[chbot] Next Robotics meeting, 17th Sept 2018 : ARM special

[Jimmy Allen]

I'll be going.

On 9/3/18, Stephen Irons <stephen at irons.nz> wrote:
> Make before break on the slide switch, connecting either power or
> ground to the I/O pin that was driving the other way?
>
> (I was once lucky, and only killed that specific pin when driving it
> that hard, rather than the whole device.)
>
> Stephen Irons
>
> On Mon, Sep 3, 2018 at 12:18 PM, Volker Kuhlmann <list57 at top.geek.nz>
> wrote:
>> I'll bring some ARM devices with me.
>>
>>
>> For boot loader remote debugging I set up 2 RPis, with one switching
>> the
>> power of the other. I used a 3-position slide switch, for off, on,
>> I/O-pin, to switch the gate of a p-channel MOSFET. This turned out to
>> be
>> a bad idea. Why? ;-)
>> First prize of a completely dead RPi to the person with the correct
>> answer, haha...
>>
>> Volker
>>
>> --
>> Volker Kuhlmann
>> http://volker.top.geek.nz/	Please do not CC list postings to me.
>>
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>