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OSA : OS_Queue_IsFull

bool OS_Queue_IsFull (queue)
bool OS_Queue_IsFull_I (queue)

Check if queue of messages is full.

OS_ENABLE_QUEUE constant must be defined in OSAcfg.h.

For PIC16, message queues can be allocated only in bank0 or bank1

Call allowed:



queue Queue of messages descriptor. Variable of OST_QUEUE type.


false there is room to add a new message
true queue is full


OST_QUEUE queue;
void Task (void)
    char buf[10];
    for (;;) {
        if (!OS_Queue_IsFull (queue)) {                 // If there is room
            OS_Queue_Send_Now(queue, (OST_MSG)&buf);    // then send message

Old style name


See also

en/osa/ref/allservices/os_queue_isfull.txt · Last modified: 07.10.2010 13:57 (external edit)
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