TTL to RS485 Power Supply Converter Board 3.3V 5V Hardware Auto Control Module

TTL to RS485 module, RS485 to TTL signal, single-chip serial port, UART, lightning protection hardware, automatic flow direction control The power supply of this product is wide voltage (3.0V ~ 30V), which realizes the compatibility between 3.3V system and 5.0V system, and both 3.3V and 5.0V signals can be matched. This product is equipped with wiring terminals and silicone wire, used for direct wiring. All imported chips are used. It has powerful performance, lightning protection design, strong anti-interference ability, industrial grade, and 1-year warranty! It realizes the automatic flow direction control of the RS485 signal and the automatic switching of the sending and receiving directions. Using this module is as simple as operating the serial port.