National Instruments NI PCI-8254R - page 31

Chapter 3 Signal Connections
© National Instruments Corporation 3-5 NI PCI-8254R User Manual
5 6 C Common-mode
signal of the
NI 8255R device
main power
—
6 7 TTL Output 2 Pulse generator
output General-purpose output
7 8 TTL Output 3 Pulse generator
output General-purpose output
8 6 C Common-mode
signal of the
NI 8255R device
main power
—
9NC TRIG 2*/TTL
Output 9 Pulse generator output General-purpose output
10 17 Viso Isolated power —
11 NC TRIG 0*/ISO
Input 12 Pulse generator trigger input Trigger Change Detector,
General-purpose
input
12 19 ISO Output 0 General-purpose
output —
13 35 ISO Output 1 General-purpose
output —
14 34 Ciso Isolated
common-mode
signal
—
15 9 ISO Input 0 Input port,
Data(0) —
Table 3-3. Signal Connections (Continued)
44-Pin D-SUB
on NI 8255R
Device Pin
Number 37-Pin Terminal
Block Number Signal Name Primary Function Alternate Function