National Instruments PCI-8254R User Manual page 32

44-Pin D-SUB
on NI 8254R 37-Pin Terminal
Pin Number Block Number
5
6
7
8
9
10
11
12
13
14
15
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Table 3-3. Signal Connections (Continued)
Signal Name
6 C
7 TTL Output 2
8 TTL Output 3
6 C
*
NC TRIG 2 /TTL
Output 8
17 V
iso
*
NC TRIG 0 /ISO
Input 12
19 ISO Output 0
35 ISO Output 1
34 C
iso
9 ISO Input 0
3-5
Chapter 3 Signal Connections
Primary Alternate
Function Function
Common-mode —
signal of the
NI 8254R main
power
Pulse generator General-purpose
output output
Pulse generator General-purpose
output output
Common-mode —
signal of the
NI 8254R main
power
Pulse generator General-purpose
output output
Isolated power —
Pulse generator Trigger Change
trigger input Detector,
General-purpose
input
General-purpose —
output
General-purpose —
output
Isolated —
common-mode
signal
Input port, —
Data(0)
NI PCI-8254R User Manual