analog keypad 5v

@PeterMan_101

6 years ago

https://everycircuit.com/circuit/6009649286610944

Keypad read by an analog output 0-1023 Button ADC value 1 679 2 505 3 477 4 446 5 639 6 407 7 367 8 322 9 587 10 263 11 202 12 130 13 558 14 170 15 93 16 0 I recommend a 0.1uf capacitor at the output