[Arm-netbook] next step is a boot image

Luke Kenneth Casson Leighton lkcl at lkcl.net
Sun Jan 22 22:15:29 GMT 2023


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crowd-funded eco-conscious hardware: https://www.crowdsupply.com/eoma68

On Sun, Jan 22, 2023 at 7:46 PM Andreas Grapentin <andreas at grapentin.org> wrote:
>
>
>
> > On 19. Jan 2023, at 11:44, Luke Kenneth Casson Leighton <lkcl at lkcl.net> wrote:
> >
> > that's a serious short, yes, if the resistance between them is zero
> > (or close to it).  check the 5v rail.
>
> I removed the RT8288, and now the 5V rail is no longer short to ground. However, I still can’t power the board over USB, I only get around 13mV on the 5V rail. I’ll check around some more and see what I can find. maybe a resistor is faulty.

next thing to check will be the SY6280 which is a current-limiter IC.
datasheets and schematics:
https://hands.com/~lkcl/eoma/microdesktop/

l.



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