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???
03/11/08 13:57
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#152119 - the cost of developing a bit banged IIC slave ...
Responding to: ???'s previous message
... is a minimum of 2 bottles of aspirin.

A bit-banged IIC master is (besides potential overhead problems) quite simple, a bit-banged IIC slave is a true bitch.

I guess that today I would simply refuse (i.e. quote an astronomical sum) if somebody tried to hire me to make a IIC slave using a processor without hardware IIC.
In the olden days when no derivatives with HW IIC were available I achieved some of my follic challenge from designing a bit-banged IIC slave.
Using a derivative with HW IIC, an IIC slave is "just another job"

Erik

List of 18 messages in thread
TopicAuthorDate
soft I2C slave            01/01/70 00:00      
   pass on one bit of experince            01/01/70 00:00      
   the cost of developing a bit banged IIC slave ...            01/01/70 00:00      
   If you want to find Public Source Code...            01/01/70 00:00      
      like this..            01/01/70 00:00      
         Can you add a flip-flop?            01/01/70 00:00      
            Only 1 master and 1 slave..or            01/01/70 00:00      
               what is the sensor?            01/01/70 00:00      
                  Why soft?            01/01/70 00:00      
                  GPIO/something else or micro            01/01/70 00:00      
                     Simplest way            01/01/70 00:00      
                        Thank's Andy            01/01/70 00:00      
                           Don't just thank me...            01/01/70 00:00      
                              Many thank's            01/01/70 00:00      
                           all SILabs, most NXP LPC9xx            01/01/70 00:00      
                           No Shortage!!            01/01/70 00:00      
                              Devices Found = 263.            01/01/70 00:00      
                                 know of none            01/01/70 00:00      

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