"Display Voltage" rev_02

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    - Project: "Display Voltage"
    - Source Code NOT compiled for: Arduino Nano
    - Source Code created on: 2025-01-11 11:11:26

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/****** SYSTEM REQUIREMENTS *****/
/****** SYSTEM REQUIREMENT 1 *****/
    /* Misura tensione da 0V a 15Vcc con st7735 */
/****** SYSTEM REQUIREMENT 2 *****/
    /* Measure voltage from 0V to 15V using the ST7789 */
    /* display for visual output. Ensure accurate */
    /* readings and display updates in real-time. Utilize */
    /* appropriate libraries for ST7789 integration and */
    /* voltage measurement. */
/****** END SYSTEM REQUIREMENTS *****/

/* START CODE */

/****** DEFINITION OF LIBRARIES *****/
#include <ST7789.h> // Include the ST7789 library for display
#include <ADC.h>    // Include the ADC library for voltage measurement

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

// Create instances of the libraries
ST7789 display = ST7789(); // Create an instance of the ST7789 display
ADC adc = ADC();           // Create an instance of the ADC for voltage measurement

void setup(void)
{
    // Initialize the display
    display.init();
    display.setRotation(1); // Set the rotation of the display
    display.fillScreen(ST77XX_BLACK); // Clear the screen with black color

    // Initialize the ADC
    adc.begin(); // Start the ADC
}

void loop(void)
{
    // Measure the voltage
    float voltage = adc.readVoltage(); // Read voltage from the ADC

    // Display the voltage on the ST7789 display
    display.setCursor(10, 10); // Set cursor position
    display.setTextColor(ST77XX_WHITE); // Set text color to white
    display.setTextSize(2); // Set text size
    display.print("Voltage: ");
    display.print(voltage); // Print the measured voltage
    display.print(" V");

    delay(1000); // Update every second
}

/* END CODE */