Circuit Diagram & Explanation. Let us understand the serial communication in AVR microcontrollers.Here ATMEGA sends data to the other ATMEGA in serial. It has other mode of communication but for easy ...

Circuit Diagram for Receiver Side (PIC18F4520): In the above image, the Receiver circuit is shown. The LCD is connected across PORTB. We used internal oscillator of PIC18F4520 for this project. The 4 ...