CooCox CoOS User's Guide

Code 1 System tick interrupt handling
void SysTick_Handler(void)
{
OSSchedLock++; /* Lock the scheduler. */
OSTickCnt++; /* Increment system time. */
if(DlyList != NULL) /* Have task in delayed list */
{
DlyList->delayTick--; /* Decrease delay time of the list head. */
if(DlyList->delayTick == 0) /* Delay time == 0 */
{
isr_TimeDispose(); /* Call hander for delay time list */
}
}
#if CFG_TMR_EN > 0
if(TmrList != NULL) /* Have timer be in working */
{
TmrList->tmrCnt--; /* Decrease timer time of the list head. */
if(TmrList->tmrCnt == 0) /* Timer time == 0 */
{
isr_TmrDispose(); /* Call hander for timer list. */
}
}
#endif
OSSchedLock--; /* Unlock scheduler. */
if(OSSchedLock==0)
{
Schedule(); /* Call task scheduler */
}
}
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