Tandy 1000 HX Problem

From: TeoZ <teoz_at_neo.rr.com>
Date: Tue Oct 28 08:59:56 2003

----- Original Message -----
From: "James Rice" <jrice54_at_charter.net>
To: "General Discussion: On-Topic and Off-Topic Posts"
<cctalk_at_classiccmp.org>
Sent: Tuesday, October 28, 2003 8:07 AM
Subject: Re: Tandy 1000 HX Problem


> That applies only to the HX-Ex series. The 1000, 1000A, 1000Sx, 1000TX
> series use a standard floppy that is not powered from the floppy cable,
> but the drive jumpers are used to control drive select and the cable
> does not have the usual twist. Also, 1000 series systems of this
> vintage, use the keyboard controller chip to control the floppy drives
> and a defective floppy or cable will disable or destroy the keyboard
> interface (don't ask how I know).
>
> I happen to have the Tandy 1000 technical reference manual. I really
> need to scan it sometime.
>
> The Tandy systems are very easy to expand. The hardest part is the DMA
> chip on the memory board instead of the motherboard. one you have a
> memory=plus board, expansion is very easy.
>
> James
>

A HD interface and maybe a standard serial port would be nice. An external
5.25 drive would make it easier to load the older software. Easy expansion
and cheap expansion on the HX dont go together. I would imagine the special
plus boards are hard to find and relatively expensive?
Received on Tue Oct 28 2003 - 08:59:56 GMT