Configuration of the Main Type in Free-large Mode

Configuration Procedure

Step

Action

1

Double-click Embedded Functions > HSC.

2

Select the HSC• tab.

3

Set the value of the HSC > HSC0• > Type parameter to Main.

4

Set the value of the HSC > HSC0• > Parameters > Mode parameter to Free-large.

5

Enter the value of the HSC > HSC0• > Parameters > Preset/Modulo parameter.

6

Select the value of the HSC > HSC0• > Clock Inputs > Input mode parameter.

7

Select the value of the HSC > HSC0• > Clock Inputs > A Filter parameter.

If necessary, select the value of the HSC > HSC0• > Clock Inputs > B Filter parameter.

8

Optionally, select the value of the SYNC, and CAP auxiliary inputs from the drop down menu, to enable the Synchronization function, and Capture function with a physical input.

9

Optionally, enable the thresholds from the drop down menu, to authorize the Compare function and to configure the Reflex Outputs.

NOTE: The IO Summary window displays the DM72F• I/O mapping. You can see the I/O used by expert function.

Programmable Filter

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

Input

Filter Value

Maximum Counter Frequency

A, B

0.004 ms (default value)

100 kHz

0.4 ms

1 kHz

1.2 ms

350 Hz

4 ms

100 Hz