Re: TI-H: NEW expander design


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Re: TI-H: NEW expander design




I think that idea would rule!!  You could eventually make it in all
calculator formats.  Im don't know ASM, so I can help at all, but I think
its a pretty good idea.  How much memory will a playstation memory card hold?


At 06:27 AM 2/14/98 EST, you wrote:
>
>The playstation memory card was mentioned a while ago, and I always
>thought that ut was a good idea, just because of cost, and
>availibility...  So make your expander, I say, but don't limit it only to
>the 82...
>And if possible, it would be great if it was made as a drive, so you
>could swap memory cards...
>
>- noah zoschke (nzoschke@juno.com)
>
>On Fri, 13 Feb 1998 08:12:59 PST "Richard Piotter"
><richfiles1@hotmail.com> writes:
>>
>>What's the point? The hardware only needs fine tuning. The TI-82 is 
>>the 
>>problem!!! I heard that the current shell doesn't have very godd 
>>support 
>>for something and it makes accurate drivers difficult. The hardware 
>>doesn't need to be re invented. It's the driver that's taking so long. 
>>
>>If you want to, go ahead and make the driver. It would be interesting 
>>to 
>>see it made, but if it's time you're worring about, then it would be a 
>>
>>waste of it to spend time o on a driver for something new, when one is 
>>
>>being worked on now.
>>
>>>
>>>
>>>I was getting a bit tired of waiting for expanders to finally get 
>>working for 
>>>my 82 (no offense to anyone)  and so I looked around on the net for 
>>chips and 
>>>such to use as an expander.  I think I have found a solution.  I 
>>found 
>>a paper 
>>>describing the communication protocol and storage format for a 
>>Playstation 
>>>memory card.  It uses a 3 pin interface, however I have designed an 
>>adapter 
>>>that will convert it to two pins.  I just need help in writing a 
>>driver 
>>>because I am not good a ASM programming.  I can try to whip up a 
>>circuit 
>>>schematic in the next few days along with the protocol and storage 
>>format.  I 
>>>am just looking for help on how to write a good driver program I 
>>already have 
>>>a good idea in my mind what it needs to do.  Thank you all for your 
>>time.
>>>
>>>
>>
>>
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