Chapter 2
LED Indicators, DIP Switches, and Connectors
©
National Instruments Corporation
2-19
NI EVS-1464 Series User Manual
15
9
ISO Input 0
Input port, Data(0)
—
16
2
TTL Input 1
Pulse generator
trigger input
Trigger Change
Detector,
General-purpose
input
17
3
C
Common-mode
signal of the
NI EVS-1464
device main power
—
18
20
TTL Output 4
Pulse generator
output
General-purpose
output
19
21
TTL Output 5
General-purpose
output
—
20
22
C
Common-mode
signal of the
NI EVS-1464
device main power
—
21
23
TTL Output 6
General-purpose
output
—
22
24
TTL Output 7
General-purpose
output
—
23
22
C
Common-mode
signal of the
NI EVS-1464
device main power
—
24
NC
TRIG 1
*
/
TTL Output 9
Pulse generator
output
General-purpose
output
25
33
V
iso
Isolated power
—
26
34
C
iso
Isolated
common-mode
signal
—
Table 2-11.
Signal Connections (Continued)
44-Pin D-SUB
on
NI EVS-1464
Pin Number
37-Pin
Terminal
Block
Number
Signal
Name
Primary
Function
Alternate
Function
