OSA : OS_Stimer_Get
_OST_STIMER OS_Stimer_Get (stimer_id)
Get static timer's remaining time. Before calling this service you should to do one of these things:
- disable interrupts
- enter critical section
Otherwise the timer's value can be changed in interrupt while reading.
Number of static timers OS_STIMERS (1..32) must be specified in OSAcfg.h. Size of static timers is set by OS_STIMER_SIZE constant
Call allowed:
Everywhere
Parameters:
stimer_id |
Static timer identifier. Number and size of static timers are set in OSAcfg.h with OS_STIMERS and OS_STIMER_SIZE constants |
Returns:
_OST_STIMER |
integer value of remaining time (in system ticks) |
Example:
void Task (void) { for (;;) { /*...*/ OS_DI(); if (OS_Stimer_Get (3) < 10) // Flash red led if RED_LED = 1; // less than 10 ticks remains OS_EI(); /*...*/ } }
Old style name
OS_GetSTimer
