The RS485 2 Click Board™ carries the MAX3471 half-duplex transceiver intended for lithium battery-powered RS-485/RS-422 applications.
The RS485 2 Click Board™ is designed to run on either a 3.3V or 5V power supply. It communicates with the target microcontroller over the UART interface with additional functionality provided by the following pins on the MikroBUS line: PWM, CS.