parallel LCD''s PITA
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Posts: 46,084
In a message dated 4/20/2003 8:25:56 AM Pacific Daylight Time,
laxboy687@e... writes:
> I picked up a parallel LCD and it's a major Pain in the Smile!
>
> It's a Tianma....and I'm not certain what exactly my order of
> operations should be.
>
> I have the inputs of the LCD connected to the top 8 outputs of my
> stamp. So I should use OUTH as a command (eg. OUTH = %
> 00000001 'resets display?).
> I have R/W tied low; RS to out4 (on bs2) w/pull-up resistor; E to
> out6 (on bs2) w/pull-up resistor.
>
> So....with the outh puttin out the bits that I want....do I pulse E
> for the LCD to take it?
>
> I can't seem to get more than the first line solid with
> blocks...luckily that happens by just applying power!! haha
>
> Thanks
>
I feel your pain, having similar problems with a Parallel LCD!!!!!! [noparse]:([/noparse]
[noparse][[/noparse]Non-text portions of this message have been removed]
laxboy687@e... writes:
> I picked up a parallel LCD and it's a major Pain in the Smile!
>
> It's a Tianma....and I'm not certain what exactly my order of
> operations should be.
>
> I have the inputs of the LCD connected to the top 8 outputs of my
> stamp. So I should use OUTH as a command (eg. OUTH = %
> 00000001 'resets display?).
> I have R/W tied low; RS to out4 (on bs2) w/pull-up resistor; E to
> out6 (on bs2) w/pull-up resistor.
>
> So....with the outh puttin out the bits that I want....do I pulse E
> for the LCD to take it?
>
> I can't seem to get more than the first line solid with
> blocks...luckily that happens by just applying power!! haha
>
> Thanks
>
I feel your pain, having similar problems with a Parallel LCD!!!!!! [noparse]:([/noparse]
[noparse][[/noparse]Non-text portions of this message have been removed]