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Re: USB "null modem" cables and related Linux driver questions




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On Fri, Jun 01, 2018 at 08:23:42AM -0400, Stefan Monnier wrote:
> > The one choice you have is that one of both sides takes a step
> > back and plays "gadget" [...]

> The gadget API is the programming API offered by the kernel for the OTG
> ports: no OTG => no gadget!
> 
> > [OTG]

> More importantly, the USB ports which support OTG are driven by
> different hardware.

Ah, so the hardware has to play along...

> Right, you need both your hardware's USB port to support OTG and you
> need your kernel to have a driver that supports this hardware.
> AFAIK the driver is usually available.

Did I say I was handwaving?

Thanks for the clarifications!

Cheers
- -- tomás
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