see if Button Sequence question - Programming Questions - Arduino Forum is helpful
you may also want to look into a keypad instead of 3 buttons
http://www.circuitbasics.com/how-to-set-up-a-keypad-on-an-arduino/
something to try
.
see if Button Sequence question - Programming Questions - Arduino Forum is helpful
you may also want to look into a keypad instead of 3 buttons
http://www.circuitbasics.com/how-to-set-up-a-keypad-on-an-arduino/
something to try
.