/*
 * clock.c
 *
 *  Created on: Mar 26, 2026
 *      Author: ewars
 */


#include "clock.h"

// define LED marking 12:00 or 00:00

__attribute__((section(".noinit"))) volatile uint8_t ledOffset = 0;


void clock_LedOffset(uint8_t offset){
	ledOffset = offset;
}


uint8_t clock_convert_hours(uint8_t hours){
	int8_t h = 0;
	uint8_t led = 0;

	// input check
	if(hours < 24){

		if(hours > 12){
			h = hours - 12;
		}
		else{
			h = hours;
		}

		led = 2 * h + ledOffset;
		if(led > 23){
			led -= 24;
		}

	}

	return led;

}

uint8_t clock_convert_min_sec(uint8_t min_sec){

	float led = 0;

	if(min_sec < 60){
		led = (float) min_sec/(60/24);

		led += ledOffset;
		if(led > 23){
			led -= 24;
		}
	}

	return (uint8_t) led;
}