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Re: LPC2131 board for $29!!!

2005-05-11 by Frank Sergeant

"NMI Sales" <nmisales@...> writes:

>> But, I wondered, why choose the smallest of the LPC213x series?

> Actually we have the LPC2138 available too.

Oh, thanks.  I had missed that when trying to browse your web site, but
I see it now.  So, ok, you cover the high and low-end LPC213x variants
after all.  That's great.

> We wanted to offer a board for everyone at a very attractive price and
> in order to do so, had to work in significant quantities. The LPC2131
> worked as a good baseline choice.

Good point.

>> ... aren't we throwing away a *lot* of the LPC213x I/O pins?  (I
>> don't know what to suggest.)

> I think we did pretty good in getting as many
> versatile I/O out on a very small board while
> still maintaining standard 0.1 spaced dual row
> header connection.

Ok, that sounds like a reasonable trade off.

> We do have the Plug-an-ARM using the LPC2106 that has more pins, but

I still failed to find this one on the web site.  (The site is a bit
difficult for me to navigate, using either Firefox or Konqueror on
Linux.  Whenever I right click on a link and choose "open in new tab" I
get the home page in the new tab rather than the page I'm trying to get,
so I have to start at the top and drill down again from the beginning
each time.)  I did find the Plug-an-ARM based on the LPC2129, though.

Eventually, I plan to try out my Forth on the Tini2106 board I got some
time ago.  I think it will work.  I put an Intel HEX file of the Forth,
set up for a 10 MHz crystal, on my web site, in case anyone wants to try
it out before I get to it.  (It is basically the same as the version
that works with the Olimex LPC2106 board except one is set up for a 10
MHz crystal and the other for a 14.xxxx crystal.)

Once I try that out, I hope to get a Tini2131 or Tini2138 and try it
there.

Does the TiniARM (Tini2106) carrier board also work for the Tini2131?

Thanks for the information.

--
Frank
Riscy Pygness -- Pygmy Forth for the ARM
http://pygmy.utoh.org/riscy

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