Configuration of the Main Type in Free-Large Mode

Configuration Procedure

Step

Action

1

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

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

Set the mode to Free-large from the HSC0• > Parameters > Mode drop down menu.

5

Set the preset value from Parameters > Preset/Modulo

For the Free-Large, this parameter is the Preset Value.

6

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

7

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

8

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

NOTE: For the Free-large mode, configured values must follow the rule:

0 < Threshold 0 Value < Threshold 1 Value

Threshold values are not restricted by the Preset value for the Free-large mode.

IO Summary

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

G-SE-0025372.1.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, B

4 µs

50 kHz

40 µs

14.5 kHz