If you have no programming experience then how do you know all your code needs is a simple tweak ? If you knew enough to make that statement you would not be posting here , correct ?
Have you tried Googling "arduino keypad calculator ?
If you have no programming experience then how do you know all your code needs is a simple tweak ? If you knew enough to make that statement you would not be posting here , correct ?
Have you tried Googling "arduino keypad calculator ?