OSA : OS_Csem_Accept

OS_Csem_Accept (csem)
OS_Csem_Accept_I (csem)

Accept counting semaphore (value of semaphore will be decremented). Before calling this service you should be sure that semaphore is not zeroed.

OS_ENABLE_CSEM constant must be defined in OSAcfg.h. Size of counting semaphores is defined by OS_CSEM_SIZE constant

For PIC16, counting semaphores can only be allocated in bank0 or bank1

Call allowed:

Parameters:

csem Counting semaphore. Variable of OST_CSEM type

Returns:

nothing

Example:

OST_CSEM csem;
 
void Task (void)
{
    for (;;) {
        /*...*/
        OS_Csem_Accept (csem);
        /*...*/
    }
}

Old style name

OS_AcceptCSem

See also

Back to top