I want to read some registers from a frequency inverter using a XMC4700 Relax Kit and the Arduino Modbus library. Unfortunately there are some warnings, notes and an ...

Abstract: This paper explains how to set up the communication between PLC and Arduino based on Modbus Protocol. PLC is a master and Arduino is a slave. A Fx2N-48MR, a Fx2N-485BD, an Arduino main board ...