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???
08/20/10 05:50
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 		 #178133 - At the Master end
Responding to: ???'s previous message
Hi Erik Malund,

Q. what are you using in the master?

In the master card, we are using 74HCT00 IC(Quad 2-input NAND gate) at the RxD and TxD pins.

List of 46 messages in thread
TopicAuthorDate
Multiprocessor Communication 8052            01/01/70 00:00      
   missing info            01/01/70 00:00      
      Hardware and slaves placement            01/01/70 00:00      
         How to TriState???            01/01/70 00:00      
            Using Tristate IC in Slave Card            01/01/70 00:00      
               at the receive ...            01/01/70 00:00      
               RE: I think that this IC handles the Tristate situation            01/01/70 00:00      
               then you need to read            01/01/70 00:00      
                  At the Master end            01/01/70 00:00      
                     again, you need a schmitt            01/01/70 00:00      
                        Hysterese            01/01/70 00:00      
                        Re: Thanks...Info about hardware we are using            01/01/70 00:00      
                           how do you know?            01/01/70 00:00      
                              Lowering baud rate            01/01/70 00:00      
                           Really            01/01/70 00:00      
                              Modified the code in Master and Slave            01/01/70 00:00      
                                 Haven't seen full code - slave protocol state fully cleared?            01/01/70 00:00      
                                    Slave protocol code            01/01/70 00:00      
                                       Slave send code fails to synchronize            01/01/70 00:00      
                                          breaking infinite waits in slave acknowledge wait            01/01/70 00:00      
                                       Stop fooling yourself            01/01/70 00:00      
                                          why didn't you before posting updated code            01/01/70 00:00      
                                          How to reset?            01/01/70 00:00      
                                             Hard reset by doing a hard reset.            01/01/70 00:00      
                                          Errors gone            01/01/70 00:00      
                                             But slave still doesn't synchronize with a resend request            01/01/70 00:00      
                                                that is not the way to do it            01/01/70 00:00      
                                                   too late for an edit            01/01/70 00:00      
      Reduced Baud Rate            01/01/70 00:00      
         not surprised            01/01/70 00:00      
            Never reboot for a transfer error            01/01/70 00:00      
               never be an afterthought            01/01/70 00:00      
                  Transfer validation before implementing command processing            01/01/70 00:00      
                     a trick            01/01/70 00:00      
                        address coding example required            01/01/70 00:00      
                           example            01/01/70 00:00      
                        Added "No message" byte            01/01/70 00:00      
                  never be an afterthought: Amen            01/01/70 00:00      
               Slave Recovery in Error            01/01/70 00:00      
                  Find out Why            01/01/70 00:00      
                     absolutely            01/01/70 00:00      
                        worse in the real world            01/01/70 00:00      
                  in addition: rise baudrate            01/01/70 00:00      
               Slaves follow Synchronization            01/01/70 00:00      
   + Error Checking?            01/01/70 00:00      
      It would be smart to assume that a percentage of messages...            01/01/70 00:00      

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