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1 vote
Accepted

Keypad library isn't working or I am wrong somewhere

Your function loop() is empty. Add these two lines to it: insertVol(); delay(500); in order to invoke function insertVol()
6v6gt's user avatar
  • 1,053
1 vote

Push button issues

This is my first answer on this platform so pardon my mistakes :P I too faced this problem. I don't know if my answer will be still helpful but I did find the solution to this problem. Please refer to ...
Arghya Das's user avatar

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