55 lines
1.1 KiB
C
55 lines
1.1 KiB
C
#include "LED.h"
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#include "util/time.h"
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uint8_t ledIntensity = CONFIG_LED_INTENSITY;
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ticks_t led_status_ticks_top = 0;
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ticks_t led_status_ticks = 0;
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ticks_t com_led_timeout = 0;
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void LED_init(void) {
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led_status_ticks_top = ms_to_ticks(CONFIG_LED_UPDATE_INTERVAL_MS);
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// Enable output for LED pins and drain pin
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LED_DDR |= _BV(0) | // RX
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_BV(1) | // TX
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_BV(2) | // Status
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_BV(3) | // PWM drain
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_BV(4); // COM
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LED_PORT &= 0b11100000;
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TCCR0A = _BV(WGM00) |
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_BV(WGM01) |
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_BV(COM0A1)|
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_BV(COM0A0);
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TCCR0B = _BV(CS00);
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OCR0A = ledIntensity;
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}
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void LED_setIntensity(uint8_t value) {
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ledIntensity = value;
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OCR0A = ledIntensity;
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}
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void LED_COM_ON(void) {
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LED_PORT |= _BV(4);
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com_led_timeout = timer_clock() + ms_to_ticks(CONFIG_COM_LED_TIMEOUT_MS);
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}
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void LED_COM_OFF(void) {
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LED_PORT &= ~_BV(4);
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}
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void update_led_status(void) {
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if (led_status_ticks >= led_status_ticks_top) {
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if (timer_clock() > com_led_timeout) {
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LED_COM_OFF();
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}
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led_status_ticks = 0;
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} else {
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led_status_ticks++;
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}
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} |