Thank you , and 5-6 buttons. Also, how does the backpack connect since the lcd only has a 3-pin connection (5v, gnd, rx)
, and 5-6 buttons. Also, how does the backpack connect since the lcd only has a 3-pin connection (5v, gnd, rx) , and 5-6 buttons. Also, how does the backpack connect since the lcd only has a 3-pin connection (5v, gnd, rx)