* the client module returned NULL to continueSendBuf().
*
*/
- async event void sendFrameDone();
+ async event void sendFrameDone(error_t err);
/**
*/
async command bool busy();
+ /**
+ * Check on/off state of phy.
+ *
+ * @return TRUE if phy is idle, standby, starting, or stopping, FALSE otherwise.
+ *
+ */
+ async command bool off();
+ async command void enableAck(bool onOff);
}