Can I just connect a resistor and an on off type button between pin 15 and pin 1?
No,
It is pin 15 to Pin 2 through a resistor.
You will also need to connect pin 16 to pin 1
Can I just connect a resistor and an on off type button between pin 15 and pin 1?
No,
It is pin 15 to Pin 2 through a resistor.
You will also need to connect pin 16 to pin 1