diff options
Diffstat (limited to 'sony_usb')
-rw-r--r-- | sony_usb/Makefile.pjrc | 56 | ||||
-rw-r--r-- | sony_usb/config_pjrc.h | 66 | ||||
-rw-r--r-- | sony_usb/keymap.c | 125 | ||||
-rw-r--r-- | sony_usb/led.c | 26 | ||||
-rw-r--r-- | sony_usb/matrix.c | 141 | ||||
-rw-r--r-- | sony_usb/news.c | 168 | ||||
-rw-r--r-- | sony_usb/news.h | 51 |
7 files changed, 633 insertions, 0 deletions
diff --git a/sony_usb/Makefile.pjrc b/sony_usb/Makefile.pjrc new file mode 100644 index 0000000000..2a4eeff13a --- /dev/null +++ b/sony_usb/Makefile.pjrc @@ -0,0 +1,56 @@ +# +# Makefile for PJRC Teensy +# + + +# Target file name (without extension). +TARGET = news_usb_pjrc + +# Directory common source filess exist +COMMON_DIR = .. + +# Directory keyboard dependent files exist +TARGET_DIR = . + +# keyboard dependent files +SRC = main.c \ + keymap.c \ + matrix.c \ + led.c \ + news.c + +CONFIG_H = config_pjrc.h + + +# MCU name, you MUST set this to match the board you are using +# type "make clean" after changing this, so all files will be rebuilt +#MCU = at90usb162 # Teensy 1.0 +MCU = atmega32u4 # Teensy 2.0 +#MCU = at90usb646 # Teensy++ 1.0 +#MCU = at90usb1286 # Teensy++ 2.0 + + +# Processor frequency. +# Normally the first thing your program should do is set the clock prescaler, +# so your program will run at the correct speed. You should also set this +# variable to same clock speed. The _delay_ms() macro uses this, and many +# examples use this variable to calculate timings. Do not add a "UL" here. +F_CPU = 16000000 + + +# Build Options +# *Comment out* to disable the options. +# +MOUSEKEY_ENABLE = yes # Mouse keys +EXTRAKEY_ENABLE = yes # Audio control and System control +NKRO_ENABLE = yes # USB Nkey Rollover + + + +#---------------- Programming Options -------------------------- +PROGRAM_CMD = teensy_loader_cli -mmcu=$(MCU) -w -v $(TARGET).hex + + + +include $(COMMON_DIR)/pjrc.mk +include $(COMMON_DIR)/common.mk diff --git a/sony_usb/config_pjrc.h b/sony_usb/config_pjrc.h new file mode 100644 index 0000000000..e9cf7dedb6 --- /dev/null +++ b/sony_usb/config_pjrc.h @@ -0,0 +1,66 @@ +/* +Copyright 2012 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 CONFIG_H +#define CONFIG_H + +/* controller configuration */ +#include "controller_teensy.h" + +#define VENDOR_ID 0xFEED +#define PRODUCT_ID 0x5021 +#define MANUFACTURER t.m.k. +#define PRODUCT SONY NEWS keyboard converter +#define DESCRIPTION converts SONY NEWS protocol into USB + + +/* matrix size */ +#define MATRIX_ROWS 16 // keycode bit: 3-0 +#define MATRIX_COLS 8 // keycode bit: 6-4 + + +/* key combination for command */ +#define IS_COMMAND() ( \ + keyboard_report->mods == (MOD_BIT(KB_LSHIFT) | MOD_BIT(KB_RSHIFT)) || \ + keyboard_report->mods == (MOD_BIT(KB_LCTRL) | MOD_BIT(KB_RSHIFT)) \ +) + + +/* mouse keys */ +#ifdef MOUSEKEY_ENABLE +# define MOUSEKEY_DELAY_TIME 255 +#endif + + +/* Asynchronous USART + * 8-data bit, non parity, 1-stop bit, no flow control + */ +#ifdef __AVR_ATmega32U4__ +# define NEWS_KBD_RX_VECT USART1_RX_vect +# define NEWS_KBD_RX_DATA UDR1 +# define NEWS_KBD_RX_BAUD 9600 +# define NEWS_KBD_RX_UBBR ((F_CPU/(16UL*NEWS_KBD_RX_BAUD))-1) +# define NEWS_KBD_RX_INIT() do { \ + UBRR1L = (uint8_t) NEWS_KBD_RX_UBBR; \ + UBRR1H = (uint8_t) (NEWS_KBD_RX_UBBR>>8); \ + UCSR1B |= (1<<RXCIE1) | (1<<RXEN1); \ + } while(0) +#else +# error "USART configuration is needed." +#endif + +#endif diff --git a/sony_usb/keymap.c b/sony_usb/keymap.c new file mode 100644 index 0000000000..4bd556ba09 --- /dev/null +++ b/sony_usb/keymap.c @@ -0,0 +1,125 @@ +/* +Copyright 2012 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 <stdbool.h> +#include <avr/pgmspace.h> +#include "usb_keycodes.h" +#include "util.h" +#include "keymap.h" + + + + +// Following macros help you to define a keymap with the form of actual keyboard layout. + +/* SONY NEWS NWP-5461 */ +#define KEYMAP( \ + K7A, K01,K02,K03,K04,K05, K06,K07,K08,K09,K0A, K68,K69, K64,K65,K52, \ + K0B,K0C,K0D,K0E,K0F,K10,K11,K12,K13,K14,K15,K16,K17,K18,K19, K6A, K4B,K4C,K4D,K4E, \ + K1A,K1B,K1C,K1D,K1E,K1F,K20,K21,K22,K23,K24,K25,K26,K27, K6B, K4F,K50,K51,K56, \ + K28,K29,K2A,K2B,K2C,K2D,K2E,K2F,K30,K31,K32,K33,K34, K35, K6C, K53,K54,K55,K5A, \ + K36,K37,K38,K39,K3A,K3B,K3C,K3D,K3E,K3F,K40,K41, K42, K6D, K57,K59,K58, \ + K43,K44,K45, K46, K47, K48,K49,K4A, K6E, K66,K5B,K5C,K5D \ +) { \ + { KB_NO, KB_##K01, KB_##K02, KB_##K03, KB_##K04, KB_##K05, KB_##K06, KB_##K07 }, \ + { KB_##K08, KB_##K09, KB_##K0A, KB_##K0B, KB_##K0C, KB_##K0D, KB_##K0E, KB_##K0F }, \ + { KB_##K10, KB_##K11, KB_##K12, KB_##K13, KB_##K14, KB_##K15, KB_##K16, KB_##K17 }, \ + { KB_##K18, KB_##K19, KB_##K1A, KB_##K1B, KB_##K1C, KB_##K1D, KB_##K1E, KB_##K1F }, \ + { KB_##K20, KB_##K21, KB_##K22, KB_##K23, KB_##K24, KB_##K25, KB_##K26, KB_##K27 }, \ + { KB_##K28, KB_##K29, KB_##K2A, KB_##K2B, KB_##K2C, KB_##K2D, KB_##K2E, KB_##K2F }, \ + { KB_##K30, KB_##K31, KB_##K32, KB_##K33, KB_##K34, KB_##K35, KB_##K36, KB_##K37 }, \ + { KB_##K38, KB_##K39, KB_##K3A, KB_##K3B, KB_##K3C, KB_##K3D, KB_##K3E, KB_##K3F }, \ + { KB_##K40, KB_##K41, KB_##K42, KB_##K43, KB_##K44, KB_##K45, KB_##K46, KB_##K47 }, \ + { KB_##K48, KB_##K49, KB_##K4A, KB_##K4B, KB_##K4C, KB_##K4D, KB_##K4E, KB_##K4F }, \ + { KB_##K50, KB_##K51, KB_##K52, KB_##K53, KB_##K54, KB_##K55, KB_##K56, KB_##K57 }, \ + { KB_##K58, KB_##K59, KB_##K5A, KB_##K5B, KB_##K5C, KB_##K5D, KB_NO, KB_NO }, \ + { KB_NO, KB_NO, KB_NO, KB_NO, KB_##K64, KB_##K65, KB_##K66, KB_NO }, \ + { KB_##K68, KB_##K69, KB_##K6A, KB_##K6B, KB_##K6C, KB_##K6D, KB_##K6E, KB_NO }, \ + { KB_NO, KB_NO, KB_NO, KB_NO, KB_NO, KB_NO, KB_NO, KB_NO, }, \ + { KB_NO, KB_NO, KB_##K7A, KB_NO, KB_NO, KB_NO, KB_NO, KB_NO } \ +} + + +// Assign Fn key(0-7) to a layer to which switch with the Fn key pressed. +static const uint8_t PROGMEM fn_layer[] = { + 0, // Fn0 + 0, // Fn1 + 0, // Fn2 + 0, // Fn3 + 0, // Fn4 + 0, // Fn5 + 0, // Fn6 + 0 // Fn7 +}; + +// Assign Fn key(0-7) to a keycode sent when release Fn key without use of the layer. +// See layer.c for details. +static const uint8_t PROGMEM fn_keycode[] = { + KB_NO, // Fn0 + KB_NO, // Fn1 + KB_NO, // Fn2 + KB_NO, // Fn3 + KB_NO, // Fn4 + KB_NO, // Fn5 + KB_NO, // Fn6 + KB_NO // Fn7 +}; + + +static const uint8_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = { + /* 0: default + * ,---. ,------------------------, ,------------------------. ,---------. + * |Pow| | F1 | F2 | F3 | F4 | F5 | | F6 | F7 | F8 | F9 | F10| | F11| F12| ,-----------. + * `---' `------------------------' `------------------------' `---------' | *| /| +| + * ,-------------------------------------------------------------. ,---. ,---------------| + * |Esc| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| -| =| \| BS | |Hlp| | 7| 8| 9| -| + * |-------------------------------------------------------------| |---| |---------------| + * |Tab | Q| W| E| R| T| Y| U| I| O| P| [| ]|Del| | |Ins| | 4| 5| 6| ,| + * |---------------------------------------------------------' | |---| |---------------| + * |Ctrl | A| S| D| F| G| H| J| K| L| ;| '| `|Return| |Clr| | 1| 2| 3| | + * |-------------------------------------------------------------| |---| |-----------|Ent| + * |Shift | Z| X| C| V| B| N| M| ,| ,| /| |Shift | |PgU| | 0| .| Up| | + * |-------------------------------------------------------------| |---| |---------------| + * |Alt |Gui |Alt | Space | |Gui|App|Ctrl | |PgD| |Tab|Lef|Dow|Rig| + * `-------------------------------------------------------------' `---' `---------------' + */ + KEYMAP( + PWR, F1, F2, F3, F4, F5, F6, F7, F8, F9, F10, F11, F12, PAST,PSLS,PPLS, + ESC, 1, 2, 3, 4, 5, 6, 7, 8, 9, 0, MINS,EQL, BSLS,BSPC, HELP, P7, P8, P9, PMNS, + TAB, Q, W, E, R, T, Y, U, I, O, P, LBRC,RBRC,DEL, INS, P4, P5, P6, PCMM, + CAPS,A, S, D, F, G, H, J, K, L, SCLN,QUOT,GRV, ENT, CLR, P1, P2, P3, PENT, + LSFT,Z, X, C, V, B, N, M, COMM,DOT, SLSH,RO, RSFT, PGUP, P0, PDOT,UP, + LCTL,LGUI,LALT, SPC, ERAS, RALT,RGUI,RCTL, PGDN, TAB, LEFT,DOWN,RGHT + ), +}; + + +uint8_t keymap_get_keycode(uint8_t layer, uint8_t row, uint8_t col) +{ + return pgm_read_byte(&keymaps[(layer)][(row)][(col)]); +} + +uint8_t keymap_fn_layer(uint8_t fn_bits) +{ + return pgm_read_byte(&fn_layer[biton(fn_bits)]); +} + +uint8_t keymap_fn_keycode(uint8_t fn_bits) +{ + return pgm_read_byte(&fn_keycode[(biton(fn_bits))]); +} diff --git a/sony_usb/led.c b/sony_usb/led.c new file mode 100644 index 0000000000..51e601318a --- /dev/null +++ b/sony_usb/led.c @@ -0,0 +1,26 @@ +/* +Copyright 2012 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 "news.h" +#include "led.h" + + +void led_set(uint8_t usb_led) +{ + // not supported now +} diff --git a/sony_usb/matrix.c b/sony_usb/matrix.c new file mode 100644 index 0000000000..bf363e7d9b --- /dev/null +++ b/sony_usb/matrix.c @@ -0,0 +1,141 @@ +/* +Copyright 2012 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 <stdbool.h> +#include <avr/io.h> +#include <util/delay.h> +#include "print.h" +#include "util.h" +#include "news.h" +#include "matrix.h" + + +/* + * Matrix Array usage: + * + * ROW: 16 + * COL:8 + * + * 8bit wide + * +---------+ + * 0|00 ... 07| + * 1|08 ... 0F| + * :| ... | + * :| ... | + * E|70 ... 77| + * F|78 ... 7F| + * +---------+ + * + */ +static uint8_t matrix[MATRIX_ROWS]; +#define ROW(code) ((code>>3)&0xF) +#define COL(code) (code&0x07) + +static bool is_modified = false; + + +inline +uint8_t matrix_rows(void) +{ + return MATRIX_ROWS; +} + +inline +uint8_t matrix_cols(void) +{ + return MATRIX_COLS; +} + +void matrix_init(void) +{ + news_init(); + + // initialize matrix state: all keys off + for (uint8_t i=0; i < MATRIX_ROWS; i++) matrix[i] = 0x00; + + return; +} + +uint8_t matrix_scan(void) +{ + is_modified = false; + + uint8_t code; + code = news_recv(); + if (code == 0) { + return 0; + } + + phex(code); print(" "); + if (code&0x80) { + // break code + if (matrix_is_on(ROW(code), COL(code))) { + matrix[ROW(code)] &= ~(1<<COL(code)); + is_modified = true; + } + } else { + // make code + if (!matrix_is_on(ROW(code), COL(code))) { + matrix[ROW(code)] |= (1<<COL(code)); + is_modified = true; + } + } + return code; +} + +bool matrix_is_modified(void) +{ + return is_modified; +} + +inline +bool matrix_has_ghost(void) +{ + return false; +} + +inline +bool matrix_is_on(uint8_t row, uint8_t col) +{ + return (matrix[row] & (1<<col)); +} + +inline +uint8_t matrix_get_row(uint8_t row) +{ + return matrix[row]; +} + +void matrix_print(void) +{ + print("\nr/c 01234567\n"); + for (uint8_t row = 0; row < matrix_rows(); row++) { + phex(row); print(": "); + pbin_reverse(matrix_get_row(row)); + print("\n"); + } +} + +uint8_t matrix_key_count(void) +{ + uint8_t count = 0; + for (uint8_t i = 0; i < MATRIX_ROWS; i++) { + count += bitpop(matrix[i]); + } + return count; +} diff --git a/sony_usb/news.c b/sony_usb/news.c new file mode 100644 index 0000000000..d18b996f49 --- /dev/null +++ b/sony_usb/news.c @@ -0,0 +1,168 @@ +/* +Copyright 2012 Jun WAKO <wakojun@gmail.com> + +This software is licensed with a Modified BSD License. +All of this is supposed to be Free Software, Open Source, DFSG-free, +GPL-compatible, and OK to use in both free and proprietary applications. +Additions and corrections to this file are welcome. + + +Redistribution and use in source and binary forms, with or without +modification, are permitted provided that the following conditions are met: + +* Redistributions of source code must retain the above copyright + notice, this list of conditions and the following disclaimer. + +* Redistributions in binary form must reproduce the above copyright + notice, this list of conditions and the following disclaimer in + the documentation and/or other materials provided with the + distribution. + +* Neither the name of the copyright holders nor the names of + contributors may be used to endorse or promote products derived + from this software without specific prior written permission. + +THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" +AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE +IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE +ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE +LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR +CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF +SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS +INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN +CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) +ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE +POSSIBILITY OF SUCH DAMAGE. +*/ + +#include <stdbool.h> +#include <avr/io.h> +#include <avr/interrupt.h> +#include "news.h" + + +void news_init(void) +{ + NEWS_KBD_RX_INIT(); +} + +// RX ring buffer +#define RBUF_SIZE 8 +static uint8_t rbuf[RBUF_SIZE]; +static uint8_t rbuf_head = 0; +static uint8_t rbuf_tail = 0; + +uint8_t news_recv(void) +{ + uint8_t data = 0; + if (rbuf_head == rbuf_tail) { + return 0; + } + + data = rbuf[rbuf_tail]; + rbuf_tail = (rbuf_tail + 1) % RBUF_SIZE; + return data; +} + +// USART RX complete interrupt +ISR(NEWS_KBD_RX_VECT) +{ + uint8_t next = (rbuf_head + 1) % RBUF_SIZE; + if (next != rbuf_tail) { + rbuf[rbuf_head] = NEWS_KBD_RX_DATA; + rbuf_head = next; + } +} + + +/* +SONY NEWS Keyboard Protocol +=========================== + +Resources +--------- + Mouse protocol of NWA-5461(Japanese) + http://groups.google.com/group/fj.sys.news/browse_thread/thread/a01b3e3ac6ae5b2d + + SONY NEWS Info(Japanese) + http://katsu.watanabe.name/doc/sonynews/ + + +Pinouts +------- + EIA 232 male connector from NWP-5461 + ------------- + \ 1 2 3 4 5 / + \ 6 7 8 9 / + --------- + 1 VCC + 2 BZ(Speaker) + 3 Keyboard Data(from keyboard MCU TxD) + 4 NC + 5 FG + 6 Unknown Input(to keyboard MCU RxD via schmitt trigger) + 7 Mouse Data(from Mouse Ext connector) + 8 Unknown Input(to Keyboard MCU Input via diode and buffer) + 9 GND + NOTE: Two LED on keyboard are controlled by pin 6,8? + + EIA 232 male connector from NWP-411A + ------------- + \ 1 2 3 4 5 / + \ 6 7 8 9 / + --------- + 1 VCC + 2 BZ(Speaker) + 3 Keyboard Data(from keyboard MCU TxD) + 4 NC + 5 FG + 6 NC + 7 Mouse Data(from Mouse Ext connector) + 8 NC + 9 GND + NOTE: These are just from my guess and not confirmed. + + +Signaling +--------- + ~~~~~~~~~~ ____XOO0X111X222X333X444X555X666X777~~~~ ~~~~~~~ + Idle Start LSB MSB Stop Idle + + Idle: High + Start bit: Low + Stop bit: High + Bit order: LSB first + + Baud rate: 9600 + Interface: TTL level(5V) UART + + NOTE: This is observed on NWP-5461 with its DIP switch all OFF. + + +Format +------ + MSB LSB + 7 6 5 4 3 2 1 0 bit + | | | | | | | | + | +-+-+-+-+-+-+-- scan code(00-7F) + +---------------- break flag: sets when released + + +Scan Codes +---------- + SONY NEWS NWP-5461 + ,---. ,------------------------, ,------------------------. ,---------. + | 7A| | 01 | 02 | 03 | 04 | 05 | | 06 | 07 | 08 | 09 | 0A | | 68 | 69 | ,-----------. + `---' `------------------------' `------------------------' `---------' | 64| 65| 52| + ,-------------------------------------------------------------. ,---. ,---------------| + | 0B| 0C| 0D| 0E| 0F| 10| 11| 12| 13| 14| 15| 16| 17| 18| 19 | | 6A| | 4B| 4C| 4D| 4E| + |-------------------------------------------------------------| |---| |---------------| + | 1A | 1B| 1C| 1D| 1E| 1F| 20| 21| 22| 23| 24| 25| 26| 27| | | 6B| | 4F| 50| 51| 56| + |---------------------------------------------------------' | |---| |---------------| + | 28 | 29| 2A| 2B| 2C| 2D| 2E| 2F| 30| 31| 32| 33| 34| 35 | | 6C| | 53| 54| 55| | + |-------------------------------------------------------------| |---| |-----------| 5A| + | 36 | 37| 38| 39| 3A| 3B| 3C| 3D| 3E| 3F| 40| 41| 42 | | 6D| | 57| 59| 58| | + |-------------------------------------------------------------| |---| |---------------| + | 43 | 44 | 45 | 46 | 47 | 48| 49| 4A | | 6E| | 66| 5B| 5C| 5D| + `-------------------------------------------------------------' `---' `---------------' +*/ diff --git a/sony_usb/news.h b/sony_usb/news.h new file mode 100644 index 0000000000..35e09c4d20 --- /dev/null +++ b/sony_usb/news.h @@ -0,0 +1,51 @@ +/* +Copyright 2012 Jun WAKO <wakojun@gmail.com> + +This software is licensed with a Modified BSD License. +All of this is supposed to be Free Software, Open Source, DFSG-free, +GPL-compatible, and OK to use in both free and proprietary applications. +Additions and corrections to this file are welcome. + + +Redistribution and use in source and binary forms, with or without +modification, are permitted provided that the following conditions are met: + +* Redistributions of source code must retain the above copyright + notice, this list of conditions and the following disclaimer. + +* Redistributions in binary form must reproduce the above copyright + notice, this list of conditions and the following disclaimer in + the documentation and/or other materials provided with the + distribution. + +* Neither the name of the copyright holders nor the names of + contributors may be used to endorse or promote products derived + from this software without specific prior written permission. + +THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" +AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE +IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE +ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE +LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR +CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF +SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS +INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN +CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) +ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE +POSSIBILITY OF SUCH DAMAGE. +*/ + +#ifndef NEWS_H +#define NEWS_H +/* + * Primitive PS/2 Library for AVR + */ + + +/* host role */ +void news_init(void); +uint8_t news_recv(void); + +/* device role */ + +#endif |