It allows a device to "hear" and determine the direction of a sound… November 23, 2024 Build a Simple Arduino RC Boat that can be Controlled Wirelessly using 433 MHz RF Modules In this project, we ...

He connected a 7805 voltage regulator to the 12v supply for the router and used it to power an IR receiver module and an ATmega328. Because the serial port of the router needs 3.3v he uses a zener ...