mirror of
https://github.com/Keychron/qmk_firmware.git
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102 lines
2.6 KiB
C
102 lines
2.6 KiB
C
/* Copyright 2018 James Laird-Wah
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "quantum.h"
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#include "i2c_master.h"
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#include "led_tables.h"
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#include "rgb_matrix.h"
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#include <string.h>
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#include "model01.h"
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#define I2C_TIMEOUT 1000
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void set_all_leds_to(uint8_t r, uint8_t g, uint8_t b) {
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uint8_t buf[] = {
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TWI_CMD_LED_SET_ALL_TO,
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b, g, r
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};
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i2c_transmit(I2C_ADDR(LEFT), buf, sizeof(buf), I2C_TIMEOUT);
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i2c_transmit(I2C_ADDR(RIGHT), buf, sizeof(buf), I2C_TIMEOUT);
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_delay_us(10);
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}
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void set_led_to(int led, uint8_t r, uint8_t g, uint8_t b) {
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uint8_t buf[] = {
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TWI_CMD_LED_SET_ONE_TO,
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led & 0x1f,
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b, g, r
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};
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int hand = (led >= 32) ? RIGHT : LEFT;
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i2c_transmit(I2C_ADDR(hand), buf, sizeof(buf), I2C_TIMEOUT);
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_delay_us(10);
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}
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#ifdef RGB_MATRIX_ENABLE
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static struct {
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uint8_t b;
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uint8_t g;
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uint8_t r;
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} __attribute__((packed)) led_state[64];
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static void set_color(int index, uint8_t r, uint8_t g, uint8_t b) {
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led_state[index].r = r;
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led_state[index].g = g;
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led_state[index].b = b;
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}
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static void set_color_all(uint8_t r, uint8_t g, uint8_t b) {
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for (int i=0; i<RGB_MATRIX_LED_COUNT; i++)
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set_color(i, r, g, b);
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}
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static void init(void) {
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// Enable high current pathway to LEDs - this does violate the USB spec though! (1.6 amps...)
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DDRE |= _BV(6);
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PORTE &= ~_BV(6);
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// Overcurrent check input
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DDRB &= ~_BV(4);
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PORTB &= ~_BV(4);
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}
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static void flush(void) {
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uint8_t *bank_data = (uint8_t*)&led_state[0];
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uint8_t command[1 + 8*3];
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for (int hand=0; hand<2; hand++) {
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int addr = I2C_ADDR(hand);
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for (int bank=0; bank<4; bank++) {
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command[0] = TWI_CMD_LED_BASE + bank;
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memcpy(&command[1], bank_data, 8*3);
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i2c_transmit(addr, command, sizeof(command), I2C_TIMEOUT);
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_delay_us(100);
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bank_data += 8*3;
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}
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}
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}
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const rgb_matrix_driver_t rgb_matrix_driver = {
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.init = init,
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.flush = flush,
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.set_color = set_color,
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.set_color_all = set_color_all
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};
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#endif
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/* vim: set ts=2 sw=2 et: */
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