[Soekris] net4801 Multi-IO and LCD backlighting

Chris Boot bootc at bootc.net
Sat Sep 25 15:57:07 UTC 2004


Hi,

It's a part I'll be getting from the UK electronics store Maplin, N30AZ 
in their catalog. Apparently it's a DEM 20485 SYH-LY panel, 20x4 with 
LED backlighting.

Hope that helps,
Chris

On 25 Sep 2004, at 13:57, J Moore wrote:

> On Sat, Sep 25, 2004 at 12:10:58PM +0100, the unit calling itself 
> Chris Boot wrote:
>> Hi all,
>>
>> I'd like to control the backlight on my LCD panel, when I get it, via
>> the Multi-IO controller. I know I can't drive the backlight straight
>> off one of the data lines (!) so I'm going to need a transistor, I'm
>> guessing. I am, however, no electronics expert, so I'd like some help
>> here! Could anyone draw up some schematics for me, and/or tell me what
>> sort of transistor I need?
>
> Which LCD panel - you got a part number?
>
> Jay
>
>
-- 
Chris Boot
bootc at bootc.net
http://www.bootc.net/

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