anaButtons is a method for connecting a series or matrix of buttons to an AVR's digital I/O via resistors and a capacitor
https://sites.google.com/site/geekattempts/home-1/commoncode/anabuttons
anaButtons is a method for connecting a series or matrix of buttons to an AVR's digital I/O via resistors and a capacitor
https://sites.google.com/site/geekattempts/home-1/commoncode/anabuttons