Home › Forums › Microcontrollers › PIC Microcontroller › 16×2 LCD and PIC 18F4550 › Reply To: 16×2 LCD and PIC 18F4550
July 11, 2016 at 9:30 pm
#12686

Keymaster
It can be frequency problem, noise problem etc. Try reduce the wire length to LCD if you are using long wires and also try adding more filtering capacitors.