/* Bluefruit Protocol for TMK firmware Author: Benjamin Gould, 2013 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 "host.h" #include "report.h" #include "print.h" #include "debug.h" #include "host_driver.h" #include "serial.h" #include "bluefruit.h" #define BLUEFRUIT_TRACE_SERIAL 1 static uint8_t bluefruit_keyboard_leds = 0; static void bluefruit_serial_send(uint8_t); 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"); } #ifdef BLUEFRUIT_TRACE_SERIAL static void bluefruit_trace_header() { dprintf("+------------------------------------+\n"); dprintf("| HID report to Bluefruit via serial |\n"); dprintf("+------------------------------------+\n|"); } static void bluefruit_trace_footer() { dprintf("|\n+------------------------------------+\n\n"); } #endif static void bluefruit_serial_send(uint8_t data) { #ifdef BLUEFRUIT_TRACE_SERIAL dprintf(" "); debug_hex8(data); dprintf(" "); #endif serial_send(data); } /*------------------------------------------------------------------* * 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); void sendString(char string[], int length) { for (int i = 0; i < length; i++) { serial_send(string[i]); } } static host_driver_t driver = {keyboard_leds, send_keyboard, send_mouse, send_system, send_consumer}; host_driver_t *bluefruit_driver(void) { return &driver; } static uint8_t keyboard_leds(void) { return bluefruit_keyboard_leds; } static void send_keyboard(report_keyboard_t *report) { #ifdef BLUEFRUIT_TRACE_SERIAL bluefruit_trace_header(); #endif bluefruit_serial_send(0xFD); for (uint8_t i = 0; i < KEYBOARD_REPORT_SIZE; i++) { bluefruit_serial_send(report->raw[i]); } #ifdef BLUEFRUIT_TRACE_SERIAL bluefruit_trace_footer(); #endif } static void send_mouse(report_mouse_t *report) { #ifdef BLUEFRUIT_TRACE_SERIAL bluefruit_trace_header(); #endif 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); #ifdef BLUEFRUIT_TRACE_SERIAL bluefruit_trace_footer(); #endif } static void send_system(uint16_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))))))))))))))))))) static void send_consumer(uint16_t data) { static uint16_t last_data = 0; if (data == last_data) return; last_data = data; uint16_t bitmap = CONSUMER2BLUEFRUIT(data); #ifdef BLUEFRUIT_TRACE_SERIAL dprintf("\nData: "); debug_hex16(data); dprintf("; bitmap: "); debug_hex16(bitmap); dprintf("\n"); bluefruit_trace_header(); #endif 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); #ifdef BLUEFRUIT_TRACE_SERIAL bluefruit_trace_footer(); #endif }