60 lines
2.0 KiB
C
60 lines
2.0 KiB
C
/*
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* MIT License
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*
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* Copyright (c) 2020 Joey Castillo
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in all
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* copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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* SOFTWARE.
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*/
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#include "watch_led.h"
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void watch_enable_leds(void) {
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if (!hri_tcc_get_CTRLA_reg(TCC0, TCC_CTRLA_ENABLE)) {
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_watch_enable_tcc();
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}
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}
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void watch_disable_leds(void) {
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_watch_disable_tcc();
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}
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void watch_set_led_color(uint8_t red, uint8_t green) {
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if (hri_tcc_get_CTRLA_reg(TCC0, TCC_CTRLA_ENABLE)) {
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uint32_t period = hri_tcc_get_PER_reg(TCC0, TCC_PER_MASK);
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hri_tcc_write_CCBUF_reg(TCC0, WATCH_RED_TCC_CHANNEL, ((period * red * 1000ull) / 255000ull));
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hri_tcc_write_CCBUF_reg(TCC0, WATCH_GREEN_TCC_CHANNEL, ((period * green * 1000ull) / 255000ull));
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}
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}
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void watch_set_led_red(void) {
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watch_set_led_color(255, 0);
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}
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void watch_set_led_green(void) {
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watch_set_led_color(0, 255);
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}
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void watch_set_led_yellow(void) {
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watch_set_led_color(255, 255);
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}
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void watch_set_led_off(void) {
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watch_set_led_color(0, 0);
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}
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