Configuration of the Main Type in One-shot Mode

Configuration Procedure

Step

Action

1

In the Devices tree, double-click Embedded Functions > HSC.

2

Set the type to Main from the HSC0• > Type drop down menu.

3

The instance of the Main type is created, you can rename it from the Variable field.

4

If necessary, set the mode to One-shot from the HSC0• > Parameters > Mode drop down menu.

5

Set the preset value from Parameters > Preset/Modulo

In One-shot mode, this field represents the initial Modulo Value.

6

Set the anti-bounce filtering value from the HSC0• > Clock Inputs > A Filter drop down menu.

7

Optionally, enable the SYNC, EN and CAP auxiliary inputs from the HSC0• > Auxiliary Inputs drop down menu to enable the Synchronization function, Enable function and Capture function on a physical input.

8

Optionally, enable the thresholds from the drop down menu, by selecting HSC0• > Thresholds > Threshold 0 > Enable/Disabled to authorize the Compare function and to configure the Reflex Outputs.

Threshold 1 can also be Enabled after Threshold 0 is Enabled.

NOTE: For the One-shot mode, configured values must follow this rule:

0 < Threshold 0 Value < Threshold 1 Value < (Preset - 1)

IO Summary

Click the IO Summarize... button to display the input and output assignments.

G-SE-0022649.1.gif-high.gif

 

 

Refer to the hardware guide for wiring details.

Programmable Filter

The filtering value on the Main type input determines the counter maximum frequency as shown in the table:

Input

Filter value

Maximum counter frequency

A

4 µs

50 kHz

40 µs

14.5 kHz