[Coco] CoCo keyboard connector
Stephen H. Fischer
SFischer1 at Mindspring.com
Fri Mar 2 21:18:42 EST 2012
It may take a little work, as Maltedmedia still is being organized.
is the starting point to look.
That is the CoCo 3 one but I did not find the CoCo 2 one.
I think that they are also somewhere else on the Web.
----- Original Message -----
From: "Bruce W. Calkins" <brucewcalkins at charter.net>
To: "CoCoList for Color Computer Enthusiasts" <coco at maltedmedia.com>
Sent: Friday, March 02, 2012 4:26 PM
Subject: Re: [Coco] CoCo keyboard connector
> ----- Original Message -----
> From: "Allen Huffman"
>> Hey, is there a tech manual online somewhere? I'm interested in how the
>> CoCo keyboard connector works. I know it went to a thin mylar connector
>> for the CoCo 3, but wasn't it a ribbon cable for the CoCo 1?
>> Are the CoCo keys just switches, that open/close contacts and it's read
>> as an X by Y matrix of switches?
>> Allen Huffman -
> The thin Mylar connector came out with the "283" "F" board CoCo 1 and
> continued through the 2 and 3. The keyboard was a 7 by 8 matrix of SPST
> momentary contact switches. I rebuilt two "real" keyboards for my "E"
> board CoCo 1. I actually wore out the first.
> Bruce W.
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