Re: [lpc2100] Re: ARMermelator
2004-01-29 by Ben Dooks
... We have used the Oki ML674001s with external SST flash, as well as SDRAM (32Mb). We are intending to use the ML675001s as they have a higher clock rating
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Re: Dev. Tools & Hardware
2004-01-29 by ksrabit2000
Hi when you need a JTAG tool with Debugger, GNU compiler and examples fitting to LPC2100 and the existing LPC2100 baords than it seams that the Hitex tool
Re: Dev. Tools & Hardware
2004-01-29 by georgelpowell
Hi Brian I am looking like you for a good platform. I am familiar with the Atmel JTag ATmega128 IDE platform-nice and the Microchip MPlab IDE- nice too, but I
Re: ARMermelator
2004-01-29 by lpc2100_fan
Hi Bill, I agree the Oki parts are nice BUT, it is my understanding that they cost approx. the same amount without Flash as the LPC2104 with Flash. Adding an
Dev. Tools & Hardware
2004-01-29 by Brian C. Lane
I need to get some inexpensive development tools/hardware to make sure the LPC1xx is suitable for our needs. After digging about it looks like I should be able
Re: [lpc2100] Re: ARMermelator
2004-01-28 by Bill Knight
On Wed, 28 Jan 2004 15:41:00 -0000, kendwyer wrote: I have not heard any news on the new LPC s with external memory....Anyone? If you need a low cost ARM7 with
Re: [lpc2100] Re: 200 members!
2004-01-28 by Helge Fabricius-Hansen
I think that we shall be happy for the number of members there is today. Getting up to 500 or even 1000 makes it a lot harder to follow the messages. There is
Re: [lpc2100] greetings to the group
2004-01-28 by Leon Heller
... From: n172tj To: Sent: Wednesday, January 28, 2004 3:21 PM Subject: [lpc2100] greetings to the group ...
Re: ARMermelator
2004-01-28 by kendwyer
I have not heard any news on the new LPC s with external memory....Anyone? If you need a low cost ARM7 with external memory controller, Oki have similar parts
Re: [lpc2100] Re: 200 members!
2004-01-28 by Matthias Weingart
... However far away from the +4000 members of the basic stamp group and +2600 of the rabbit Z80 group. And I doubt, that the Philips Arm will be as popular as
greetings to the group
2004-01-28 by n172tj
just a fast HELLO to everybody, coming from LPC932 and a neophyte at ARM i ll have a steep learning curve... Joseph Tapay member 200 climbing the learning
Re: [lpc2100] Re: 200 members!
2004-01-28 by Joseph Tapay
LPC2104BBD48-S ARM CORE PROCESSORS $8.64 avail Qty:391 arrow.com Joseph Tapay member 200 ... From: Lewin A.R.W. Edwards To:
RE: [lpc2100] ice for plc2124
2004-01-28 by Hugh O'Keeffe
Hi George, Ashling offer a complete range of tools for LPC2xxx which have been available since first silicon. We re reasonably active in this group as well.
Re: ice for plc2124
2004-01-28 by ksrabit2000
Please have a look at: http://www.hitex.com/perm/arm_toolchain.html ... I ... saw ... design
Re: [lpc2100] ice for plc2124
2004-01-28 by Bogdan Marinescu
The ATMega is a very powerfull chip and it s perfect for a very large number of applications. If it wasn t good for you the only one to blame is yourself. You
ice for plc2124
2004-01-28 by georgelpowell
I need a good ICE for the PLC2124. Anybody suggest something good, I am still wet behind my ears with this stuff. It it interests anybody I thought the
ARMermelator
2004-01-28 by Pablo Bleyer Kocik
Hello. Some time ago I wrote about our ARMermelator board. Well, I just finished assembling and testing hardware version 1.2 of the core module and uploaded a
Re: [lpc2100] Re: 200 members!
2004-01-28 by Lewin A.R.W. Edwards
... LPC21xx is the right product at the right price. All they need to do is make it easier to acquire in small quantities... -- -- Lewin A.R.W. Edwards
Re: watchdogs, was Re: [lpc2100] Re: Stack checking
2004-01-28 by Lewin A.R.W. Edwards
... Yep, it s a good article. Ganssle has written/compiled a book [including that article, and many other snippets of great interest], which I had the
Re: 200 members!
2004-01-28 by lpc2100_fan
... Hi Leon, this is incredible, 200 members are great but almost 700 messages in 10 weeks is even better. Congrats! Let s make it a goal to hit the first page
watchdogs, was Re: [lpc2100] Re: Stack checking
2004-01-27 by Matthias Weingart
... Interesting article about watchdogs: http://www.ganssle.com/watchdogs.pdf Matthias
200 members!
2004-01-27 by leon_heller
I see we have just had our 200th member jo the groupin. Not bad for the couple of months the group has been in existence for. Leon
Re: [lpc2100] Re: Stack checking
2004-01-27 by Lewin A.R.W. Edwards
Interesting... ... I can t claim to have invented it, but I used this method for the first time in some code running on a Z-80 system, probably developed in
Re: [lpc2100] Re: Stack checking
2004-01-27 by Lewin A.R.W. Edwards
... Well, that s the problem with any WDT implementation, really - you ve got an exceedingly dumb peripheral that needs to have your intentions communicated to
Re: [lpc2100] Re: Stack checking
2004-01-27 by Robert Adsett
... Sounds very similar to a technique I have used in the past. In my case like your the watchdog was serviced in a timer interrupt and that interrupt
Re: Stack checking
2004-01-27 by Peter
... ISR, ... Nope... didn t mean to imply that - sorry, my mind went off at a tangent :) This was the subject of some debate at ARM, where the standard
Re: [lpc2100] Re: Stack checking
2004-01-27 by Lewin A.R.W. Edwards
... The care and feeding of watchdogs is a topic of many PhDs. The correct approach depends on the application and the hardware s idiosyncrasies. However, a
Re: Stack checking
2004-01-27 by Peter
... monitor ... code ... at ... reset. I have to agree with Lewin, in the ARM tools at least there s a significant performance penalty for turning on software
RE: [lpc2100] ARM/THUMB debug info
2004-01-27 by Hugh O'Keeffe
There is no specific option for thumb debug and none is needed. The GNU linker emits info that tells the debugger the code is either ARM or THUMB. Within the
Interrupts in C with GNU compiler
2004-01-27 by ksrabit2000
Does anyone have an example with interrupts written in C with the standard GNU compiler? I am missing the keyword interrupt. Thanks
Re: [lpc2100] Stack checking
2004-01-27 by Michael J. Pont
From: Ben Dooks ... Thanks - I ll explore this again. Michael.
Re: [lpc2100] Stack checking
2004-01-27 by Michael J. Pont
... From: Lewin A.R.W. Edwards ... I couldn t agree more. However, my thought is that - if I can get the feature to work - it may prove useful during
LPC2106 Power UP Sequence
2004-01-26 by Milos Prokic
Hi, I fabricated a board with LPC2106 on it (among other things) with this fancy power supply from TI - TPS70851. Small package, single chip 3.3 and 1.8V
Re: Timer interrupt problem
2004-01-26 by lpc2100_fan
Hi bob, don t know your environment, so just a thought. In case the frequency on the pins to monitor is predictable and different between the pins, it might be
More Secondary JTAG Port issues
2004-01-26 by Jim Beagley
I now have a board that has seperate connections for both JTAG ports (primary, secondary). I am experiencing the following problem. In warning, this one may be
Re: [lpc2100] Stack checking
2004-01-26 by Ben Dooks
... you can do several things: 1) warn the user that the stack is overflowing (better than exception) 2) extend the stack from somewhere (acorn used this for
RE: [lpc2100] Stack checking
2004-01-26 by Paul Curtis
Lewin, ... If you re developing, what s the harm in having some extra diagnostics in your toolset? Modula-2 and Pascal had this for years, with the ability to
Re: [lpc2100] Stack checking
2004-01-26 by Lewin A.R.W. Edwards
... Just IMHO, it is not desirable to rely on runtime stack checking in an embedded application. What is the program supposed to do when a stack overrun is
Re: [lpc2100] Stack checking
2004-01-26 by Ben Dooks
... last time i looked (2.95.3) it seemed to be producing correct output for stack checking -- Ben Q: What s a light-year? A: One-third less calories
Stack checking
2004-01-26 by Michael Pont
I m using the GNU C ARM Compiler Version 3.3.1, to compile for various members of the LPC21xx family. The option -mapcs-stack-check is recognised. However,
Re: [lpc2100] AT91 ARM Thumb
2004-01-26 by Ben Dooks
... yep, and of course the external flash option for larger code. -- Ben Q: What s a light-year? A: One-third less calories than a regular year.
Re: [lpc2100] AT91 ARM Thumb
2004-01-26 by Pablo Bleyer Kocik
... The Oki chips are very nice parts. They are almost the only company selling off-the shelf general purpose ARM7TDMI chips with an SDRAM controller (what
Re: AT91 ARM Thumb
2004-01-26 by hanley2k
On the Oki parts..... they have a few product series based on ARM7TDMI for gen.purpose applications and are pretty cost effective... (okisemi.com/us) they may
Re: [lpc2100] AT91 ARM Thumb
2004-01-26 by Lewin A.R.W. Edwards
... I think your best bet would be to discuss on Usenet in comp.arch.embedded and comp.sys.arm. There are many ARM developers there, and in fact I recall
Re: [lpc2100] AT91 ARM Thumb
2004-01-26 by Ben Dooks
... are there any more general groups for discussion of the lower end of ARM CPUs? the company I work for are just about to release an Oki ARM7 module, and it
Re: [lpc2100] AT91 ARM Thumb
2004-01-26 by Lewin A.R.W. Edwards
... It s not on-topic for this group, but the answers to your questions are: 1. For much higher-performance applications, e.g. DSP-heavy functions, they re a
AT91 ARM Thumb
2004-01-26 by Jamie Morken
Hi all, Just wondering what people think of the Atmel AT91 ARM Thumb chips? The AT91RM9200-QI-002 looks pretty interesting. It is 180MHz pqfp 208 package.
Re: ARM/THUMB debug info
2004-01-26 by hanley2k
... telling ... info ... I seem to remeber that Nohau did not support Thumb but it was to be added......I may be wrong
Just uploaded open source lpc21isp to my website http://www.clibb.de/
2004-01-25 by capiman@t-online.de
Hello, i just published my first version of the portable command-line ISP tool for LPC2104 / LPC2105 / LPC2106. It compiles and runs under Windows (VC6, VC7),
Re: [lpc2100] UCLinux
2004-01-25 by Robert Buadu
From the uCLinux website: linux vs. uClinux? Since uClinux was created to support non-MMU microprocessors, multitasking can be tricky. Most user applications