Re: A89: Overwriting ROM (was Re: Linux Port)
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Re: A89: Overwriting ROM (was Re: Linux Port)
I got the source to one of the programs that uses it. For the record, I
don't understand it at all either, but I'm not going to give it out =)
> You say that you wont share the knowledge, then can I ask how you came
>to acquire this knowledge?
> - Matt
>
>> The secret of overwriting portions of the ROM will probably never be
shared
>> by those of us who know it - it's too powerful. Wormhole (one of the
French
>> guys) actually DID write a successful virus, and tested it himself - he
>> couldn't FLASH over his calc. And his antivirus didn't work, so he
actually
>> had to go into his ROM hex editor (I want one of those =) and fix it. . .
>> then again, I'm sure that he could have just screwed it up worse and sent
in
>> to TI to fix it =)
>>
>> Speaking of which, FYI, my calc should be down in Fort Worth now, being
>> repaired by TI. . . the graphlink broke and got stuck in the linkport. I
>> convinced them to send me a new calc to calc cable, too =)
>>
>> There's no point in porting Linux to a TI - name one feature worth having
on
>> the calculator. No Linux programs would be compatible with the calc
becuase
>> NOTHING is meant to work on a small 2-color LCD screen with such a weird
>> input system. The kernel doesn't have anything that would benefit a calc
>> with less than 400k of RAM. . .
>>
>> Also, I believe that to write an entire new ROM you must write it to be
>> compatible with the bootloader. A new ROM would have to be Flashed in,
not
>> sent via a program to overwrite the ROM. . .
>>
>> -Scott
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