Introduction - If you have any usage issues, please Google them yourself
C# write a PC monitoring software, based on MODBUS_RTU agreement. The basic structure of the software:
Using the Timer (Timer control) for the time slice.
A serial port using serialPort1_DataReceived interrupt receiving, judgment and MODBUS format.
Take out the correct the received data, converted to have a specific structure in the body.
Through the time slice data real-time refresh.