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???
09/12/08 17:58
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#158230 - Task switching
Responding to: ???'s previous message
(Note: some micro manufacturers call registers "files")

Yes, it has been done before. A month or so ago, I was fooling around with the concept of task switching with an 8052. I used one variable to keep track of which thread I was in, an array of four more bytes to save and restore the stack pointer, and split the RAM into four 15-byte segments.

By saving and restoring the stack pointer for each thread, I was able to move from thread to thread.

--Rich


List of 6 messages in thread
TopicAuthorDate
16 bit in 2x8 bit?            01/01/70 00:00      
   One step at a time            01/01/70 00:00      
   You need to know the instruction set            01/01/70 00:00      
   Task switching            01/01/70 00:00      
      File of registers?            01/01/70 00:00      
         We seem to have lost the OP!            01/01/70 00:00      

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