RGB Fade rev_01

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    - Project: RGB Fade
    - Source Code NOT compiled for: Arduino Uno
    - Source Code created on: 2024-10-04 09:23:35

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/****** SYSTEM REQUIREMENTS *****/
/****** SYSTEM REQUIREMENT 1 *****/
    /* fade an rgb led through all possible coloiurs over */
    /* a period of 30 second */
/****** END SYSTEM REQUIREMENTS *****/

/****** DEFINITION OF LIBRARIES *****/
#include <Arduino.h> // Include Arduino library for basic functions

/****** FUNCTION PROTOTYPES *****/
void setup(void);
void loop(void);
void updateOutputs(); // Function to update the RGB LED outputs

/***** DEFINITION OF DIGITAL OUTPUT PINS *****/
const uint8_t rgbled_LEDRGB_Red_PIN_D2        = 2; // Red pin
const uint8_t rgbled_LEDRGB_Green_PIN_D3      = 3; // Green pin
const uint8_t rgbled_LEDRGB_Blue_PIN_D4       = 4; // Blue pin

/***** DEFINITION OF OUTPUT RAW VARIABLES *****/
/***** used to store raw data *****/
uint8_t rgbled_LEDRGB_Red_PIN_D2_rawData      = 0;
uint8_t rgbled_LEDRGB_Green_PIN_D3_rawData    = 0;
uint8_t rgbled_LEDRGB_Blue_PIN_D4_rawData     = 0;

/***** DEFINITION OF OUTPUT PHYSICAL VARIABLES *****/
/***** used to store data after characteristic curve transformation *****/
float rgbled_LEDRGB_Red_PIN_D2_phyData        = 0.0;
float rgbled_LEDRGB_Green_PIN_D3_phyData      = 0.0;
float rgbled_LEDRGB_Blue_PIN_D4_phyData       = 0.0;

void setup(void)
{
    // Set the RGB LED pins as outputs
    pinMode(rgbled_LEDRGB_Red_PIN_D2, OUTPUT);
    pinMode(rgbled_LEDRGB_Green_PIN_D3, OUTPUT);
    pinMode(rgbled_LEDRGB_Blue_PIN_D4, OUTPUT);
}

void loop(void)
{
    // Fade through all colors over a period of 30 seconds
    for (int i = 0; i < 256; i++) {
        // Set the red value
        rgbled_LEDRGB_Red_PIN_D2_rawData = i;
        // Set the green value
        rgbled_LEDRGB_Green_PIN_D3_rawData = 255 - i;
        // Set the blue value
        rgbled_LEDRGB_Blue_PIN_D4_rawData = (i < 128) ? 0 : (i - 128) * 2;

        updateOutputs(); // Refresh output data
        delay(117); // Delay to achieve a total of 30 seconds for the full cycle
    }
}

void updateOutputs()
{
    // Update the RGB LED with the current raw data values
    analogWrite(rgbled_LEDRGB_Red_PIN_D2, rgbled_LEDRGB_Red_PIN_D2_rawData);
    analogWrite(rgbled_LEDRGB_Green_PIN_D3, rgbled_LEDRGB_Green_PIN_D3_rawData);
    analogWrite(rgbled_LEDRGB_Blue_PIN_D4, rgbled_LEDRGB_Blue_PIN_D4_rawData);
}

/* END CODE */