National Instruments PCI-6251 User Manual

© National Instruments | B-17
M Series User Manual
Pause Trigger
The Pause Trigger signal can be used to pause the acquisition any time the signal deasserts. It is
generated from internal or external sources. A multiplexer selects a signal from the _i bus; its
output is called Selected Pause Trigger.
Figure B-18. Pause Trigger and the Analog Input Timing Engine
Figure B-19. Pause Trigger Timing Diagram
Start Trigger
Terminal
Selected Reference Trigger
Reference Trigger
Terminal
Terminal
Selected Sample Clock
Terminal
Terminal
Terminal
Selected Start Trigger
RTSI
Terminal
Terminal
Terminal
Selected Pause Trigger
SI
Counter
Block
SI2
Counter
Block
SI_TC
Sample Clock Timebase
Sync Sample Clock Timebase
Convert Clock Timebase
Sync Convert Clock Timebase
SI Start
SI2_TC
p_AI_Convert
Start
1
Pause Trigger
_i
POUT
Selected Pause Trigger
Sync Convert Clock Timebase
Pause Trigger
t
34
t
36
t
37
t
37
t
37
t
35
t
35
t
38

National Instruments PCI-6251 Specifications

General

Brand	National Instruments
Model	PCI-6251
Category	I/O Systems
Language	English