RS485 to USB converter
The USB to serial port chip uses CH341T and can expand RS485 communication signals. It is widely used in research and development of communication debugging, industrial automation control systems, attendance machines, LED display screen communication data, IC card charging systems, monitoring data reading and writing and pan tilt control, one card access control systems, parking lot systems, automatic banking systems, bus toll collection systems, cafeteria food sales systems, highway toll station systems, etc