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Lpc2000

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Message

Re: New to microprocessor

2005-11-11 by Eric

--- In lpc2000@yahoogroups.com, David Hawkins <dwh@o...> wrote:
>
> Eric wrote:
> 
> > 
> > Thanks for your reply. The only *driver* of Moschip is to set the
> > serial port to the PCI
> > (http://www.moschip.com/data/products/NM/linux.zip).
> > 
> > I don't know the exact model of the PCI chipset (Nm9715, Nm9755,
> > Nm9805, Nm9820, Nm9835, Nm9845, etc)
> > http://www.moschip.com/html/data_sheets.html
> 
> Well, according the PDF in the zip file refers to 9835 and 9735,
> and the data sheet link says that a 9835 is a PCI UART + parallel
> port, i.e., seems like the chip is destined for use in boards
> that add a parallel and serial port to your PC. In this case,
> the serial port has been attached to the LPC.
> 
> > I don't have a JTAG debugger, I also don't have Angel Debug Monitor. I
> > can only load the sample program to the LPC2114. If nothing comes out,
> > then I don't know what's wrong. Probably I'll have to tell my boss
> > about this mission impossible when he come back...
> 
> Well, if you can load programs to the LPC2114, you clearly have
> flash downloading etc working. You can get by without a debugger
> pretty easily. I've never used one with the LPC parts.
> 
> Start out with a startup file that sets up the vectors correctly
> and turn on an LED. Then work on a startup file that sets up the
> C environment and write a main.c that turns on an LED, ... small
> steps, make sure you understand each step. Then you'll understand
> how things work.
> 
> Don't blindly assume that you can just take GNUARM tools and
> get things to work on your processor.
> 
> If you don't understand the above comments - ask more!
> 
> Dave
>

Thanks for your reply. I'm not using an evaluation board, probably I
won't have any LED :p

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