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USB 4端口RS-232C串行通信单元
COM-4CX-USB

This product is an USB2.0-compliant unit designed for extending RS-232C compatible serial communication functionality on your PC. This product supports a baud rate of up to 921,600bps and has separate 128-byte / 384-byte buffer memory for transmit and receive. It also comes with a Windows driver, which allows products to be used as OS-standard COM ports.

数据表 PDF

Certification

CE/FCC/VCCI

Environmental

RoHS Directive

Features

  • This product has 4 channel RS-232C-standard serial ports. Baud rates from 300 to 921,600bps can be set for each port. When using the bundled “Standard COM Driver Software”, baud rates from 300 to 921,600bps can be set. When data is transferred at the high speed, it may not be transferred normally, depending on the use environment such as the external device and cable length used.
  • Comes with a driver software that allows the boards to be used under Windows in the same way as COM ports on the PC. It supports to use under Windows-standard Win32 API communication function, Visual Basic MSComm or .NET Framework 2.0 SerialPoart class.
  • These are FIFO format, useful for high speed communications and to reduce the load to the CPU when transmitting/receiving.
  • Compatible to USB1.1/USB2.0 and capable to achieve high speed transfer at Full Speed (12 Mbps).
  • This product has the USB HUB function. Max. 4 COM-4CX-USB can be used in 1 USB port of PC. When you use 4 or more COM-4CX-USB, you can do by connecting COM-4CX-USB to the another USB port of PC side. Also, you can connect the CONTEC’s USB device other than COM-4CX-USB to the USB port of COM-4CX-USB.

Specification

Communication

Bus
USB 
Function
RS-232C  
Channel
4 port 
Isolation
 
Transmission system
RS-232C (Async.) 
Transmission speed
300 -- 921,600 bps 

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Options

Product CodeProduct
POA200-20-2AC-DC Power Adaptor(5VDC, 2A)
RSC-25F/9FCross Cable for Connector Conversion, RS-232C(25F -> 9F, 1.8m)
RSC-9FCross Cable, RS-232C D-SUB9P(1.8m)
RSS-25F/9MStraight Cable for Connector Conversion, RS-232C(25F -> 9M, 1.8m)
RSS-25M/9FStraight cable for Connector Conversion, RS-232C(25M -> 9F, 1.8m)
RSS-9M/FStraight Cable, RS-232C D-SUB9P(1.8m)

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