friday rev_01

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    - Project: friday
    - Source Code compiled for: Arduino Uno
    - Source Code created on: 2023-11-16 13:35:00
    - Source Code generated by: IRJM

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/****** DEFINITION OF LIBRARIES *****/
#include <Arduino.h>
#include <SoftwareSerial.h>

/****** SYSTEM REQUIREMENT 1 *****/
    /* Turn off Led when HC05 is below 20cm */

/****** FUNCTION PROTOTYPES *****/
void setup(void);
void loop(void);

/***** DEFINITION OF DIGITAL OUTPUT PINS *****/
const uint8_t LED_PIN_D2 = 2;

/***** DEFINITION OF Software Serial *****/
const uint8_t HC05_mySerial_PIN_SERIAL_TX_A0 = A0;
const uint8_t HC05_mySerial_PIN_SERIAL_RX_A1 = A1;
SoftwareSerial HC05_mySerial(HC05_mySerial_PIN_SERIAL_RX_A1, HC05_mySerial_PIN_SERIAL_TX_A0);

void setup(void)
{
    // put your setup code here, to run once:

    pinMode(LED_PIN_D2, OUTPUT);

    HC05_mySerial.begin(9600);

}


void loop(void)
{
    // put your main code here, to run repeatedly:

    // Read the distance from HC05
    int distance = HC05_mySerial.read();

    // Check if the distance is below 20cm
    if (distance < 20)
    {
        // Turn off the LED
        digitalWrite(LED_PIN_D2, LOW);
    }
    else
    {
        // Turn on the LED
        digitalWrite(LED_PIN_D2, HIGH);
    }
}