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	- Project: "LED Patterns"
	- Source Code NOT compiled for: Arduino Uno
	- Source Code created on: 2024-11-21 11:28:47

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/****** SYSTEM REQUIREMENTS *****/
/****** SYSTEM REQUIREMENT 1 *****/
	/* If the button is not pressed, red LED should be */
	/* blinking for an interval of 0.5s, if the button */
	/* was pressed, both Red and Blue LED should light up */
	/* alternately for an interval of 200ms. */
/****** END SYSTEM REQUIREMENTS *****/

/* START CODE */

/****** DEFINITION OF LIBRARIES *****/
#include 	//https://github.com/evert-arias/EasyButton

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

/***** DEFINITION OF DIGITAL INPUT PINS *****/
const uint8_t Bhuton_PushButton_PIN_D2		= 2;
const int redLEDPin = 11; // LED pin for red LED
const int blueLEDPin = 13; // LED pin for blue LED

// Define the blinking intervals
const int redLEDInterval = 500; // 0.5 seconds
const int blueLEDInterval = 200; // 200 milliseconds

// Define the state variables
bool buttonState = false;
unsigned long previousMillis = 0;

void setup(void)
{
	// put your setup code here, to run once:
	pinMode(Bhuton_PushButton_PIN_D2, INPUT_PULLUP);
	
	// Set the LED pins as outputs
	pinMode(redLEDPin, OUTPUT);
	pinMode(blueLEDPin, OUTPUT);
}

void loop(void)
{
	// put your main code here, to run repeatedly:
	// Read the button state
	buttonState = digitalRead(Bhuton_PushButton_PIN_D2); // Updated to use Bhuton_PushButton_PIN_D2

	// Check if the button is pressed
	if (buttonState == HIGH) {
		// Blink the red and blue LEDs alternately
		unsigned long currentMillis = millis();
		if (currentMillis - previousMillis >= blueLEDInterval) {
			previousMillis = currentMillis;

			// Toggle the state of the LEDs
			digitalWrite(redLEDPin, !digitalRead(redLEDPin));
			digitalWrite(blueLEDPin, !digitalRead(blueLEDPin));
		}
	} else {
		// Blink the red LED only
		unsigned long currentMillis = millis();
		if (currentMillis - previousMillis >= redLEDInterval) {
			previousMillis = currentMillis;

			// Toggle the state of the red LED
			digitalWrite(redLEDPin, !digitalRead(redLEDPin));
		}
	}
}

/* END CODE */