1 /* Copyright 2018 James Laird-Wah
3 * This program is free software: you can redistribute it and/or modify
4 * it under the terms of the GNU General Public License as published by
5 * the Free Software Foundation, either version 2 of the License, or
6 * (at your option) any later version.
8 * This program is distributed in the hope that it will be useful,
9 * but WITHOUT ANY WARRANTY; without even the implied warranty of
10 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
11 * GNU General Public License for more details.
13 * You should have received a copy of the GNU General Public License
14 * along with this program. If not, see <http://www.gnu.org/licenses/>.
17 #include <i2c_master.h>
18 #include <led_tables.h>
19 #include <rgb_matrix.h>
23 #define I2C_TIMEOUT 1000
25 void set_all_leds_to(uint8_t r, uint8_t g, uint8_t b) {
27 TWI_CMD_LED_SET_ALL_TO,
30 i2c_transmit(I2C_ADDR(LEFT), buf, sizeof(buf), I2C_TIMEOUT);
31 i2c_transmit(I2C_ADDR(RIGHT), buf, sizeof(buf), I2C_TIMEOUT);
35 void set_led_to(int led, uint8_t r, uint8_t g, uint8_t b) {
37 TWI_CMD_LED_SET_ONE_TO,
41 int hand = (led >= 32) ? RIGHT : LEFT;
42 i2c_transmit(I2C_ADDR(hand), buf, sizeof(buf), I2C_TIMEOUT);
46 #ifdef RGB_MATRIX_ENABLE
48 __attribute__ ((weak))
49 led_config_t g_led_config = { {
50 { 27, 26, 20, 19, 12, 11, 4, 3 },
51 { 28, 25, 21, 18, 13, 10, 5, 2 },
52 { 29, 24, 22, 17, 14, 9, 6, 1 },
53 { 30, 31, 23, 16, 15, 8, 7, 0 },
54 { 60, 59, 52, 51, 44, 43, 37, 36 },
55 { 61, 58, 53, 50, 45, 42, 38, 35 },
56 { 62, 57, 54, 49, 46, 41, 39, 34 },
57 { 63, 56, 55, 48, 47, 40, 32, 33 }
59 { 3, 35 }, { 0, 26 }, { 0, 17 }, { 0, 6 }, { 14, 5 }, { 15, 16 }, { 16, 25 }, { 17, 34 },
60 { 31, 29 }, { 31, 19 }, { 30, 11 }, { 30, 1 }, { 45, 0 }, { 45, 8 }, { 46, 17 }, { 46, 27 },
61 { 60, 27 }, { 60, 18 }, { 60, 9 }, { 60, 0 }, { 74, 2 }, { 74, 11 }, { 75, 20 }, { 74, 28 },
62 { 89, 30 }, { 89, 19 }, { 89, 7 }, { 70, 38 }, { 82, 41 }, { 93, 45 }, { 104, 50 }, { 74, 64 },
63 { 149, 64 }, { 119, 50 }, { 130, 45 }, { 141, 41 }, { 153, 38 }, { 134, 7 }, { 134, 19 }, { 134, 30 },
64 { 149, 28 }, { 148, 20 }, { 149, 11 }, { 149, 2 }, { 163, 0 }, { 163, 9 }, { 163, 18 }, { 163, 27 },
65 { 177, 27 }, { 177, 17 }, { 178, 8 }, { 178, 0 }, { 193, 1 }, { 193, 11 }, { 192, 19 }, { 192, 29 },
66 { 206, 34 }, { 207, 25 }, { 208, 16 }, { 209, 5 }, { 224, 6 }, { 223, 17 }, { 223, 26 }, { 220, 35 }
68 4, 4, 4, 4, 4, 4, 4, 4,
69 4, 4, 4, 4, 4, 4, 4, 4,
70 4, 4, 4, 4, 4, 4, 4, 4,
71 4, 4, 4, 1, 1, 1, 1, 1,
72 1, 1, 1, 1, 1, 4, 4, 4,
73 4, 4, 4, 4, 4, 4, 4, 4,
74 4, 4, 4, 4, 4, 4, 4, 4,
75 4, 4, 4, 4, 4, 4, 4, 4
83 } __attribute__((packed)) led_state[64];
85 static void set_color(int index, uint8_t r, uint8_t g, uint8_t b) {
86 led_state[index].r = r;
87 led_state[index].g = g;
88 led_state[index].b = b;
91 static void set_color_all(uint8_t r, uint8_t g, uint8_t b) {
92 for (int i=0; i<DRIVER_LED_TOTAL; i++)
93 set_color(i, r, g, b);
96 static void init(void) {
97 // Enable high current pathway to LEDs - this does violate the USB spec though! (1.6 amps...)
101 // Overcurrent check input
106 static void flush(void) {
107 uint8_t *bank_data = (uint8_t*)&led_state[0];
108 uint8_t command[1 + 8*3];
109 for (int hand=0; hand<2; hand++) {
110 int addr = I2C_ADDR(hand);
112 for (int bank=0; bank<4; bank++) {
113 command[0] = TWI_CMD_LED_BASE + bank;
114 memcpy(&command[1], bank_data, 8*3);
115 i2c_transmit(addr, command, sizeof(command), I2C_TIMEOUT);
123 const rgb_matrix_driver_t rgb_matrix_driver = {
126 .set_color = set_color,
127 .set_color_all = set_color_all
132 /* vim: set ts=2 sw=2 et: */