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[Lcdproc] Patch adds support for the Adafruit PiPlate


Chronological Thread 
  • From: jlbrogdon at gmail.com (Jonathan Brogdon)
  • Subject: [Lcdproc] Patch adds support for the Adafruit PiPlate
  • Date: Mon, 18 Feb 2013 09:34:55 -0600

You are correct regarding the blue backlight pin. I've fixed the code, and
attached a new patch.

Jon


On Tue, Feb 12, 2013 at 1:29 AM, Markus Dolze <bsdfan at nurfuerspam.de>
wrote:

> On 11.02.2013 22:32, Jonathan Brogdon wrote:
> > Never saw this on the mailing list, or a response. Re-sending.
> >
> > Jon
> >
> > ---------- Forwarded message ----------
> > From: *Jonathan Brogdon* <jlbrogdon at gmail.com
> > <mailto:jlbrogdon at gmail.com>>
> > Date: Sat, Feb 9, 2013 at 1:26 AM
> > Subject: [PATCH] Add support for the Adafruit PiPlate
> > To: lcdproc at lists.omnipotent.net <mailto:lcdproc at
> > lists.omnipotent.net>
> >
> >
> > For your consideration, I have attached a v0.5.6 patch which adds a
> > driver for the Adafruit PiPlate (http://adafruit.com/products/1109).
> > The PiPlate includes a HD44780 LCD and 5 button keys which is
> > accessed via a MCP23017 I2C IO expander.
> >
> > The driver was adapted from the HD44780-i2c driver, which uses the
> > PCF8574 I2C IO expander.
> >
> > Jon Brogdon
> >
>
> Hi,
>
> please read [1]. Thank you.
>
> [1] http://lcdproc.sourceforge.net/docs/current-dev.html#code-style
>
> According to the schematic from [1], the pin for blue backlight is on
> GPB0, not on GPA8 (which does not exist anyway).
>
> Is the schematic wrong or did I miss something?
>
> [2]
>
> http://learn.adafruit.com/system/assets/assets/000/003/861/original/pilcdplate.png?1360171818
>
> Regards,
> Markus
>
> _______________________________________________
> LCDproc mailing list
> LCDproc at lists.omnipotent.net
> http://lists.omnipotent.net/mailman/listinfo/lcdproc
>
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