Advantech PCI-1780U handleiding
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25 PCI-1780U User Manual
Chapter 3 Functions Details
Instant (Software-Timed) Pulse Width Measurement
With instant pulse width measurement, the software controls the rate and time of
reading counter value, which is thus also called software-timed pulse width measure-
ment. Whenever the software sends a read command, the current value of the
counter is returned as shown in Figure 3. 11.
Figure 3.11 Instant (software-timed) pulse width measurement
The advantage of instant pulse width measurement is low latency. It is typically used
for reading a single sample of counter value.
3.3.4 One-Shot (Delayed Pulse Generation)
In one-shot mode, when an active edge of gate signal is detected, a pulse will be
generated after the specified number source clock counts. The pulse width is one
period of source clock. Figure 3. 12 shows an example of high-pulse, 5-clock delay
one-shot output.
Figure 3.12 One-shot operation
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Productinformatie
Merk | Advantech |
Model | PCI-1780U |
Categorie | Niet gecategoriseerd |
Taal | Nederlands |
Grootte | 4254 MB |