Introduction - If you have any usage issues, please Google them yourself
Use the STC89C58 microcontroller data acquisition and control, 12 bit AD conversion using TLC2543 communication protocol, using MODBUS ( RTU ), by the dial switch to change from the machine address, support analog or digital content to read and write. ( 4 analog input channels, a switch output 6 ( relay output ), 8 way switch input) development environment: KEIK 7.06