10 [Documentation number: 2000430 Rev B]
Building Cables for RocketPort Products
DB9 Pinouts
The following figures and tables illustrate the signals present on DB9 connectors.
Pinouts for Standard DB9 Connector
Pin
RS-232 Mode
RS-422 DTE Mode
RS-422 DCE Mode
1
DCD
Not used
Not used
2
RxD
TxD-
RxD-
3
TxD
RxD+
TxD+
4
DTR
Not used
Not used
5
GND
Not used
Not used
6
DSR
Not used
Not used
7
RTS
TxD+
RxD+
8
CTS
RxD-
TxD-
9
RI/Not Used
a
a. RI is only supported on the RocketPort Universal PCI and RocketPort Plus
Universal PCI. This pin is not used by the other RocketPort models.
Frame Ground
Frame Ground/Not
Used
b
b. Frame Ground is only supported on the RocketPort PCI 422 and RocketPort
Plus Universal PCI 422. This pin is not used by the other RocketPort models.
Pinouts for SMPTE 207M DB9 Female Connector
Pin
RS-422 DTE Mode RS-422 DCE Mode
1
Frame Ground
Frame Ground
2
TxD-
RxD-
3
RxD+
TxD+
4
Not used
Not used
5
Not used
Not used
6
Not used
Not used
7
TxD+
RxD+
8
RxD-
RxD-
9
Frame Ground
Frame Ground
Pin 1
Pin 5
Pin 6
Pin 9
DB9 Male for Quad/Octa
Pin 1
Pin 5
Pin 6
Pin 9
DB9 Female
Pin 1
Pin 5
Pin 6
Pin 9
DB9 Female for SMPTE
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