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Serial DB9 Male RS232 COM Port to IDC 10pin Cable w/ Bracket For PC Motherboard
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Serial DB9 Male RS232 COM Port to IDC 10pin Cable w/ Bracket For PC Motherboard
Price: US $8.95
Serial DB9 Male RS232 COM Port to IDC 10pin Cable w/ Bracket For PC Motherboard
RS232 Motherboard header pinout ( DTK/INTEL )

IDC internal
(older)

Signal NameDescription





pin number


1DCDData Carrier Detect12DSRData Set Ready63RXDReceive Data24RTSRequest to Send75TXD
Transmit Data36CTS
Clear to Send87DTR
Data Terminal Ready48RI
Ring Indicator99GND
System Ground5

Pin 10 removed in connector. Internal IDC connnector wired to external port with a simple flat ribbon cable.

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