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Computer Com Port (RS-232/V.24 pin out on a DB-9)

September 14th, 2015

Computer Com Port (RS-232/V.24 pin out on a DB-9)

1430987965_9-pinout

 

PinNameDescription
1CDCarrier Detect
2RXDReceive Data
3TXDTransmit Data
4DTRData Terminal Ready
5GNDSystem Ground
6DSRData Set Ready
7RTSRequest to Send
8CTSClear to Send
9RIRing Indicator
Reza Mousavi

Reza Mousavi

Serial Entrepreneur, Founder & CEO at PBXDom, Software Architect, Frequent reader, Fan of adventure travel
Reza Mousavi

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