Group xQueueReceiveFromISR
Modules > xQueueReceiveFromISR
Detailed Description
queue. h
Receive an item from a queue. It is safe to use this function from within an interrupt service routine.
Parameters:
xQueue
The handle to the queue from which the item is to be received.pvBuffer
Pointer to the buffer into which the received item will be copied.pxTaskWoken
A task may be blocked waiting for space to become available on the queue. If xQueueReceiveFromISR causes such a task to unblock *pxTaskWoken will get set to pdTRUE, otherwise *pxTaskWoken will remain unchanged.
Returns:
pdTRUE if an item was successfully received from the queue, otherwise pdFALSE.
Example usage: