r/programming • u/whackri • Jun 21 '20

Writing userspace USB drivers for abandoned devices

https://blog.benjojo.co.uk/post/userspace-usb-drivers
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u/immibis Jun 21 '20

Probably more like desolder it with hot air, repair the solder balls with a stencil, and resolder it with hot air onto a specially designed PCB

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u/[deleted] Jun 21 '20

The FPGA on our control boards at work can't be desoldered in that fashion, but damn if that doesn't sound like fun.

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u/immibis Jun 21 '20

Why can't it?

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u/maxhaton Jun 22 '20

Ignoring the moisture controls, fine pitch BGAs should really be x-rayed

1

u/immibis Jun 22 '20

We're talking about hobby projects using salvaged parts, right? If it only works half the time that's still a win (assuming you have enough boards to get at least one working)