tfWaitSentInterface

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#include <trsocket.h>

int tfWaitSentInterface

(ttUserInterface interfaceHandle);

Function Description

This function is used to wait for a tfNotifyInterfaceIsr() function to be called from the transmit complete interrupt service routine; if there is none, then it waits. This function will wait until the accumulated numberBytesSent notified by tfNotifyInterfaceIsr() has reached TM_NOTIFY_SEND_LOW_WATER (2048 by default).

Note:

tfWaitSentInterface() can only be used when there is a separate send complete task.

Parameters

• interfaceHandle

  The interface handle for the device we wish to wait for a transmit complete to occur.

Returns

• TM_ENOERROR

  Success.

• TM_ENOBUFS

  Insufficient memory to complete the operation.

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