Feedback refers to a core concept in circuit design and control theory, used to stabilize amplifiers and control system ...
This project demonstrates SPI (Serial Peripheral Interface) communication using the ATmega128 microcontroller. SPI is a high-speed, full-duplex, synchronous communication protocol widely used in ...
Additional circuitry required. One Diode (I use 1n4004) - pole/cathode at tx pin other at rx pin. 4k7 Ohm resistor between rx and 5V (3.3V also works). Same at the other microcontroller but you don't ...