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/*
* MIT License
*
* Copyright (c) 2020 Joey Castillo
*
* 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.
*/
void watch_enable_led(bool pwm) {
if (pwm) {
if (!hri_tcc_get_CTRLA_reg(TCC0, TCC_CTRLA_ENABLE)) {
_watch_enable_tcc();
}
} else {
watch_enable_digital_output(RED);
watch_enable_digital_output(GREEN);
watch_set_led_off();
}
}
void watch_disable_led(bool pwm) {
if (pwm) {
_watch_disable_tcc();
} else {
watch_disable_digital_output(RED);
watch_disable_digital_output(GREEN);
}
}
void watch_set_led_color(uint8_t red, uint8_t green) {
if (hri_tcc_get_CTRLA_reg(TCC0, TCC_CTRLA_ENABLE)) {
uint32_t period = hri_tcc_get_PER_reg(TCC0, TCC_PER_MASK);
hri_tcc_write_CCBUF_reg(TCC0, 2, ((period * red * 1000ull) / 255000ull));
hri_tcc_write_CCBUF_reg(TCC0, 3, ((period * green * 1000ull) / 255000ull));
}
}
void watch_set_led_red() {
if (hri_tcc_get_CTRLA_reg(TCC0, TCC_CTRLA_ENABLE)) {
watch_set_led_color(255, 0);
} else {
watch_set_pin_level(RED, true);
watch_set_pin_level(GREEN, false);
}
}
void watch_set_led_green() {
if (hri_tcc_get_CTRLA_reg(TCC0, TCC_CTRLA_ENABLE)) {
watch_set_led_color(0, 255);
} else {
watch_set_pin_level(RED, false);
watch_set_pin_level(GREEN, true);
}
}
void watch_set_led_yellow() {
if (hri_tcc_get_CTRLA_reg(TCC0, TCC_CTRLA_ENABLE)) {
watch_set_led_color(255, 255);
} else {
watch_set_pin_level(RED, true);
watch_set_pin_level(GREEN, true);
}
}
void watch_set_led_off() {
if (hri_tcc_get_CTRLA_reg(TCC0, TCC_CTRLA_ENABLE)) {
watch_set_led_color(0, 0);
} else {
watch_set_pin_level(RED, false);
watch_set_pin_level(GREEN, false);
}
}
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