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	- Project: Arduino Setup
	- Source Code compiled for: ESP32 DevKit V1
	- Source Code created on: 2024-01-14 16:39:03

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/****** SYSTEM REQUIREMENTS *****/
/****** SYSTEM REQUIREMENT 1 *****/
	/* if button is pressed so set out to 128. */
/****** SYSTEM REQUIREMENT 2 *****/
	/* read gps from spi and generate sinusoide signal if */
	/* position is moving. */
/****** END SYSTEM REQUIREMENTS *****/

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

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

/***** DEFINITION OF DIGITAL INPUT PINS *****/
const uint8_t butt_PushButton_PIN_D4 = 4;
const uint8_t ditpullup_PIN_D14 = 14;
const uint8_t ditpulldown_PIN_D16 = 16;

/***** DEFINITION OF DAC OUTPUT PINS *****/
const uint8_t out_PIN_D25 = 25;

/***** DEFINITION OF SPI PINS *****/
const uint8_t spi_PIN_MOSI_D23 = 23;
const uint8_t spi_PIN_MISO_D19 = 19;
const uint8_t spi_PIN_SCLK_D18 = 18;
const uint8_t spi_PIN_CS_D5 = 5;

/****** DEFINITION OF LIBRARIES CLASS INSTANCES*****/
EasyButton button(butt_PushButton_PIN_D4, true, true); // Instantiate the EasyButton object with the pin and enable pullup and inverted state

void setup(void)
{
  // put your setup code here, to run once:
  pinMode(butt_PushButton_PIN_D4, INPUT_PULLUP);
  pinMode(ditpullup_PIN_D14, INPUT_PULLUP);
  pinMode(ditpulldown_PIN_D16, INPUT_PULLDOWN);

  pinMode(spi_PIN_CS_D5, OUTPUT);
  // start the SPI library:
  SPI.begin();

  button.begin(); // Initialize the button object
}

void loop(void)
{
  // put your main code here, to run repeatedly:
  button.read(); // Read the button state
  
  if (button.wasPressed()) {
    // Button was pressed
    // Add your code here
    analogWrite(out_PIN_D25, 128); // Set the DAC output to 128
  }
  
  // Read GPS data from SPI and generate sinusoidal signal if position is moving
  // Add your code here
  
  delay(100); // Delay for stability
}