DioGetBClkFrequency

Applies To

GC5050, GX5050, GX5150, GX5280, GX5290, GX5290e, GX5295, File.

Purpose

Returns the specified Master B clock frequency.

Syntax

DioGetBClkFrequency (nMasterHandle, pdwFrequency, pnStatus)

Parameters

Name	Type	Comments
nMasterHandle	SHORT	Master or File board handle.
pdwFrequency	PDWORD	B Clock frequency value.
pnStatus	PSHORT	Returned status: 0 on success, negative number on failure.

Comments

The B clock is a general-purpose, external, programmable clock.

GX5150: The B clock uses the internal reference clock.

Example

The following example sets the Master B clock frequency to 1MHz and returns its value:

SHORT nStatus;

DWORD dwFrequency;

DioSetupBClkFrequency (nMasterHandle, 1e6, &nStatus);

DioGetBClkFrequency (nMasterHandle, &dwFrequency, &nStatus);