[Techtoolslist] leland off road pal dump needed u85

[William Stillwell]

http://www.jammarcade.net/pal-dumping-with-the-boardmaster-4000/





-----Original Message-----
From: Techtoolslist [mailto:techtoolslist-bounces at flippers.com] On Behalf Of
John Robertson
Sent: Tuesday, March 17, 2015 12:29 PM
To: Technical Tools Mail List
Subject: Re: [Techtoolslist] leland off road pal dump needed u85

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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