© National Instruments
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A-5
NI sbRIO-9651 System on Module Carrier Board Design Guide
Pmod 12-Pin Connector Pinout
The Pmod 12-pin connectors on the reference carrier board use the port shown in Figure A-2.
Table A-4 describes the pins and signals on the port.
Figure A-2.
Pmod 12-Pin Port Pin Locations
Table A-3.
RS-232, RS-4
8
5, and CAN Port Pins and Signals
TX/RX-only
RS-232
Full-modem
RS-232
RS-485
CAN
Pin
Signal
Pin
Signal
Pin
Signal
Pin
Signal
1
NC
1
DCD
1
GND
1
NC
2
RXD
2
RXD
2
NC
2
CANL
3
TXD
3
TXD
3
NC
3
GND
4
NC
4
DTR
4
RXP
4
NC
5
GND
5
GND
5
RXN
5
SHIELD
6
NC
6
DSR
6
NC
6
GND
7
NC
7
RTS
7
NC
7
CANH
8
NC
8
CTS
8
TXP
8
NC
9
NC
9
RI
9
TXN
9
NC
Table A-4.
Pmod 12-Pin Port Pins and Signals
Pin
Signal
Pin
Signal
1
PMOD
x
_PIN1
7
PMOD
x
_PIN7
2
PMOD
x
_PIN2
8
PMOD
x
_PIN8
3
PMOD
x
_PIN3
9
PMOD
x
_PIN9
4
PMOD
x
_PIN4
10
PMOD
x
_PIN10
5
GND
11
GND
6
3.3 V power
12
3.3 V power
1
6
12
2
3
4
5
8
9
10
11
7