[Techtoolslist] leland off road pal dump needed u85

[William Stillwell]

So, Theorically, one could just use the same information and dump the data
via an Arduino .

The only issue is being when they are registered or partially
registered/combinatorial.. 



-----Original Message-----
From: Techtoolslist [mailto:techtoolslist-bounces at flippers.com] On Behalf Of
Fabrizio Vasile
Sent: Tuesday, March 17, 2015 1:32 PM
To: jrr at flippers.com; Technical Tools Mail List
Subject: Re: [Techtoolslist] leland off road pal dump needed u85

I use this device to dump protected PLDs (in the project archive there is
also the software needed to analyze binary dumps):

http://dreamjam.co.uk/emuviews/pal/index.html




Il 17/03/2015 17:29, John Robertson ha scritto:
> What is the hardware needed? Perhaps it can be duplicated on this side 
> of the pond...
>
> John :-#)#
>
> On 03/17/2015 9:02 AM, Fabrizio Vasile wrote:
>> Yes, I have the hardware to dump it.The problem I'm located in Italy 
>> and there are chances the chip could get lost during shipping.
>>
>> Il 17/03/2015 16:51, William Stillwell ha scritto:
>>> It would be nice to get the chip / jed to Fabrizzo to put up on 
>>> jammarcade pld archive.
>>>
>>> He already mentioned he has the hardware to dump them.
>>>
>>>
>>>
>>> -----Original Message-----
>>> From: Techtoolslist [mailto:techtoolslist-bounces at flippers.com] On 
>>> Behalf Of Gary M. McTaggart
>>> Sent: Tuesday, March 17, 2015 10:11 AM
>>> To: Technical Tools Mail List
>>> Subject: Re: [Techtoolslist] leland off road pal dump needed u85
>>>
>>> I'll forward to Aaron Giles and see if he has the correct stuff to 
>>> dump these too. I could bring the chip to him.
>>>
>>>> On Mar 17, 2015, at 7:08 AM, Gary M. McTaggart 
>>>> <gary.mctaggart at gmail.com>
>>> wrote:
>>>> If you have your adapter, I can get a chip to you for the track 
>>>> pack Clay. I was in Portland yesterday. Wish I would had known 
>>>> then. :)
>>>>
>>>> I can mail you the chip for the track pack.
>>>>
>>>> Otherwise I can use my rom burner to read it, but that may take 
>>>> longer for
>>> me to get to.
>>>>
>>>>
>>>>> On Mar 17, 2015, at 12:32 AM, Clay Cowgill <c.cowgill at comcast.net>
>>>>> wrote:
>>>>>
>>>>> I might still have the exact adapter.  I'll look for it Tuesday 
>>>>> and report back here... I can take a few pictures of it. (I might 
>>>>> even have a Track Pack boardset and could just read the PROM in 
>>>>> here. I don't remember what's our machine in storage. I'll look. 
>>>>> If nothing else, if our PCB is the original one just reading and 
>>>>> duplicating that would serve as a proof of
>>>>> concept.)
>>>>>
>>>>> OE&CE can just be disconnected. Looking at the schematics all the 
>>>>> outputs are going to be push/pull (no tristate), so nothing 'special'
>>>>> required to brute-force the dump.  (Also, two outputs are not even
>>>>> used.)
>>>>>
>>>>> -Clay
>>>>>
>>>>> -----Original Message-----
>>>>> From: Techtoolslist [mailto:techtoolslist-bounces at flippers.com] On 
>>>>> Behalf Of tonyhtbsusa
>>>>> Sent: Monday, March 16, 2015 6:17 PM
>>>>> To: 'Technical Tools Mail List'
>>>>> Subject: Re: [Techtoolslist] leland off road pal dump needed u85
>>>>>
>>>>> Do you have a pinout of how you did it Did you go from pin one to 
>>>>> pin one Did it matter what address line or data line went to what 
>>>>> pin on eprom The
>>>>> 2716 starts at address 7 on pin 1 And data lines are split From 
>>>>> side to side What did you do with /oe or /ce Thanks tony
>>
>
>


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