[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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