Re: Tweaking a 9010 z80 pod to be a z80b pod?

Colin Davies wrote:
> I s'pose you could at a push swap the crystal on the game pcb to a
> slower one to do the fluke testing stuff with the slower z80 pod ???
>
> Obvioulsy the video wouldn't be to spec and such like.... but just a
> thought... feel free to blow me out of the water...
>
> Once the fluke has found faults and you have repaired them, you would
> re fit the old crysal and continue the troubleshooting...
>
> Regards, Colin
The problem might be with the CPU cable from the pod - the shorter the
better, or find the twisted pair type CPU cable and put it on the
Z-80(AA) pod.

John :-#)#
>
> ----- Original Message ----- From: <martin@guddler.co.uk>
> To: "Technical Tools Mail List" <techtoolslist@flippers.com>
> Sent: Tuesday, May 05, 2009 7:03 PM
> Subject: Re: [Techtoolslist] Tweaking a 9010 z80 pod to be a z80b pod?
>
>
>> MCR board sets are peculiar things. I have had only limited success
>> using a 9010 with them. I found that most of the time a Run UUT
>> simply wouldn't work but occasionally it would. The chances improved
>> when I burnt my own set of ROMs. This was Tron incidentally. I think
>> it had something to do with the speed of the ROMs and the Z80CTC.
>> I'd have to find my test rom set to look up the speed of the roms
>> that i ended up using.
>>
>> I seem to recall that I was able to do rom and ram tests ok.
>>
>> I should probably point out that this is going back about 5 years
>> now, hence the slightly vague response!
>>
>> Martin.
>>
>> On 1 May 2009, at 09:17, mike@the-coates.com wrote:
>>
>>> I can't think of any reason why it wouldn't work if you swopped the
>>> CPU in the pod for a B version, although I've obviously been lucky,
>>> my Z80 pod works fine at 6Mhz without me needing to do that.
>>>
>>> (I did however, replace the 12Mhz CPU with a 16Mhz one in my 68000
>>> pod)
>>>
>>> ---
>>>
>>> Trying to get a pair of spy hunter boards working. One is brain
>>> dead and I want to run it through the 9010 paces. But I don't have
>>> a z80b pod. Is it possible to mod a z80 pod to be a z80b pod?

-- 
John's Jukes Ltd. 2343 Main St., Vancouver, BC, Canada V5T 3C9 
Call (604)872-5757 or Fax 872-2010 (Pinballs, Jukes, VideoGames)
                 www.flippers.com 
"Old pinballers never die, they just flip out"
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