USB to RS-485 Converter Module – Get to Work Now. After a short detour, we are now back in the mainstream! The following information will tell you how to use your USB to RS-485 converter module with ...

First, I connected a USB to RS-485 module to my Modbus RTU relay module by breadboard jumper wires (A to A+ and B to B-). The relay module was then powered by a regulated 5VDC power supply. Finally, ...

[André Sarmento] needed to connect a computer to an RS-485 bus. A simple converter can be sourced online, but the only thing he could find locally that was even close was a USB to RS-232 converter.

The module provides an RS-232 output including DTR and a simultaneous RS-485 4 wire output. This module is protocol independent and can be used for a variety of applications and software not just DSX.