tinkercat motor and sensor

when object moves in detected area, motor spins

void setup()

{

  DDRD = 0b00100000;  //pin 5 output

  PCICR = 0b00000100;  //interrupt group 3

  PCMSK2 = 0b10000000; //pin 7 interrupt

  sei();

}

void loop()

{

 

}

ISR(PCINT2_vect){

PORTD ^= 0b00100000; //toggle pin 5

}

reference:

https://www.youtube.com/watch?v=ClW1H9L6mio&list=PLKL6KBeCnI3X7cb1sznYuyScUesOxS-kL&index=16

https://chuanshuoge3.blogspot.com/2022/05/tinkercat-pin-change-interrupt.html