More on the Compupro

From: Joe <rigdonj_at_intellistar.net>
Date: Thu Jun 24 10:24:28 1999

At 04:39 PM 6/23/99 -0500, Arfon wrote:

>>1. "Disk n" disk controllers, n=1, 1A, 1B, 2, 3, or 4.
>>2. "CPU nn" CPU cards, nn=85/88, Z, etc.
>>3. "Interfacer n" I/O boards, n=1 to 4
>>4. "System Support" boards, with real time clock, console port, etc.
>>5. "RAM nn" boards, nn usually greater than 16.
>
>>>On a more serious note, I looked inside and there was:
>>> A Z-80 cpu card.
>>> 2 cards with 512K on them and were labled Disk something.
>>
>>Well, then, these are your disk controller(s). The "something" that
>>comes after Disk is very important in identifying them!
>>
>>The "512K" sounds like a Compupro board etch identifier, but I just
>>looked over my Compupro Disk 1's, 1A's, Disk 2's, and Disk 3's, and
>>none of them say 512K. Maybe it's a Disk 1B? Disk 4?
>
>Nope... I suspected RAM disc cards because 512K is the AMOUNT of RAM I
>counted (a board covered w/ 4116s). And there were no connectors to the
>boards other than the card edge.

  It sounds like an "MDRIVE/H" card. If so, it's a RAM disk board made by
Compupro. 512K was standard on them and each system could use up to 8 of
these boards.

   Joe
Received on Thu Jun 24 1999 - 10:24:28 BST