
Chapter 3
Hardware Overview
©
National Instruments Corporation
3-5
Figure 3-3.
Analog Trigger Block Diagram for the NI PCI-6110
Figure 3-4.
Analog Trigger Block Diagram for the NI PCI-6111
Five analog triggering modes are available, as shown in Figures 3-5
through 3-9. You can independently set
lowValue
and
highValue
in
software.
PFI0/TRIG1
PGIA
Analog
Input
CH0
+
–
ADC
ADC
ADC
DAQ-STC
Analog
Trigger
Circuit
Mux
PGIA
Analog
Input
CH1
+
–
PGIA
Analog
Input
CH2
+
–
PGIA
Analog
Input
CH3
+
–
ADC
PFI0/TRIG1
PGIA
Analog
Input
CH0
+
–
ADC
DAQ-STC
Analog
Trigger
Circuit
Mux
PGIA
Analog
Input
CH1
+
–
ADC