Addi-Data CPCI-1710 Руководство - Страница 10

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Function description

PCI-1710: Pulse counter

1.5.2 Connection example

Fig. 1-3: Connection example

1.6 Procedure for using the "Pulse counter" function

In order to use the "Pulse counter" function, the following steps need to be performed:

1. Program the counter value (= reload value) of the downward counter.

2. Select the edge (rising or falling) of the counter input signal that should count.

3. Define the action(s) to be performed when the counter has run down: Release interrupt; set or reset

output (only with pulse counter 0).

4. Select the counter mode (Continuous or Single mode).

5. Enable the counter via the gate bit.