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# 1.1.3.4.11 DRV_RF215_TxCancel Function

## C

    DRV_RF215_TX_HANDLE DRV_RF215_TxRequest (
        DRV_HANDLE drvHandle,
        DRV_RF215_TX_REQUEST_OBJ* reqObj,
        DRV_RF215_TX_RESULT* result
    );

## Summary

Allows a client to cancel a previously requested transmission.

## Description

This routine allows a client to cancel a previously requested transmission.

## Precondition

DRV_RF215_Open must have been called to obtain a valid opened driver handle.

DRV_RF215_TxRequest must have been called to obtain a valid TX handle.

## Parameters

Param | Description
--- | ---
drvHandle | A valid open-instance handle, returned from the driver's open routine.
txHandle | A valid transmission handle returned from DRV_RF215_TxRequest.

## Returns

None.

## Example

    DRV_HANDLE drvRf215Handle; // returned from DRV_RF215_Open
    DRV_RF215_TX_HANDLE txReqHandle; // returned from DRV_RF215_TxRequest

    DRV_RF215_TxCancel(drvRf215Handle, txReqHandle);

## Remarks

If transmission has already started it will be aborted before completion.

Rev: G