#include <Arduino.h>
#include "IC74HC595.h"
#include "error.h"

IC74HC595 matrixcols = {PIN_74HC595_MATRIX_UPDATE, PIN_74HC595_MATRIX_DATA, PIN_74HC595_MATRIX_CLOCK};
IC74HC595 scoreboard = {PIN_74HC595_SCOREBOARD_UPDATE, PIN_74HC595_SCOREBOARD_DATA, PIN_74HC595_SCOREBOARD_CLOCK};

int init74HC595(IC74HC595 *sr) {
    pinMode(sr->updatepin, OUTPUT);
    pinMode(sr->clockpin, OUTPUT);
    pinMode(sr->datapin, OUTPUT);
    return ERRNO_SUCCESS;
}

int writeIC74HC595Char(IC74HC595 *sr, uint8_t value, uint8_t order)
{
    digitalWrite(sr->updatepin, LOW);
    shiftOut(sr->datapin, sr->clockpin, order, value);
    digitalWrite(sr->updatepin, HIGH);
    return ERRNO_SUCCESS;
}