Trigger Mode Register; Table 4-2: Five Trigger Modes - ADLINK Technology NuDAQ PCI-9810 User Manual

4.4 Trigger Mode Register

The PCI-9812/10 has five trigger modes: software trigger, post
trigger, pre-trigger, middle trigger and delay trigger. The trigger
mode register is used to specify which trigger mode is currently
used.
Address: BASE + 08h
Attribute: write only
Data Format:
Bit 7 6
Base + 8 --- ---
Base + 9 --- ---
Base + A --- ---
Base + B --- ---
TRGMOD2..0: Trigger mode
--- : Any value
TRGMOD2
0
0
0
0
1
Note: All other values of this register are illegal, and PCI-
9812/10 will not acquire data if illegal value is set.
22
5 4 3
--- --- ---
--- --- ---
--- --- ---
--- --- ---
TRGMOD1 TRGMOD0
0
0
1
1
0

Table 4-2: Five Trigger Modes

2
TRGMOD2 TRGMOD1 TRGMOD0
--- ---
--- ---
--- ---
Trigger Mode
0 Software trigger
1 Post trigger
0 Pre-trigger
1 Delay trigger
0 Middle trigger
1 0
---
---
---
Registers