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From: bp@www.zefox.net
Newsgroups: sci.electronics.repair
Subject: Re: Waking up a serial port
Date: Wed, 19 Mar 2025 16:06:40 -0000 (UTC)
Organization: A noiseless patient Spider
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Jeff Liebermann <jeffl@cruzio.com> wrote:
> 
> 10 mm body might be a QFP64 package.
> <https://www.amazon.com/programming-machine-Size10x10mm-12x12mm-FPQ-64-0-5-06/dp/B0757JNQR4>
> 

That looks qualitatively correct for the package shape. It's harder to
judge exact size, but it's close.


> 
> Try an endoscope camera:
> <https://www.ebay.com/sch/i.html?_nkw=endoscope+camera&LH_PrefLoc=1>
> They comes in 5.5, 6, 7 or 8mm dia probes.  7mm seems to be a good
> compromise between viewing angle, depth of field and illumination.
> 

I tried looking on Amazon (no Ebay account and no desire to get one) and 
would prefer something that does not rely on a phone, but rather a desktop
computer running Linux. Apparently many such cameras support guvcview but
haven't found one that explictly says so on Amazon. I've posted a question 
and am awaiting a response. 

> 
> If you leave it torn apart, you'll eventually lose some parts or
> hardware which potentially will make it useless.  That's what recently
> happened to me with a Chinese 12VDC to 115VAC power supply.  Best to
> make your decision fairly soon.  

Agreed, it's back together for now. 

Thanks for writing!

bob prohaska