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
|
/* KeyboardioScanner
* Copyright (C) 2015-2018 Keyboard.io, Inc
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
#pragma once
#define TWI_CMD_NONE 0x00
#define TWI_CMD_VERSION 0x01
#define TWI_CMD_KEYSCAN_INTERVAL 0x02
#define TWI_CMD_LED_SET_ALL_TO 0x03
#define TWI_CMD_LED_SET_ONE_TO 0x04
#define TWI_CMD_COLS_USE_PULLUPS 0x05
#define TWI_CMD_LED_SPI_FREQUENCY 0x06
#define LED_SPI_FREQUENCY_4MHZ 0x07
#define LED_SPI_FREQUENCY_2MHZ 0x06
#define LED_SPI_FREQUENCY_1MHZ 0x05
#define LED_SPI_FREQUENCY_512KHZ 0x04
#define LED_SPI_FREQUENCY_256KHZ 0x03
#define LED_SPI_FREQUENCY_128KHZ 0x02
#define LED_SPI_FREQUENCY_64KHZ 0x01
#define LED_SPI_OFF 0x00
// 512KHZ seems to be the sweet spot in early testing
// so make it the default
#define LED_SPI_FREQUENCY_DEFAULT LED_SPI_FREQUENCY_512KHZ
#define TWI_CMD_LED_BASE 0x80
#define TWI_REPLY_NONE 0x00
#define TWI_REPLY_KEYDATA 0x01
|
