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Re: ARM7 ADC drivers - any progress?
- From: Andrew Lunn <andrew at lunn dot ch>
- To: Steven Clugston <steven dot clugston at newcastle dot ac dot uk>
- Cc: ecos-discuss <ecos-discuss at ecos dot sourceware dot org>
- Date: Tue, 1 Sep 2009 11:50:10 +0200
- Subject: Re: [ECOS] ARM7 ADC drivers - any progress?
- References: <4DCF6DBD3535F742BB167C528BBEE9803824B9D6A5@EXSAN01.campus.ncl.ac.uk> <op.ut4pxzbokeg3uf@localhost> <4DCF6DBD3535F742BB167C528BBEE9803827660766@EXSAN01.campus.ncl.ac.uk> <op.uyyweltykeg3uf@localhost> <4DCF6DBD3535F742BB167C528BBEE9803827660BD7@EXSAN01.campus.ncl.ac.uk>
> I'm slightly confused by a couple of things, perhaps someone who is
> familiar with the AT91 hal code might be able to clearup.
The HAL can get its tick from two different sources. Some devices, ag
the AT91SAM, have a PIT, programmable Interrupt Timer. All AT91 have
TC, Timer Counter. There is a CDL option to control which is used.
Andrew
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