Справочник Пользователя для National Instruments FP-3000
Chapter 3
Example Applications
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National Instruments Corporation
3-5
Set Up Scheduling
Before the block will operate, you need to schedule the block to execute.
All Fieldbus function blocks (including function blocks on the FP-3000)
execute according to a schedule. You can specify the order of function
blocks in the schedule and the rate at which the schedule is repeated. To
make the configurator create a schedule for your block, follow these steps:
All Fieldbus function blocks (including function blocks on the FP-3000)
execute according to a schedule. You can specify the order of function
blocks in the schedule and the rate at which the schedule is repeated. To
make the configurator create a schedule for your block, follow these steps:
1.
Double-click on Function Block Application in the tree view of the
configurator.
configurator.
2.
Drag the block from the tree view to the application view. The
configurator automatically generates a schedule for the block that
causes it to run every second (refer to the documentation that came
with your configurator for information about changing the execution
period).
configurator automatically generates a schedule for the block that
causes it to run every second (refer to the documentation that came
with your configurator for information about changing the execution
period).
3.
To download this schedule to the device, select Configure»Download
Configuration. The dialog box shown in Figure 3-2 appears. This
dialog box enables the configuration to be downloaded. Go through the
download process, as described in the documentation that came with
your configurator. Since the block is not scheduled when you start the
download, its actual mode does not change until the download is
complete.
Configuration. The dialog box shown in Figure 3-2 appears. This
dialog box enables the configuration to be downloaded. Go through the
download process, as described in the documentation that came with
your configurator. Since the block is not scheduled when you start the
download, its actual mode does not change until the download is
complete.
Figure 3-2. Downloading Configuration Dialog Box