RS485 to USB converter use instructions
Summary
USB turn serial chip is using CH341T, can expand the RS485 communication signal, widely used in research and development communication debugging, industrial automation control system, attendance machine, LED display communication data, IC card charging system, monitoring data reading and writing and cloud control, one card entrance guard system, parking system, automatic banking system, bus charging system, canteen system, highway toll station system, etc.
Product characteristics
USB chip: using the latest USB turn serial port chip CH341T
USB interface safety: USB power supply uses the overcurrent protection device to ensure the safety of USB interface.
Signal indication: LED power supply indication, data sending indication and receiving indication.
USB overcurrent protection: 0.5A self-recovery insurance
Terminal terminal: the connector is easy to use
Technology parameter
Electrical interface | Standard USB-A plug, plug-in connector |
Communication output Baud rate | 300bps~115200bps |
Support system | Support for Win98, Win2000, WinXP, Win7, Win8, Win10, vIsta, Linux and other systems |
Module size | Long 53mm * width 18mm * 10mm height |
Operating ambient temperature | -30~+85℃ |
Working power supply | USB5V power supply, with a 0.5 autocurrent recovery fuse |
Functional description of the module indicator light | POW：Power supply operating status indication (indicator lights after correct installed correctly) |
TXD：Communication sending status indication | |
RXD：Communication sending status indication | |
Definition of wiring terminal | A：RS485 A+ |
B：RS485 B- |