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In lugnet.robotics.nxt.nxthacking, Brian Davis wrote:
> In lugnet.robotics.nxt.nxthacking, Alexis Morris wrote:
>
> > does anyone know why plain C code can't just
> > compile and run on the NXT...
>
> I suspect it could, but I'm not sure that's an approach you want to take. For
> one thing, there's the question of how to address and handle all the special HW
> that is attached to the ARM inside the NXT... and furthermore communicate with
> the two other processors on-board, one that handles BT communication and another
> that deals with the motor drivers. And then there's the LCD screen to address,
> the buttons to decode, both analog and digital (I2C) sensors to handle, etc.
> You'd have to have significant libraries carefully defined to handle all this,
> and some of it (the aux processors, for instance) you're pretty much stuck with
> what's on there.
>
> In short, most of us are far too lazy and uneducated to make the NXT work at a
> bare-metal level without the help of others smarter and more driven than
> ourselves (thank you Dick, Ralph, John, Brian, and others for all these
> wonderful 3rd party offerings!).
>
> > Additionally, the C-ish NXT programming options are
> > using the VM approach...
>
> Another reason that a VM approach might be handy is it makes it very hard for
> the end user to "brick" the NXT, locking it up into some inaccessible mode or
> loop. With end users like me, VM approaches are very user-friendly.
Hi there,
Thanks for venturing those reasons. I had been thinking that with the release of
the NXT firmware that there may be options to compile code that worked directly
with the firmware.
Cheers
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Message has 1 Reply:
 | | RE: NXT Programming with C Question
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| (...) Ralph and Brian have provided good input that parallels my experience. Here's a little more information. If you have access to the IAR tools you can compile the NXT firmware available in the NXT SDK from LEGO "out of the box". I believe there (...) (18 years ago, 20-May-07, to lugnet.robotics.nxt.nxthacking)
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Message is in Reply To:
| | Re: NXT Programming with C Question
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| (...) I suspect it could, but I'm not sure that's an approach you want to take. For one thing, there's the question of how to address and handle all the special HW that is attached to the ARM inside the NXT... and furthermore communicate with the (...) (18 years ago, 19-May-07, to lugnet.robotics.nxt.nxthacking)
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