Sets the specified communication event to the nonsignaled state.

BOOLEAN ResetCommEvent(
  COMMHANDLE hCom,  // handle to device
  DWORD dwEvents      // handle to event
);

Parameters

hCom

[in] Handle to the communications device. OpenComm returns this handle.

dwEvents

[in] Event flags as specified in WaitCommEvent.

Return Values

Non-zero

Success.

0 (zero)

Failure. To determine the status, call GetLastRtError.

Status

E_DISCONNECTED

COMM channel is closed.

E_PARAM

Invalid parameter.

Remarks

Once signaled, an event is not signaled again until cleared by ResetCommEvent.

Requirements