rs-485

I’m developing a Modbus RTU architecture. The master of this architecture is my Beagebone Black , which I want to connect via RS-485 serial communication to my sensors. Since I’m using RS-485 converters (RS-485 Converter) which need a UART input as far as I understand, I was looking for sensors...

Hopefully, I can convey the issue in a clear concise manner. I designed a micro PLC with an ESP32 DEVKIT V1 at heart just for personal projects and to learn as I've always been fascinated with electronics. It has (8) digital inputs, (6) digital outputs, RS-485 connection, LCD connection, I2C...