# WM_Disable

## C Specification

      #include <nitro/wm.h>

      WMErrCode WM_Disable( WMCallbackFunc callback );

## Arguments

`callback` | Designates the callback function to call when the asynchronous process completes. This callback is called from within the interrupt handler.

## Return Values

Returns the results of the `WMErrCode` enumerated type process.

## Description

Disables the wireless hardware. If the return value is `WM_ERRCODE_OPERATING`, the specified callback will be called after the wireless disable process completes. This function can only be called when the WM is in the `STOP` state. After WM is disabled, the WM will move to the `READY` state. To stop the wireless library, call the `WM_Finish` function after the callback is called as specified by this function.

## See Also

`WM_Init`, `WM_Enable`, `WM_PowerOn`, `WM_PowerOff`, `WM_Finish`, `WM_Initialize`, `WM_End`

## Revision History

06/08/2005 Added statement about callbacks being called from the interrupt handler.
10/22/2004 Changed return value type.
09/11/2004 Initial version