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Re: [AVR-Chat] Re: sending code to a chip - Palm and bootloaders

2004-06-26 by Dave VanHorn

>
>I have a program that I want to try out for my brother in Florida.
>I'm in NJ. : )  he has the PALM and the collage he is in has a
>greenhouse that he is taking care of.
>
>I figured that with a bootloader, I can write a new program if needed
>and e-mail it to him.
>
>Since he is working with plants, he has no electronical stuff.
>
>I was figuring a bootloader would let him send a new program without
>a programmer.
>
>But, the weekly changes would be changing variables like time ON for
>sprinklers and duration of run times.

I see..  An AVRISP could be used, if you could write NSB code to drive it.
I'll warn you of this though, there's no way to send $FF to the serial port 
in NSBasic.
Originally there was no way to send a null, because he uses null terminated 
strings.
So, he "fixed" it by translating FF to 00...
AARRRRGGGHHH..

Now we just convert FE to FF, and FD to FE, and....

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