Introduction - If you have any usage issues, please Google them yourself
Microcontroller to do with STC89C58 data acquisition and control, use 12-bit AD converter TLC2543, communication protocol using MODBUS (RTU), by DIP switch to change the address from the machine to support analog or digital literacy. (4 analog inputs, 6-channel digital output (relay output), 8 switch input) development environment: KEIK 7.06 (2006-7-5, C-C++, 61KB, 17 times)