ModbusTestClient

PLC串口编程,通过RS232和RS485与上位机通讯. (PLC serial port programming, through the RS232 and RS485 communication with the host computer.)

C#教学视频

C#教学视频，很经典，适合入门者学习用，后面还有项目教学视频，可以给学习者提高用。