Re: USB "null modem" cables and related Linux driver questions
- Date: Thu, 31 May 2018 17:47:17 +0300
- From: Reco <recoverym4n@xxxxxxxxx>
- Subject: Re: USB "null modem" cables and related Linux driver questions
On Thu, May 31, 2018 at 09:21:27AM -0500, Richard Owlett wrote:
> I have two computers with USB ports.
> I wish them to communicate as simply as mid-20th-century computers did.
> Then we used RS232-C with a null modem &/or appropriate software software
> at both ends.
> The underlying problem is that both ends egotistically expect to be
I did the thing in the not-so-distant past.
It took two USB-RS232 converters (FDTI chipsets should work out of the
box), and a conventional RS232 null modem cable. Communication was
limited to 112500 bps, but I needed it for the serial console anyway.
As for the software part, agetty and minicom were all that was needed.