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???
08/13/05 15:21
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Msg Score: +1
 +1 Good Answer/Helpful		 #99343 - interrupt exit
Responding to: ???'s previous message
After you did the "housekeeping" with ports, LCD, whatever; do:
Save This Code
   clr   ea   ;disable all interrupt
   call  RetiSub   ;release internal interrupt-in-progress flag
   jmp   0   ;restart 
;restart contains explicit reset of stack pointer, 
;so no other stack housekeeping is needed
RetiSub:
   reti
You might also want to wait until the button is released.

Jan Waclawek

List of 31 messages in thread
TopicAuthorDate
Interrupt question            01/01/70 00:00      
   Interrupt            01/01/70 00:00      
      then how?            01/01/70 00:00      
         One way is to            01/01/70 00:00      
            Little more description            01/01/70 00:00      
               Routine            01/01/70 00:00      
   interrupt exit            01/01/70 00:00      
      tried but gives error            01/01/70 00:00      
         assembler???            01/01/70 00:00      
            Assembler is Pinnacle            01/01/70 00:00      
               go to Pinnacle support            01/01/70 00:00      
               Asking for solutions            01/01/70 00:00      
      Now THAT was elegant!            01/01/70 00:00      
   use WDT to RESET the micro            01/01/70 00:00      
   some comments            01/01/70 00:00      
      Its like this            01/01/70 00:00      
         Emergency stop            01/01/70 00:00      
            I understand            01/01/70 00:00      
               If you REALLY want to do it            01/01/70 00:00      
                  optimizing            01/01/70 00:00      
                  possible troubles            01/01/70 00:00      
                     excellent point!            01/01/70 00:00      
                        This is not a solution            01/01/70 00:00      
                           Do it as you wish            01/01/70 00:00      
                              Makes sense            01/01/70 00:00      
                              the consensus last time was that the onl            01/01/70 00:00      
                                 WD reset - yes, why not            01/01/70 00:00      
                                    You say "no" and agree            01/01/70 00:00      
                                       no no = yes            01/01/70 00:00      
                                    Watchdog output            01/01/70 00:00      
                              Thanks, Done            01/01/70 00:00      

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