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???
04/20/07 07:41
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#137606 - SIR
Responding to: ???'s previous message
Jez Smith said:
... the irda specification is horrible the protocol stack is huge and highly complex .

I said:
"IRDA" covers a whole multitude of protocols for various different applications.
There is a simple protocol (SIR?) for low-speed, UART-like comms that is perfectly appropriate to 8051s: basically a pulse of IR indicates a '0'; no pulse indicates '1'

See page 6 of Vishay document 82513, "IRDC, Part1: Physical Layer"
http://www.vishay.com/doc?82513

also: http://www.8052.com/forum/read.phtml?id=137605





List of 13 messages in thread
TopicAuthorDate
tfds4500 irda transceiver            01/01/70 00:00      
   sure, show what you have            01/01/70 00:00      
   Step One            01/01/70 00:00      
   It is possible to use irda but            01/01/70 00:00      
      Not necessarily.            01/01/70 00:00      
         search            01/01/70 00:00      
            good, what about a link            01/01/70 00:00      
            That's good            01/01/70 00:00      
               Datasheets            01/01/70 00:00      
                  Datasheets            01/01/70 00:00      
         SIR            01/01/70 00:00      
            level converter            01/01/70 00:00      
               Direct            01/01/70 00:00      

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