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Re: AT91SAM and I2C
- From: Andrew Lunn <andrew at lunn dot ch>
- To: Jan Jacobs <hpjcon at mweb dot co dot za>
- Cc: ecos-discuss at ecos dot sourceware dot org
- Date: Sun, 6 Jan 2008 22:12:11 +0100
- Subject: Re: [ECOS] AT91SAM and I2C
- References: <009701c850a7$5ceb63b0$c800a8c0@jan03>
On Sun, Jan 06, 2008 at 11:01:51PM +0200, Jan Jacobs wrote:
> Hi All,
>
> I need an I2C (TWI) driver for the AT91SAM7X. I have started doing
> something, but want to find out if somebody has done one or has any advice?
I think somebody is working on such a driver. It was mentioned last
month. Take a look in the mail archive.
> Secondly, I think there might be a flaw with the I2C IO package.
> If the device you communication to does not use internal addressing (RTC,
> Sensor, etc) then the I2C IO API works.
> If the device requires internal addressing (EEPROM) I do not see how that
> gets conveyed via the I2C IO API?
I don't really follow. Do you want to make it look like the EEPROM is
memory mapped?
Andrew
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