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09/20/02 08:23
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#29422 - RE: 4 bit LCD initialisation / Peter
Peter Dannegger wrote:
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you must follow the procedure, given in the data sheet with the minimum wait times !
The busy flag can only be checked after this procedure was completely finished !

Hi Peter
The data sheet is very bad, I followed the procedure exactly with no luck, the LCD would be initialized sometimes some other times it won't.
My collegue told me to magnify the timing delays in the datasheet by 10. I did that and it still didn't work reliably. I searched the web and found the LCD page I mentioned in previous LCD thread and used it s intialisation routine which worked great and still working till now.
I think the datasheet is wrong!
Regards
Mahmood


List of 17 messages in thread
TopicAuthorDate
4 bit LCD initialisation            01/01/70 00:00      
RE: 4 bit LCD initialisation            01/01/70 00:00      
RE: 4 bit LCD initialisation            01/01/70 00:00      
RE: 4 bit LCD initialisation            01/01/70 00:00      
RE: 4 bit LCD initialisation            01/01/70 00:00      
RE: 4 bit LCD initialisation            01/01/70 00:00      
RE: 4 bit LCD initialisation            01/01/70 00:00      
RE: 4 bit LCD initialisation            01/01/70 00:00      
RE: 4 bit LCD initialisation            01/01/70 00:00      
RE: 4 bit LCD initialisation / Peter            01/01/70 00:00      
RE: 4 bit LCD initialisation / Peter            01/01/70 00:00      
RE: 4 bit LCD initialisation / Peter            01/01/70 00:00      
RE: 4 bit LCD initialisation / Peter            01/01/70 00:00      
RE: 4 bit LCD initialisation / Peter            01/01/70 00:00      
   RE: 4 bit LCD initialisation / Peter            01/01/70 00:00      
RE: 4 bit LCD initialisation            01/01/70 00:00      
RE: 4 bit LCD initialisation : My C code            01/01/70 00:00      

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