Package Included

- 1 x TTL to RS485 Module UART Port Converter

Description:

- Operating voltage: compatible with 5.0V
- Support baud rate: 110-256000bps
- Operating temperature: -40 Celsius to +85 Celsius
- Communication signal: compatible with 3.3V and 5.0V
- RXD, TXD signal indicator light, monitor send and receive status.

Reference

• https://www.circuitstate.com/tutorials/what-is-rs-485-how-to-use-max485-with-arduino-for-reliable-long-distance-serial-communication/