User manual

Chapter 3 Software Overview
NI-DAQ User Manual for PC Compatibles 3-46 ni.com
Figure 3-16. Waveform Generation with Pauses
WFM_Group_Control
(operation =START)
WFM_ClockRate
Pause wave?
WFM_Group_Control
(operation = PAUSE)
WFM_Rate
WFM_Load
Resume wave?
WFM_Scale
WFM_Group_Setup
WFM_Group_Control
(operation = RESUME)
WFM_Group_Control
(operation = CLEAR)
Assign channels to waveform generation group.
Convert floating-point voltages to binary values.
Load waveform buffer and specify iterations.
Convert output rate to timebase and interval.
Set the update and delay rates.
Start background waveform generation.
Should you pause waveform generation?
Ye s
No
Start waveform
generation
where it was
paused.
Pause the
waveform generator.
Resume waveform generation?
No
Ye s
Clear waveform.