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	- Project: "Proximity-controlled Outputs"
	- Source Code compiled for: Arduino Uno
	- Source Code created on: 2024-04-10 01:57:07

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/****** SYSTEM REQUIREMENTS *****/
/****** SYSTEM REQUIREMENT 1 *****/
	/* f no object is within range of the sensor, the LED */
	/* is not lit.  • If an object is between 5 and 20 cm */
	/* away from the sensor, the LED blinks 5 times per */
	/* second.  • If an object is between 20 cm and 30 cm */
	/* away from the sensor, the LED is lit */
/****** SYSTEM REQUIREMENT 2 *****/
	/* f no object is within range of the sensor, the LED */
	/* is not lit.  • If an object is between 5 and 20 cm */
	/* away from the sensor, the LED blinks 5 times per */
	/* second.  • If an object is between 20 cm and 30 cm */
	/* away from the sensor, the LED is lit */
/****** END SYSTEM REQUIREMENTS *****/

/****** DEFINITION OF LIBRARIES *****/
#include 
#include 

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

/***** DEFINITION OF DIGITAL OUTPUT PINS *****/
const uint8_t IRsensor_LED_PIN_D2 = 2;
const uint8_t led_LED_PIN_D3 = 3;

/***** DEFINITION OF OUTPUT RAW VARIABLES *****/
/***** used to store raw data *****/
bool IRsensor_LED_PIN_D2_rawData = 0;
bool led_LED_PIN_D3_rawData = 0;

/***** DEFINITION OF OUTPUT PHYSICAL VARIABLES *****/
/***** used to store data after characteristic curve transformation *****/
float IRsensor_LED_PIN_D2_phyData = 0.0;
float led_LED_PIN_D3_phyData = 0.0;

/****** DEFINITION OF LIBRARIES CLASS INSTANCES*****/
IRSense sensor1;

void setup(void)
{
  // put your setup code here, to run once:
  Wire.begin();
  sensor1.begin(Wire);

  pinMode(IRsensor_LED_PIN_D2, OUTPUT);
  pinMode(led_LED_PIN_D3, OUTPUT);
}

void loop(void)
{
  // put your main code here, to run repeatedly:
  updateOutputs(); // Refresh output data
  delay(200); // Delay for 200ms
}

void updateOutputs(void)
{
  int proximity = sensor1.readProximity();

  if (proximity >= 500 && proximity <= 2000) // Object is between 5cm and 20cm
  {
    IRsensor_LED_PIN_D2_rawData = !IRsensor_LED_PIN_D2_rawData; // Toggle the LED state at 5 times per second
  }
  else if (proximity > 2000 && proximity <= 3000) // Object is between 20cm and 30cm
  {
    IRsensor_LED_PIN_D2_rawData = HIGH; // Turn on the LED
  }
  else
  {
    IRsensor_LED_PIN_D2_rawData = LOW; // Turn off the LED
  }

  digitalWrite(IRsensor_LED_PIN_D2, IRsensor_LED_PIN_D2_rawData);
  digitalWrite(led_LED_PIN_D3, led_LED_PIN_D3_rawData);
}