USB switch hacking!

usb_switch.ino

int relayPin = 5; // red
int usbDetectPin = 6; // green
int button = 7; // purple -> blue/white

void setup() {
  // put your setup code here, to run once:
  pinMode(relayPin, INPUT);
  pinMode(usbDetectPin, INPUT); // 
  // pinMode(button, OUTPUT); // TODO: we may want this button to be an input 
                          // if we want to read its data for debugging

  pinMode(button, INPUT)    // ? attempt to read when the button is pressed,
                            // but may need to update circuit to read this value                  
  Serial.begin(9600);
}

void loop() {
  // digital read in on pin 2 for input if it's high then toggle
  int relay = digitalRead(relayPin);
  int usbDetect = digitalRead(usbDetectPin);
  // if ( (relay && !usbDetect ) || (!relay && usbDetect) ) {
  //   pressButton();
  // }
  // Serial.println("RELAY: " + (String)relay + " USB: " + (String)usbDetect);

  int buttonPressed = digitalRead(button);

  // ! First we will test the value of the LED to see if when we press the button we can read LED's state
  // ! If successful, we'll then see if we can read when the button is pressed
  // ! Third -> we can test if we're able to toggle the button via GPIO, which would require changing pinMode to digitalWrite
  serial.println('LED: ' + (String)usbDetectPin + 'BUTTON PRESSED:' + (String)buttonPressed) //remove this line when changing pinmode

  // TODO: bridge grounds of arduino and board; make the mosfet circuitry, bridge inactive USB port to fool circuitry
  
}

void pressButton(){
  Serial.println("Button pressed!");
  digitalWrite(button, HIGH);
  delay(100);
  digitalWrite(button, LOW);
}