bit errors on spitz
andy at warmcat.com
Fri Mar 12 04:33:37 EST 2010
On 03/12/10 09:07, Somebody in the thread at some point said:
>> Unless there's more to it in the way the zaurus using it that regulator
>> isn't programmable digitally.
> OOPS, I made a mistake and linked ISL6721 instead of ISL6271 there.
> Now it is fixed:
> This one has I2C. It is connected to GPIO 3 (PWR_SCL) and GPIO 4
Thanks... that defaults to 1.3V on Vcore if you don't touch it. I guess
confirm on the CPU datasheet that it's OK for your selected CPU clock speed.
> I guess that Zaurus has a good power design and that voltage should be
> constant enough. CF has a dedicated step down (plus 2.8V power detector
In that case is the PXA CF driver PIO? Then it can be the same load on
Vcore issue in disguise.
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