summaryrefslogtreecommitdiff
path: root/keyboards/bioi/ble.c
blob: 7118cef8c63502aeed74e747afb9e866681409a5 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
/*
Copyright 2019 Basic I/O Instruments(Scott Wei) <scot.wei@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 <avr/pgmspace.h>
#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 "usb_descriptor.h"
#include "lufa.h"
#include "quantum.h"
#include <util/atomic.h>

#include "print.h"

#include "ble.h"
#include "usart.h"

keyboard_config_t ble_config;

static uint8_t bluefruit_keyboard_leds = 0;

static void bluefruit_serial_send(uint8_t);

void send_str(const char *str)
{
    uint8_t c;
    while ((c = pgm_read_byte(str++)))
        uart1_putc(c);
}

void serial_send(uint8_t data)
{
    dprintf("Sending: %u\n", data);
}

void send_bytes(uint8_t data)
{
    char hexStr[3];
    sprintf(hexStr, "%02X", data);
    for (int j = 0; j < sizeof(hexStr) - 1; j++)
    {
        uart1_putc(hexStr[j]);
    }
}

#ifdef BLUEFRUIT_TRACE_SERIAL
static void bluefruit_trace_header(void)
{
    dprintf("+------------------------------------+\n");
    dprintf("| HID report to Bluefruit via serial |\n");
    dprintf("+------------------------------------+\n|");
}

static void bluefruit_trace_footer(void)
{
    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_extra(report_extra_t *report);

host_driver_t bluefruit_driver = {
    keyboard_leds,
    send_keyboard,
    send_mouse,
    send_extra
};

host_driver_t null_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
    dprintf("Sending...\n");

    send_str(PSTR("AT+BLEKEYBOARDCODE="));

    for (uint8_t i = 0; i < KEYBOARD_EPSIZE; i++)
    {
        send_bytes(report->raw[i]);
        if (i < (KEYBOARD_EPSIZE - 1))
        {
            send_str(PSTR("-"));
        }
    }

    send_str(PSTR("\r\n"));
#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
}

/*
+-----------------+-------------------+-------+
| 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 ? 0x00e2 : (usage == AUDIO_VOL_UP ? 0x00e9 : (usage == AUDIO_VOL_DOWN ? 0x00ea : (usage == TRANSPORT_NEXT_TRACK ? 0x00b5 : (usage == TRANSPORT_PREV_TRACK ? 0x00b6 : (usage == TRANSPORT_STOP ? 0x00b7 : (usage == TRANSPORT_STOP_EJECT ? 0x00b8 : (usage == TRANSPORT_PLAY_PAUSE ? 0x00b1 : (usage == AL_CC_CONFIG ? 0x0183 : (usage == AL_EMAIL ? 0x018c : (usage == AL_CALCULATOR ? 0x0192 : (usage == AL_LOCAL_BROWSER ? 0x0196 : (usage == AC_SEARCH ? 0x021f : (usage == AC_HOME ? 0x0223 : (usage == AC_BACK ? 0x0224 : (usage == AC_FORWARD ? 0x0225 : (usage == AC_STOP ? 0x0226 : (usage == AC_REFRESH ? 0x0227 : (usage == AC_BOOKMARKS ? 0x022a : 0)))))))))))))))))))

static void send_extra(report_extra_t *report)
{
    if (report->report_id == REPORT_ID_CONSUMER) {
        uint16_t bitmap = CONSUMER2BLUEFRUIT(report->usage);

#ifdef BLUEFRUIT_TRACE_SERIAL
        dprintf("\nData: ");
        debug_hex16(data);
        dprintf("; bitmap: ");
        debug_hex16(bitmap);
        dprintf("\n");
        bluefruit_trace_header();
#endif
        send_str(PSTR("AT+BLEHIDCONTROLKEY=0x"));
        send_bytes((bitmap >> 8) & 0xFF);
        send_bytes(bitmap & 0xFF);
        send_str(PSTR("\r\n"));
#ifdef BLUEFRUIT_TRACE_SERIAL
        bluefruit_trace_footer();
#endif
    }
}

void usart_init(void)
{
    uart1_init(UART_BAUD_SELECT_DOUBLE_SPEED(76800, 8000000L));
    wait_ms(250);

    send_str(PSTR("\r\n"));
    send_str(PSTR("\r\n"));
    send_str(PSTR("\r\n"));
}