Hello , I have connected to resistors as shown in the image but I get only half of the keys works button value 1 - 32 2- 0 (nothing) 3- 0 (nothing) 4- 0 (nothing) 5- 218 6- 77 7- 0 (nothing) 8- 204 9- 48 196 0 -0 (nothing) -0 (nothing) what could be the problem? this is the cod…

help with keypad using analog input

HazardsMind May 22, 2014, 4:30pm 3

Take a look at this library and follow the keypad diagram.
OneWireKeyPad

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