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07/14/09 14:27
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#167261 - Can't find LCD datasheet for initialisation
Hi all,

I would be very grateful if you can help me track down a datahseet for an LCD that is connected to an 8052 in a circuit I am working on. I have tried the 8052 LCD tutorial code to get something to show on the display without success (setting DATA port to P0). I know the display works and is wired correctly as the original code in the 8052 worked fine with it. The LCD has nothing written on it at all, which doesn't help.

Details I have for LCD:
128 x 64 pixel (monochrome)
36-pin ribbon cable connector to 8052 board
Pins 8 through 15 are connected to P0 on 8052 (8=P0.0...15=P0.7)
Pins 5 is connected to P3.5 on 8052
Pins 6 is connected to P3.6 on 8052
Pins 7 is connected to P3.7 on 8052
Pins 17 and 32 look to be GND

I can't find any datasheets for LCDs mentioning 36-pin connectors.

I think I am missing something on the initialisation or maybe I need to send a special command to switch-on the display.

Many thanks.

List of 13 messages in thread
TopicAuthorDate
Can't find LCD datasheet for initialisation            01/01/70 00:00      
   What's the device manufacturer, model number, etc?            01/01/70 00:00      
   Something Missing.....            01/01/70 00:00      
   RE: Can't find LCD datasheet for initialisation            01/01/70 00:00      
   LCD            01/01/70 00:00      
      128 x 64 pixel (monochrome)            01/01/70 00:00      
         Not sure if this helps            01/01/70 00:00      
   Made in China            01/01/70 00:00      
   I'd stick the ICE on and step through            01/01/70 00:00      
      Can't find LCD datasheet for initialisation            01/01/70 00:00      
         If all else fails, I will buy an ICE.            01/01/70 00:00      
         Lessons to learn?            01/01/70 00:00      
            Outsourcing            01/01/70 00:00      

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