// B Rushan Perera
// 17.05.2023
// Raspberry Pi Pico RGB Test
// Version 1.00
//-------------------------------
#define Red 13
#define Green 14
#define Blue 15

byte Dim_delay = 50;

void setup() {
pinMode(Red, OUTPUT);
pinMode(Green, OUTPUT);
pinMode(Blue, OUTPUT);
analogWriteResolution(8);
}

void loop() {
  Drive_RGB(1,255,0,0);     // Red
  delay(1000);
  Drive_RGB(1,0,255,0);     // Green
  delay(1000);
  Drive_RGB(1,0,0,255);     // Blue
  delay(1000); 
  Drive_RGB(1,255,255,0);   // Yellow
  delay(1000);
  Drive_RGB(1,150,0,150);   // Purple 
  delay(1000);
  Drive_RGB(1,0,255,255);   // Aqua
  delay(1000); 
  Drive_RGB(1,255,20,147);  // DeepPink
  delay(1000);
  Drive_RGB(1,0,255,127);   // Spring Green
  delay(1000);  
  Drive_RGB(1,255,69,0);    // Orange Red 
  delay(1000); 
  Drive_RGB(1,0,191,255);   // Deep Sky Blue
  delay(1000);
  Drive_RGB(1,255,165,0);   // Orange   
  delay(1000);   
  Drive_RGB(1,123,104,238); // MediumSlateBlue
  delay(1000);
  Drive_RGB(1,255,0,255);   // Magenta
  delay(1000); 
  Drive_RGB(1,0, 250, 154); // Medium Spring Green
  delay(1000);
  Drive_RGB(1,255,255,255); // White
  delay(1000);

  Off(1); 
  delay(1000);

for(int i=0; i<=255; i++){
    Drive_RGB(1,i,0,0);       // Red
    delay(Dim_delay);       
  }
  Off(1);
  delay(1000);
    
  for(int i=0; i<=255; i++){
    Drive_RGB(1,0,i,0);       // Green
    delay(Dim_delay);       
  } 
  Off(1);
  delay(1000);
    
  for(int i=0; i<=255; i++){
    Drive_RGB(1,0,0,i);       // Blue
    delay(Dim_delay);       
  }
  Off(1);
  delay(1000);
//-----------------------------------------------
  for(int i=255; i>0; i--){
    Drive_RGB(1,i,0,0);       // Red
    delay(Dim_delay);       
  }
  Off(1);
  delay(1000);
   
  for(int i=255; i>0; i--){
    Drive_RGB(1,0,i,0);       // Green
    delay(Dim_delay);       
  }
  Off(1);
  delay(1000);
  
  for(int i=255; i>0; i--){
    Drive_RGB(1,0,0,i);       // Blue
    delay(Dim_delay);       
  }
  Off(1);
  delay(1000);
//-----------------------------------------------
  for(int i=0; i<=255; i++){
    Drive_RGB(1,i,0,0);       // Red
    delay(Dim_delay/2);       
  }
  for(int i=255; i>0; i--){
    Drive_RGB(1,i,0,0);       // Red
    delay(Dim_delay/2);       
  }
  Off(1);
  delay(1000);
//-------------------------------- 
  for(int i=0; i<=255; i++){
    Drive_RGB(1,0,i,0);       // Green
    delay(Dim_delay/2);       
  } 
  for(int i=255; i>0; i--){
    Drive_RGB(1,0,i,0);       // Green
    delay(Dim_delay/2);       
  }
  Off(1);
  delay(1000);  
//--------------------------------    
  for(int i=0; i<=255; i++){
    Drive_RGB(1,0,0,i);       // Blue
    delay(Dim_delay/2);       
  }
  for(int i=255; i>0; i--){
    Drive_RGB(1,0,0,i);       // Blue
    delay(Dim_delay/2);       
  }
  Off(1);
  delay(1000);
}

//-------------------------------------------------- Both CC and CA RGB LEDs
void Drive_RGB(bool ca,byte red,byte green,byte blue){
  if (ca == 1){
    analogWrite(Red,  255 - red);
    analogWrite(Green,255 - green);
    analogWrite(Blue, 255 - blue);    
  }
  else{
    analogWrite(Red,red);
    analogWrite(Green,green);
    analogWrite(Blue,blue);    
  }  
}
//-------------------------------------------------- RGB LED Off
void Off(bool ca){
  Drive_RGB(ca,0,0,0);  
}