Re: New User - Help!

"spw_lotus" <[email protected]>
Newsgroups gmane.comp.hardware.motorola.microcontrollers
Message-ID <[email protected]>

Hi Eric

Thanks for your reply.

Answers to your questions.

1. I have the Axiom PB-0555 board
2. I have downloaded the WindRiver (Diab) and CodeWarrior Compilers

The board came with an example 'hello world' C program that states it 
was compiled with the Diab compiler....however when I try to complie 
the example I get a linker error referencing the crt0.o file. I have 
contacted Axiom and await a response.

Hope this info helps!

Many thanks again for your response

Best regards

Steve Wiggins


--- In [email protected], "Eric" <Elsbon25@u...> wrote:
> 
> Hi Steve,
> 
> Yes, generally this stuff takes some time to get up to speed.  My
> experience is with an open-source RTOS that is probably overkill for
> what you want. 
> 
> In order to suggest something, how about a little more information:
> 1) What specific board do you have? 
> 2) What software do you have at the moment?  Just CodeWarrior?
> 
> Did your board come with any documentation?  Generally they have
> examples to work from.
> 
> -Eric
> 
> --- In [email protected], "spw_lotus" <swiggins@l...> wrote:
> > 
> > Hi All
> > 
> > I am new to powerpc programming and I am currently struggling to
> get 
> > any code running on my MPC555 processor.
> > 
> > Would I would ideally like is an IDIOTS guide (ideally with 
> > examples/source) on how to get started.
> > 
> > I have sample board with a MPC555 processor, it is preloaded with 
a 
> > monitor utility that enables me to upload an s19 hex file to RAM
> and 
> > then execute it. So I would ideally like to create such a file.
> > 
> > Firstly what are the best tools to use...I have never used
> Unix/Linux 
> > so these options would require a long learning curve. I have 
> > downloaded the CodeWarrior package (Ver 8.1) but it is very
> confusing.
> > 
> > All I want to do at present is generate the simplest possible 
> > program, maybe something that toggles a port pin or writes to a 
> > register, to confirm I can generate something that works. If this
> is 
> > done with a 'C' compiler then it would be nice to see a final 
> > assembly listing of the output so that I can see what is going on.
> > 
> > I apologise for my ignorance in this subject matter.
> > 
> > I have come from an 8051 microcontroller background and have
> written 
> > in both assembler and 'C' for this processor (using Keil Tools) 
and 
> > everything was pretty straightforward. I got a Keil evaluation 
and 
> > had a 'C' program up and running in a matter of hours on my 
target 
> > microcontroller.
> > 
> > For the MPC555 I have already spent days looking for a compiler 
or 
> > assembler with some basic examples I can use for my evaluation of 
> > this processor and I still don't have any code produced.
> > 
> > Any help/advice from you experts to get this idiot up and running 
> > would be gratefully appreciated.
> > 
> > Many thanks for taking the time to read to this point!
> > 
> > Best regards
> > Steve Wiggins





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