[sdiy] LCD datasheet required

Tom Wiltshire tom at electricdruid.net
Sun Jan 31 22:10:27 CET 2010


You're dead right, Dave.

Buzzing the final two pins through shows that they're connected to  
the A and K backlight connections at the other end.

So it looks like it's a 2x7 connector, which we think is ribbon-cable  
format, with two extra backlight pins at the bottom? I'll go and try  
it...

Thanks,
T.

On 31 Jan 2010, at 19:58, David Brown wrote:

> I haven't used one but it looks like a 2x8 connector.  My 2X40 LCD,  
> and many I have used, have a 2X7 connector.  I'm guessing pins 1-14  
> are (might be) the standard 14 pin interface and the last two pins  
> are something else.  Pin 1 looks to be ground which corresponds to  
> pin 1 of the standard 14 pin interface.
>
> Typically, the backlight is the two pins on the opposite end, but  
> might they have brought these to the other side for the extra two  
> pins.  It always is a pain to use two cables.  Are there traces to  
> the last two pins?
>
> Just a guess, mind you.
>
> Dave
>
> At 11:24 AM 1/31/2010, Tom Wiltshire wrote:
>> Has anyone used one of these Samsung 2x40 LCDs?
>>
>> http://www.shopeio.com/inventory/details.asp? 
>> id=464&cat=Lcds&sub=Character%20Lcd
>>
>> If so, do you have any data on it? I'm struggling to work out the
>> pinout.
>>
>> Thanks,
>> Tom




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