Re: 9010 Z-80 Pod Help needed

I know it's not the main subject, but i have different part numbers cables.

Z80QT 685461 twisted
6502 685479 twisted
8080 604769 flat - i have two each and didn't pass self test.
8085 685495 twisted

I also have one 6509 but it is lost.

JL
Em 10/03/2013 23:43, "Chris Loggans" <cloggans@yahoo.com> escreveu:

>
>
> --- On Sun, 3/10/13, John Robertson <jrr@flippers.com> wrote:
>
> > From: John Robertson <jrr@flippers.com>
> > Subject: Re: [Techtoolslist] 9010 Z-80 Pod Help needed
> > To: "Technical Tools Mail List" <techtoolslist@flippers.com>
> > Date: Sunday, March 10, 2013, 8:50 PM
> > Justin Johnson wrote:
> > > I swapped the Z80 and the 6532. Here is the
> > interesting part: When I swapped the Z80 no change but when
> > I swapped the 6532 pin 28 of U4 was now high. I
> > thought that was a good sign so I decided to run the self
> > test again and it failed. I then checked Pin 28 of U4
> > again and it was low again. What I suspect is that
> > when I purchased the new cables for the POD the guy shipped
> > me a 8085 40 pin cable rather than the z-80 and pin 20
> > of the cable grounded. When I ohm out the 40 pin cable pin
> > 20 is connected to the ground lug that goes to the screw on
> > the metal standoff. The number on the 40 pin cable is
> > 685495. Can someone verify the cable number is correct?
> > >
> > > Thanks
> > >
> > > Justin
> > >
> > According to the Z80 pod manual (up on the TTL archives) the
> > correct flat (not-twisted) cable (W2) is 585141 - the same
> > as the one used for the 6502 and 6802/8.
> >
> > The 6800 uses UUT cable 685479.
> > The 6809 & 8051 uses UUT (twisted) shielded cable
> > 680595
> > The 8080 uses UUT cable 680603
> > The Z80QT uses shielded UUT cable 685461
> > The Z8000 uses shielded UUT cable 650432
> >
> > The twisted pair UUT cables are NOT interchangeable due to
> > various pins being tied to ground. Not sure if the flat UUT
> > cables have shared grounded pins but I suspect so...
> >
> > John :-#)#
>
> I just checked some of my POD's and 685495 is the twisted pair cable for
> the 8085 POD. All of my Z80's have the twisted pair cable with the number
> John listed for the Z80QT: 685461. Just to add one more to the mix, I
> happened to be working on my 8080 POD's today and can say that all of my
> 8080 POD's have a twisted pair cable with the number 685487.
>
> Thanks,
> -Chris
>
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Received on Sun Mar 10 23:14:08 2013