { - matrix_write_char(matrix, *data); - ++data; - } -} - -void iota_gfx_write(const char *data) { - matrix_write(&display, data); -} - -static void matrix_write_P(struct CharacterMatrix *matrix, const char *data) { - while (true) { - uint8_t c = pgm_read_byte(data); - if (c == 0) { - return; - } - matrix_write_char(matrix, c); - ++data; - } -} - -void iota_gfx_write_P(const char *data) { - matrix_write_P(&display, data); -} - -static void matrix_clear(struct CharacterMatrix *matrix) { - memset(matrix->display, ' ', sizeof(matrix->display)); - matrix->cursor = &matrix->display[0][0]; - matrix->dirty = true; -} - -void iota_gfx_clear_screen(void) { - matrix_clear(&display); -} - -static void matrix_render(struct CharacterMatrix *matrix) { - last_flush = timer_read(); - iota_gfx_on(); -#if DEBUG_TO_SCREEN - ++displaying; -#endif - - // Move to the home position - send_cmd3(PageAddr, 0, MatrixRows - 1); - send_cmd3(ColumnAddr, 0, (MatrixCols * FontWidth) - 1); - - if (i2c_start_write(i2cAddress)) { - goto done; - } - if (i2c_master_write(0x40)) { - // Data mode - goto done; - } - - for (uint8_t row = 0; row < MatrixRows; ++row) { - for (uint8_t col = 0; col < MatrixCols; ++col) { - const uint8_t *glyph = font + (matrix->display[row][col] * (FontWidth - 1)); - - for (uint8_t glyphCol = 0; glyphCol < FontWidth - 1; ++glyphCol) { - uint8_t colBits = pgm_read_byte(glyph + glyphCol); - i2c_master_write(colBits); - } - - // 1 column of space between chars (it's not included in the glyph) - i2c_master_write(0); - } - } - - matrix->dirty = false; - -done: - i2c_master_stop(); -#if DEBUG_TO_SCREEN - --displaying; -#endif -} - -void iota_gfx_flush(void) { - matrix_render(&display); -} - -static void matrix_update(struct CharacterMatrix *dest, - const struct CharacterMatrix *source) { - if (memcmp(dest->display, source->display, sizeof(dest->display))) { - memcpy(dest->display, source->display, sizeof(dest->display)); - dest->dirty = true; - } -} - -static void render_status_info(void) { -#if DEBUG_TO_SCREEN - if (debug_enable) { - return; - } -#endif - - struct CharacterMatrix matrix; - - matrix_clear(&matrix); - matrix_write_P(&matrix, PSTR("USB: ")); -#ifdef PROTOCOL_LUFA - switch (USB_DeviceState) { - case DEVICE_STATE_Unattached: - matrix_write_P(&matrix, PSTR("Unattached")); - break; - case DEVICE_STATE_Suspended: - matrix_write_P(&matrix, PSTR("Suspended")); - break; - case DEVICE_STATE_Configured: - matrix_write_P(&matrix, PSTR("Connected")); - break; - case DEVICE_STATE_Powered: - matrix_write_P(&matrix, PSTR("Powered")); - break; - case DEVICE_STATE_Default: - matrix_write_P(&matrix, PSTR("Default")); - break; - case DEVICE_STATE_Addressed: - matrix_write_P(&matrix, PSTR("Addressed")); - break; - default: - matrix_write_P(&matrix, PSTR("Invalid")); - } -#endif - -// Define layers here, Have not worked out how to have text displayed for each layer. Copy down the number you see and add a case for it below - - char buf[40]; - snprintf(buf,sizeof(buf), "Undef-%ld", layer_state); - matrix_write_P(&matrix, PSTR("\n\nLayer: ")); - switch (layer_state) { - case _BASE: - matrix_write_P(&matrix, PSTR("Default")); - break; - case _RAISE: - matrix_write_P(&matrix, PSTR("Raise")); - break; - case _LOWER: - matrix_write_P(&matrix, PSTR("Lower")); - break; - case _ADJUST: - matrix_write_P(&matrix, PSTR("ADJUST")); - break; - default: - matrix_write(&matrix, buf); - } - - // Host Keyboard LED Status - char led[40]; - snprintf(led, sizeof(led), "\n%s %s %s", - (host_keyboard_leds() & (1<<USB_LED_NUM_LOCK)) ? "NUMLOCK" : " ", - (host_keyboard_leds() & (1<<USB_LED_CAPS_LOCK)) ? "CAPS" : " ", - (host_keyboard_leds() & (1<<USB_LED_SCROLL_LOCK)) ? "SCLK" : " "); - matrix_write(&matrix, led); - matrix_update(&display, &matrix); -} - -void iota_gfx_task(void) { - render_status_info(); - - if (display.dirty) { - iota_gfx_flush(); - } - - if (timer_elapsed(last_flush) > ScreenOffInterval) { - iota_gfx_off(); - } -} -#endif |