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-rw-r--r--protocol/bluefruit/bluefruit.c202
-rw-r--r--protocol/bluefruit/bluefruit.h28
-rw-r--r--protocol/bluefruit/main.c116
3 files changed, 346 insertions, 0 deletions
diff --git a/protocol/bluefruit/bluefruit.c b/protocol/bluefruit/bluefruit.c
new file mode 100644
index 0000000000..bdc3de3e6c
--- /dev/null
+++ b/protocol/bluefruit/bluefruit.c
@@ -0,0 +1,202 @@
+/*
+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 < 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);
+
+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 < 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
+}
+
diff --git a/protocol/bluefruit/bluefruit.h b/protocol/bluefruit/bluefruit.h
new file mode 100644
index 0000000000..4f9b58836d
--- /dev/null
+++ b/protocol/bluefruit/bluefruit.h
@@ -0,0 +1,28 @@
+/*
+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/>.
+*/
+
+#ifndef VUSB_H
+#define VUSB_H
+
+#include "host_driver.h"
+
+
+host_driver_t *bluefruit_driver(void);
+
+#endif
diff --git a/protocol/bluefruit/main.c b/protocol/bluefruit/main.c
new file mode 100644
index 0000000000..871062ab11
--- /dev/null
+++ b/protocol/bluefruit/main.c
@@ -0,0 +1,116 @@
+/*
+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 <avr/interrupt.h>
+#include <avr/wdt.h>
+#include <avr/sleep.h>
+#include <util/delay.h>
+#include "serial.h"
+#include "keyboard.h"
+#include "usb.h"
+#include "host.h"
+#include "timer.h"
+#include "print.h"
+#include "debug.h"
+#include "sendchar.h"
+#include "suspend.h"
+#include "bluefruit.h"
+#include "pjrc.h"
+
+#define CPU_PRESCALE(n) (CLKPR = 0x80, CLKPR = (n))
+
+#define HOST_DRIVER_NOT_SET 0
+#define BLUEFRUIT_HOST_DRIVER 1
+#define PJRC_HOST_DRIVER 2
+
+int main(void)
+{
+
+ CPU_PRESCALE(0);
+
+ DDRD = _BV(PD5);
+ DDRB = _BV(PB0);
+
+ PORTD = _BV(PD5);
+ PORTB = _BV(PB0);
+
+ print_set_sendchar(sendchar);
+
+ usb_init();
+ _delay_ms(2000);
+ // while (!usb_configured()) /* wait */
+
+ dprintf("Initializing keyboard...\n");
+ keyboard_init();
+
+ // This implementation is pretty simplistic... if the USB connection
+ // is not configured, choose the Bluefruit, otherwise use USB
+ // Definitely would prefer to have this driven by an input pin and make
+ // it switch dynamically - BCG
+ if (!usb_configured()) {
+
+ // Send power to Bluefruit... Adafruit says it takes 27 mA, I think
+ // the pins should provide 40 mA, but just in case I switch the
+ // Bluefruit using a transistor - BCG
+ DDRB = _BV(PB6);
+ PORTB |= _BV(PB6);
+
+ dprintf("Setting host driver to bluefruit...\n");
+ host_set_driver(bluefruit_driver());
+
+ dprintf("Initializing serial...\n");
+ serial_init();
+
+ // wait an extra second for the PC's operating system
+ // to load drivers and do whatever it does to actually
+ // be ready for input
+ _delay_ms(1000);
+ PORTD = ~_BV(PD5);
+ dprintf("Starting main loop");
+ while (1) {
+ keyboard_task();
+ }
+
+ } else {
+
+ // I'm not smart enough to get this done with LUFA - BCG
+ dprintf("Setting host driver to PJRC...\n");
+ host_set_driver(pjrc_driver());
+#ifdef SLEEP_LED_ENABLE
+ sleep_led_init();
+#endif
+ // wait an extra second for the PC's operating system
+ // to load drivers and do whatever it does to actually
+ // be ready for input
+ _delay_ms(1000);
+ PORTB = ~_BV(PB0);
+ dprintf("Starting main loop");
+ while (1) {
+ while (suspend) {
+ suspend_power_down();
+ if (remote_wakeup && suspend_wakeup_condition()) {
+ usb_remote_wakeup();
+ }
+ }
+ keyboard_task();
+ }
+ }
+
+}
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