Appendix C
Front Panel and Connectors
VXI/VMEpc 600 Series User Manual
C-8
©
National Instruments Corporation
Figure C-6.
COM1 and COM2 Connectors Location and Pinout
Table C-4.
COM1 and COM2 Connector Signals
Pin
Signal Name
Signal Description
1
DCD*
Data Carrier Detect
2
RXD*
Receive Data
3
TXD*
Transmit Data
4
DTR*
Data Terminal Ready
5
GND
Ground
6
DSR*
Data Set Ready
7
RTS*
Ready to Send
8
CTS*
Clear to Send
9
RI*
Ring Indicator
a. VXIpc-650
b. VMEpc-650
1
2
FAIL
DRV
SYSF
TEST
ACC
G
P
I
B
O
N
L
I
N
E
1
2
RESET
100B-T
K
N
L
TX
RX
TRG
OUT
TRG
CLK
IN
1
2
FAIL
DRV
SYSF
TEST
ACC
G
P
I
B
O
N
L
I
N
E
1
2
RESET
100B-T
K
N
L
TX
RX
1
5
9
6
COM1
1
5
9
6
COM2
1
5
9
6
COM1
1
5
9
6
COM2