PIN-Belegung EDV - serielle Anschlüsse (9-polig)

Bild: D-Sub-Stecker, seriell (9-polig, männlich)
serieller Anschluss

(9-polig, männlich)
Pin 01: CD
Pin 02: RXD
Pin 03: TXD
Pin 04: DTR
Pin 05: GND
Pin 06: DSR
Pin 07: RTS
Pin 08: CTS
Pin 09: RI
Carrier Detect
Receive Data
Transmit Data
Data Terminal Ready
System Ground
Data Set Ready
Request To Send
Clear To Send
Ring Indicator