Simple Modbus Slave RS485 Invalid CRC problem - Networking, Protocols, and Devices - Arduino Forum
Taidacent RS485 TTL DS18B20 Temperature Sensor Modbus RTU Programmable Serial Port Remote Control Acquisition Module for Arduino PC PLC MCU (12V 485 with Sensor): Amazon.com: Industrial & Scientific
RS-485 MODBUS Serial Communication with Arduino as Master
Arduino - RS-485 Expansion Board - PHPoC Forum
Reading Sensor values digitally with RS485 - Science and Measurement - Arduino Forum
RS485 communication - Science and Measurement - Arduino Forum
Turning an Arduino into a Modbus Device | DMC, Inc.
RS-485 MODBUS Serial Communication using Arduino UNO as Slave Part 2 – Probots Blog