How do I use it for when no key is pressed? Would I just leave it the way it is or do something else? also, how can I hook up the dfplayer to work with this project. Also, I would need the schematic
How do I use it for when no key is pressed? Would I just leave it the way it is or do something else? also, how can I hook up the dfplayer to work with this project. Also, I would need the schematic