Home › Forums › Microcontrollers › PIC Microcontroller › UART communication between PIC16F18855 and PIC18F45K20 › Reply To: UART communication between PIC16F18855 and PIC18F45K20 December 21, 2018 at 5:08 pm #15801 Ligo GeorgeKeymaster Use same baudrate in both controllers. Make sure that ground is common. You can send data byte by byte. Make sure that overflow or other UART errors are properly handled.
