[sdiy] Does usb c alternative mode allow analog signals on the multi-purpose pins?

Mike Bryant mbryant at futurehorizons.com
Tue Nov 15 23:37:46 CET 2022


Well that was effective then ... NOT :-)

All the Chinese vendors have now agreed on a standard wiring for PCIe extension over the USB-C cable.

________________________________
From: Synth-diy <synth-diy-bounces at synth-diy.org> on behalf of Chromatest J. Pantsmaker via Synth-diy <synth-diy at synth-diy.org>
Sent: 15 November 2022 20:23
To: cheater cheater <cheater00social at gmail.com>
Cc: synth-diy <synth-diy at synth-diy.org>
Subject: Re: [sdiy] Does usb c alternative mode allow analog signals on the multi-purpose pins?

"NOTE: Adopters may only use the USB Type-C® cable and connector to implement USB or third party functionality as expressly described in this Specification; all other uses are prohibited."
From:
https://www.usb.org/sites/default/files/USB%20Type-C%20Spec%20R2.0%20-%20August%202019.pdf


On Tue, Nov 15, 2022 at 11:08 AM cheater cheater via Synth-diy <synth-diy at synth-diy.org<mailto:synth-diy at synth-diy.org>> wrote:
As in subject. Is there anything in the spec that speaks against this?
Where would one go in order to get a definitive answer to this?
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