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Product Name
USB/Serial Port Smart Interface Converters

Model No.
USB232 / USB485

Catalog     Picture  


Universal Serial Bus ( USB ) is a standard COM-Port on the latest computers , desktops and notebooks .
And the latest O/S software Windows are supporting this USB communication port .
The Smart USB/Serial Port Converters provide a simple way to connect the Serial interface devices to the USB port . With the advantage of the Smart USB/Serial Port Converters , users can utilize the existing Serial interface devices in an ease-of-use environment such as plug and play .
The Smart USB/Serial Port Converters and software driver provide a no-specification-change feature that enable your existing Serial interface devices to be used at USB port with minimum modification .
The Smart USB/Serial Port Converters are designed for ideal connections to any peripherals with serial interfaces , such as Barcode Readers , Mag-stripe Readers , Digital Cameras , Access Control Systems , Time & Attendance Systems , POS Systems , Modems etc.


*Full compliance with USB Specification Rev.1.1
*Automatically baud rate switching up to 120K bps
*LED’s to show communication status
*Driver software support
*USB232 for RS-232 interface devices
*USB485 for RS-485 interface devices and One converter supports up to 255 devices
*No need to change the specification of your existing Systems
*Win98/ME/2000/XP/Vista 32bit/Wins 7 compatible


*Full compliance with the USB Specification Rev. 1.1
*Communication :
1 start bit , 8 data bits , no parity automatically baud rate switching up to 120K bps
Power Supply :
DC 5V from USB port of the Computer , no external   power supply is needed
Dimensions : D18.8 x W35 x H56 mm
Environment :
Operating Temp : 0 ~ 55 Deg. C
Storage Temp : - 10 ~ 55 Deg. C
Humidity : 10 ~ 90 % relative

*USB232 Connectors – RS-232 Interface
- D-sub 9-pin male connector for RS-232 Device
- USB type B connector with type B to type A cable for the Computer

*USB485 Connectors – RS-485 Interface
- Screw type terminal block 4 pins for RS-485 Devices
- USB type B connector with type B to type A cable for the Computer

Note: The Specification is subject to change without notice.


PC to PC communications
PC to terminal devices


Available versions
USB232 : USB to RS-232 converter for RS-232 Device
USB485 : USB to RS-485 converter for RS-485 Device
USB422 : USB to RS-422 converter for RS-422 Device




Application Example




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