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rtos and rtc

 
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piti
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rtos and rtc
PostPosted: Tue Mar 03, 2009 11:40 am     Reply with quote

Hi, I'd like to implement following: rtc via timer1 interrupt (i will increment a "second" int32 variable to have a simple rtc implementation, e.g.:

Code:
#int_TIMER1                               
void TIMER1_isr()                         
  Ticker -= 65536;               // Decrement ticker by clocks per interrupt
  if ( Ticker < 65536 )                   // If second has expired
        {  Ticker += TIMER1_FREQUENCY;          //   Increment ticker by clocks per second
         Seconds++;                           //   Increment number of seconds
     // ONE-SECOND TICK) .....)

and to use rtos in parallel as well. Now, how to combine these two routines as I am not sure the rtos tasks e.g.:

#task(rate=1000ms,max=100ms)
void Incr_seconds_rtos_task ( );

will do the timing in a precise manner. Thnx.
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