Definition:

#include <aPad.h>
object code: aPad.c



aErr aPad_WriteChar(

aStemLib stemRef, const unsigned char module, const unsigned char padIndex, char val);

Parameters:

stemRef	-	An opaque library reference representing the aStem library which manages the communication with the BrainStem modules.
module	-	The IIC address of the module whos scratch pad value is being accessed.  This need not be the router.
padIndex	-	The index (zero-based) of the scratch pad int being written.
val	-	This is the char value to be stored in the scratchpad at the specified padIndex.

Return Value:

This routine returns aErrNone when there are no errors.

Description:

This routine sends a BrainStem packet that writes a value to the scratch pad in a Stem module.  The value written to the module must range between -128 and 127.

Related:

aStem_GetLibRef, aStem_ReleaseLibRef