Re: [orca-list] DoubleTalk on USB

[Luke Yelavich <themuso ubuntu com>]

On Tue, Dec 31, 2013 at 12:12:19PM EST, Jason White wrote:
> Thomas Ward <thomasward1978 gmail com> wrote:
> > Well, you have two problems. The first is not all USB to serial
> > adapters will work with your Doubletalk. I tried this option with a
> > number of hardware synths and discovered that some USB to serial
> > adapters work, and others don't for some reason.
>
> The reason, according to discussions on another mailing list, is that some USB
> to serial adapters don't implement all of the serial lines, in particular the
> hardware flow control required by some devices.

its also worth noting that speakup doesn't work with USB to serial adaptors. Speakup so far as I know can 
only work with onboard serial ports that use the traditional legacy ports, 3F8H etc.

Luke