Creating A Program - National Instruments 653X User Manual

Chapter 2 Using Your 653X

Creating a Program

DIG_Grp_Config
DIG_Block_PG_Config
Trigger?
Yes
DIG_Trigger_Config
653X User Manual
If you are using external start and/or stop triggers, connect to the
appropriate pins—start trigger (ACK/STARTTRIG) and/or stop trigger
(STOPTRIG).
Using the following flowcharts as a guide, create a program to perform
pattern I/O. Figures 2-13 and 2-14 display flowcharts for C programming
using NI-DAQ, while Figure 2-14 shows a LabVIEW programming
flowchart.
The boxes represent function names for the appropriate software, and the
diamonds represent decision points.
No
Yes
Read?
No
Figure 2-12. Programming Pattern I/O (Single Buffer) in NI-DAQ
DIG_Block_In
DIG_Block_Out
2-24
DIG_Block_Clear
Yes
Acquisition No
Complete?
DIG_Block_Check
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