//Activate Relay "C" only when the TAP footswitched is used  
digitalWrite(SWC,!digitalRead(TAP_DETECT));  
//Keep all the other audio relays OFF
digitalWrite(SWA, LOW);digitalWrite(SWB, LOW);digitalWrite(SWD, LOW);
//Set the LEDs, they will be always green and the red will be activated when the TAP is detected.
digitalWrite(LED1_G,HIGH);digitalWrite(LED2_G,HIGH);
digitalWrite(LED1_R,!digitalRead(TAP_DETECT));
digitalWrite(LED2_R,!digitalRead(TAP_DETECT));

// CC-by-www.ElectroSmash.com Telegraph Effect Pedal.
// More info about the project at www.ElectroSmash.com/Time-Manipulator
 
// Pin Definitions: 
#define DELAY1 10
#define DELAY2 9
#define SWA 3
#define SWB 14
#define SWC 2
#define SWD 4 
#define LED1_G 1 
#define LED1_R 0
#define LED2_G 5
#define LED2_R 6
#define ENC_A 16
#define ENC_B 18
#define ENC_GND 17
#define ENC_PUSH 19
#define BYPASS_DETECT 8
#define TAP_DETECT  15

//VARIABLES
unsigned int ENC_counter = 100; 
int ENC_aState;
int ENC_aLastState;  
int ENC_aState_selection=0;
int ENC_aLastState_selection=0;
 
// the setup function runs once when you press reset or power the board
void setup() 
{
//set the pins //init the values
pinMode(DELAY1, OUTPUT);    analogWrite(DELAY1, 100);
pinMode(DELAY2, OUTPUT);    analogWrite(DELAY2, 100);
pinMode(SWA, OUTPUT);       digitalWrite(SWA, LOW);
pinMode(SWB, OUTPUT);       digitalWrite(SWB, LOW);
pinMode(SWC, OUTPUT);       digitalWrite(SWC, LOW);
pinMode(SWD, OUTPUT);       digitalWrite(SWD, LOW);
pinMode(LED1_G, OUTPUT);    analogWrite(LED1_G, 0);
pinMode(LED1_R, OUTPUT);    analogWrite(LED1_R, 0);
pinMode(LED2_G, OUTPUT);    analogWrite(LED2_G, 0);
pinMode(LED2_R, OUTPUT);    analogWrite(LED2_R, 0);
pinMode(ENC_A, INPUT_PULLUP);
pinMode(ENC_B, INPUT_PULLUP);
pinMode(ENC_GND, OUTPUT);
pinMode(ENC_PUSH, INPUT_PULLUP);
pinMode(BYPASS_DETECT, INPUT_PULLUP);
pinMode(TAP_DETECT, INPUT_PULLUP);
ENC_aLastState = digitalRead(ENC_A); 
void read_encoder(void);
}
 
 
void loop() // the loop function runs over and over again forever
{
//detect if the effect is on or off
while((digitalRead(BYPASS_DETECT) == LOW)) 
  {
  digitalWrite(LED1_R,LOW);digitalWrite(LED2_R,LOW);digitalWrite(LED1_G,LOW);digitalWrite(LED2_G,LOW); 
  }  
//Activate Relay "C" only when the TAP footswitched is used  
digitalWrite(SWC,!digitalRead(TAP_DETECT));  
digitalWrite(SWA, LOW);digitalWrite(SWB, LOW);digitalWrite(SWD, LOW);
//Set the relays
digitalWrite(LED1_G,HIGH);digitalWrite(LED2_G,HIGH);
digitalWrite(LED1_R,!digitalRead(TAP_DETECT));
digitalWrite(LED2_R,!digitalRead(TAP_DETECT));
}