40 lines
907 B
C
40 lines
907 B
C
// Copyright 2024 QMK
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// SPDX-License-Identifier: GPL-2.0-or-later
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#include "ws2812.h"
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#include "i2c_master.h"
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#ifdef WS2812_RGBW
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# error "RGBW not supported"
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#endif
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#ifndef WS2812_I2C_ADDRESS
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# define WS2812_I2C_ADDRESS 0xB0
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#endif
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#ifndef WS2812_I2C_TIMEOUT
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# define WS2812_I2C_TIMEOUT 100
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#endif
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ws2812_led_t ws2812_leds[WS2812_LED_COUNT];
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void ws2812_init(void) {
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i2c_init();
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}
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void ws2812_set_color(int index, uint8_t red, uint8_t green, uint8_t blue) {
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ws2812_leds[index].r = red;
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ws2812_leds[index].g = green;
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ws2812_leds[index].b = blue;
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}
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void ws2812_set_color_all(uint8_t red, uint8_t green, uint8_t blue) {
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for (int i = 0; i < WS2812_LED_COUNT; i++) {
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ws2812_set_color(i, red, green, blue);
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}
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}
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void ws2812_flush(void) {
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i2c_transmit(WS2812_I2C_ADDRESS, (uint8_t *)ws2812_leds, WS2812_LED_COUNT * sizeof(ws2812_led_t), WS2812_I2C_TIMEOUT);
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}
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