Halts the clock supplied to the 16-bit wakeup timer.
Remark
Calling this API function changes the 16-bit wakeup timer to reset
status.
For this reason, writes to the control registers after this API
function is called are ignored.
[Syntax]
void R_WUTM_Set_PowerOff ( void );
[Argument(s)]
None.
[Return value]
None.