Date   : Sun, 09 Apr 2006 10:18:10 +0100
From   : wookie <wooky@...>
Subject: Re: Electron serial port (cartridge?) info

Sprow wrote:
> Hi all,
> Other than a few hand waving references to a plus 1, and the magic address
> &FC60 I can't seem to find any concrete evidence that a serial port addon
> was ever made for the Electron.
> 
> Can anyone confirm/deny this. It seems that it was probably a cartridge,
> better still does anyone have a manual they could scan in?

All the one's I've heard of were a cartridge style, there was one on 
Ebay recently, but it went for WAY more than I was willing to pay.
> 
> I'm looking at making some more of my "2nd serial port" project, and thought
> I'd take the opportunity to move it up in the memory map to where it ought
> to be.

Atleast 2 companies made such an addon, Jafa Systems...

http://www.acornelectron.co.uk/info/jafa/i-rs423.html

documents available from...

http://www.acornelectron.co.uk/info/jafa/rs423cartridge.zip

and Andyk Ltd...

http://www.acornelectron.co.uk/info/andyk/i-rs423.html

-- 
Cheers
Wookie.