beautypg.com

Figure 5-9. pulsed cyclic waveform programming, Figure 5-9, Pulsed cyclic waveform programming -31 – National Instruments AT-MIO-16X User Manual

Page 200

background image

Chapter 5

Programming

© National Instruments Corporation

5-31

AT-MIO-16X User Manual

Figure 5-9. Pulsed Cyclic Waveform Programming

In this mode, Counter 1 counts the programmed number of cycles
before terminating the sequence. Counter 2 then begins counting the
time between cycles, the cycle interval, then restarts the sequence. This

END

START

Clear the analog output

circuitry including the

DAC FIFO

Program the update

interval counter

Set the A4RCV bit in
Command Register 2

Set the waveform

generation mode

Service update requests

Clear the A4RCV

bit in Command

Register 2

Yes

No

Enable updating

Program the cycle counter

Select the update counter

via RTSI programming

Program the cycle interval

counter

Internal
update ?