Re: CAT Box Project (interest gauge)

Nope, this unit was self contained, ran on a Z80 cpu. The image of it's
eprom is stuck on my APPLE II...
John :-#)#

Kev wrote:
>
> John Robertson wrote:
> > About 15 years ago a company called Polar Electronics LTD. (Guernsey,
> > Channel Islands) devised a neat little device based on the Z-80, that
> > would plug into the CPU socket and do a "search" of the available
> > address space and report back where it "found" RAM/ROM and I/O, based on
> > the type of CPU it was set for. This would work for the Z-80, 6502,
> > 6800, and the 8085. A list of it's capabilities:
> > 1: Rom checksum
> > 2: Test read/write to Ram
> > 3: Print out disassembled Rom
> > 4: read individual location
> > 5: write individual location
> > 6: read a programmed I/O location
> > 7: write a programmed I/O location
> > 8: decode block of ROM and print in HEX or ASCII
> > 9: checks for data buss shorts to Vcc, Gnd, address lines or other data
> > lines
> > 10: printout a memory map
> > Sounds sorta like the Fluke 9000/9010A Microprocessor Troubleshooter series, price one
> of those today (about $3000).
>
> > Not bad for 1984.
> > Now I did happen to archive the software (on an APPLE II argh) and still
> > have the schematics. Would this help out project along-a PC based CAT
> > BOX?
>
> Are you saying this thing ran on a Apple II? I'll be pulling my old one out tommorrow
> if that is the case :-)
> --
> Kev http://www.erols.com/mowerman <- Coin Op Video Game site
>
> REMOVE "?" FROM MY E-MAIL
> Looking for any Pac Man info & a few good PCBs...

-- 
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