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Re: Not "open source" hardware, "free design" hardware
From: |
Jacob Hrbek |
Subject: |
Re: Not "open source" hardware, "free design" hardware |
Date: |
Tue, 01 Feb 2022 05:10:59 +0000 |
Does it include schematics of chips as well as schematics of boards? -- RMS
Usually depending on the chip e.g. Power Management Units (PMUs) are usually
very simple circuits that don't have any firmware and they work by taking power
and then converting it in power rails to power other components.
It's still important to have schematics for those as knowing how these work
will avoid major failure (i've seen a cases where those caused a fire, because
the developer didn't know how they work)
What word can we use instead of "designs" to make it clear it includes these?
-- RMS
I use the term eCAD files, but it's not accurate as it doesn't include the
firmware.. Maybe fabricating files? as in files used for fabrication of the
device?
How hard is it to make a layout, given a schematic? -- RMS
If you have a schematics that is past the prototyping phase then I would
compare it to a simple math you just have to do a lot of it.
Schematic that is pre-prototyping would be
comparable to doing equasions on a middle school to me.
On 2/1/22 06:04, Richard Stallman wrote:
Does it include schematics of chips
as well as schematics of boards?
--
Jacob Hrbek, In support of ukraine sovereignty #supportUkraine
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