Filter
Top Products
Chapter 3 Signal Connections
© National Instruments Corporation 3-7 NI PCI-8254R User Manual
27 36 ISO Output 2 General-purpose
output
—
28 37 ISO Output 3 General-purpose
output
—
29 12 C
iso
Isolated
common-mode
signal
—
30 10 ISO Input 1 Input port,
Data(1)
—
31 11 ISO Input 2 Input port,
Data(2)
—
32 13 ISO Input 3 Input port,
Data(3)
—
33 16 C
iso
Isolated
common-mode
signal
—
34 14 ISO Input 4 Input port,
Data(4)
—
35 15 ISO Input 5 Input port latch,
Data(5)
Pulse generator
trigger input
36 28 C
iso
Isolated
common-mode
signal
—
37 25 ISO Input 6 Quadrature
encoder Phase A
General-purpose
input
38 26 ISO Input 7 Quadrature
encoder Phase B
General-purpose
input
39 28 C
iso
Isolated
common-mode
signal
—
Table 3-3. Signal Connections (Continued)
44-Pin D-SUB
on NI 8254R
Pin Number
37-Pin Terminal
Block Number
Signal Name
Primary
Function
Alternate
Function