[asterisk-users] RS485 Audio device

[Matt Fredrickson]

On Fri, Oct 28, 2016 at 7:09 PM, Jerry Geis <jerry.geis at gmail.com> wrote:
> Hi All,
>
> Is there any devices or pair of devices that do audio over RS485
> and then convert to SIP for us in asterisk?
> Of course a speaker and push button at the other end.
>
> Is there anything like that out there?

Ok, I'll bite.  How does one do audio over RS485?

I've never worked with RS485, but from some brief googling it looks
like it's a fancy version of RS232.  I'm not sure where you'd get
(analog) audio from on RS232.

-- 
Matthew Fredrickson
Digium, Inc. | Engineering Manager
445 Jan Davis Drive NW - Huntsville, AL 35806 - USA