Finally solve by Pullup all other buttons pin. Now it's working with debouncing / state change sketch also.
0.1uF capacitor is already there near to the chip. how we can further improve to avoid the noise interference.
Finally solve by Pullup all other buttons pin. Now it's working with debouncing / state change sketch also.
0.1uF capacitor is already there near to the chip. how we can further improve to avoid the noise interference.