Re: [lpc2100] UCLinux
2004-01-25 by Lewin A.R.W. Edwards
... I would say, memory is too limited. Maybe you could try, as a purely academic exercise. -- -- Lewin A.R.W. Edwards (http://www.zws.com/) Learn how to
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UCLinux
2004-01-25 by gokbektas
Is it possible to use UcLinux with LPC210x? Which compiler/tools required?
ARM/THUMB debug info
2004-01-25 by James Dabbs
My debugger (nohau) takes offense when it steps into thumb code, telling me I need to change compiler debug options for disassembly to work properly. It sees
Re: [lpc2100] Sample!
2004-01-24 by David Willmore
... Sold! To the fast fingered englishman! I ll get it in the mail monday. I d like to thank everyone for playing the sample game. :) Cheers, David
Sample!
2004-01-24 by David Willmore
I got my free sample from Philips, today. Odd, it came with a letter saying here is your LPC932 sample but the card inside is a LPC2106B. Oh, joy, it s in
Re: [lpc2100] ecos for LPC2106 !
2004-01-24 by Leon Heller
... From: To: Sent: Saturday, January 24, 2004 3:47 PM Subject: [lpc2100] ecos for LPC2106 ! ... I ll have a go
ecos for LPC2106 !
2004-01-24 by capiman@t-online.de
Just got an email from Ashwin, that ecos port of LPC2106 was submitted. For details see: http://bugs.ecos.sourceware.org/show_bug.cgi?id=1000068 Someone here
RE: [lpc2100] What Tha..?
2004-01-24 by James Dabbs
... Yes, in the final analysis (after some sleep), this is a problem of how the Nohau debugger is showing the disassembled code, probably because I m not using
Re: [lpc2100] What Tha..?
2004-01-24 by Ben Dooks
... there seems to be some mysterious missing space between the addresses of several instructions, ie, 60000148 then 6000016c with no indication if there is
Just found a new prototyping board for LPC2106
2004-01-24 by capiman@t-online.de
http://www.adm-designs.com/user/PLUG2106.pdf Cost according to homepage 89 US$, they are located in Phoenix, AZ
Re: Timer interrupt problem
2004-01-24 by bobbruce000
... Because I need to monitor 16 pins and there are only seven pins configurable as capture triggers. -bob
Message 648
2004-01-24 by bobbruce000
... Yes, I am sure the value in R10 is correct. It is set during system init while in FIQ mode. To double check, I wrote a routine to send the value out the
Re: Timer interrupt problem
2004-01-23 by Richard
Why not use timer/capture instead of polling pins? Richard ... mode; this means that it doesn t have the same value as in user/system/supervisor mode. Try to
Re: [lpc2100] Timer interrupt problem
2004-01-23 by Bogdan Marinescu
Are you sure you re using the right r10? r10 is shadowed in FIQ mode; this means that it doesn t have the same value as in user/system/supervisor mode. Try to
RE: [lpc2100] What Tha..?
2004-01-23 by Lewin A.R.W. Edwards
... On principle, since you are using this for the 21xx, I suggest you use the Keil-supplied version. Yes, it is not the most recent. ... It depends on the
Timer interrupt problem
2004-01-23 by bobbruce000
I am using a LPC2106, and I need to monitor 16 pins for level changes. Since there aren t that many external interrupt pins, I decided to use a timer
Re: [lpc2100] Minimum JTAG connection?
2004-01-23 by Leon Heller
... From: Brian C. Lane To: Sent: Friday, January 23, 2004 9:56 PM Subject: [lpc2100] Minimum JTAG
RE: [lpc2100] What Tha..?
2004-01-23 by James Dabbs
I think my toolchain is trashed. I m getting universally BAD code. I downloaded 3.3.2 from here: http://www.ariusdsp.com/gnuarm/gnuarm.html But perhaps I
Minimum JTAG connection?
2004-01-23 by Brian C. Lane
What is the minimum number of pins needed for a JTAG connection? I see there are 2 JTAG ports on the LPC2106? Does it matter which ones are used, or is it just
Re: [lpc2100] What Tha..?
2004-01-23 by Robert Adsett
How large is the test case needed to generate this? Robert Freedom has no meaning of itself. There are always restrictions, be they legal, genetic, or
Re: [lpc2100] What Tha..?
2004-01-23 by Robert Adsett
Hmm, I wrote some interleaving comments of my working out what this does (I m not reflexively familiar with the ARM instruction set yet. However, I get a
Re: [lpc2100] What Tha..?
2004-01-23 by Bogdan Marinescu
Does this actually happen ?! This is a complete disaster !! I m more worried about the line above the one you mentioned, which always tries to write a 4 at
Re: [lpc2100] What Tha..?
2004-01-23 by Lewin A.R.W. Edwards
... That is quite interesting. What happens if you remove the register keyword? In theory, it should never be necessary - the compiler should be slick enough
What Tha..?
2004-01-23 by James Dabbs
Why is GNU 3.3.2 generating this code? Am I reading this wrong, or am I using the wrong compiler?? Thanks for any insight! void Test(unsigned long Base) {
Re: [lpc2100] Where can I buy 'em?
2004-01-23 by Robert Adsett
... Try Arrow http://www.arrow.com Robert Freedom has no meaning of itself. There are always restrictions, be they legal, genetic, or physical. If you
Re: [lpc2100] Where can I buy 'em?
2004-01-23 by Leon Heller
... From: Brian C. Lane To: Sent: Friday, January 23, 2004 7:50 PM Subject: [lpc2100] Where can I buy em?
Re: [lpc2100] Where can I buy 'em?
2004-01-23 by Lewin A.R.W. Edwards
... Future/Active. $9.95 each, 250pc tray. Call them and ask if they have a broken tray. They frequently have smaller quantities available due to shipping
Where can I buy 'em?
2004-01-23 by Brian C. Lane
Hello, sorry for asking such a direct question as my first post, but I m feeling a bit dense today. Some of you are familiar with me from the msp430 group, I m
Re: Programming the flash memory through the JTAG port
2004-01-23 by russian_beagle
... over ... being ... without ... the ... in ... support ... detail ... used by ... You right. But by chance I can erase the bootloader. I found in our
RE: [lpc2100] _call_via_r1, _call_via_r2, etc..
2004-01-23 by Bogdan Marinescu
This is what I found on my system: ./lib/gcc-lib/arm-elf/3.1/libgcc.a _call_via_rX.o: 0000002c T _call_via_fp 00000030 T _call_via_ip 00000038 T _call_via_lr
RE: [lpc2100] _call_via_r1, _call_via_r2, etc..
2004-01-23 by James Dabbs
For posterity: the solution to this is to link with arm-elf-gcc, and not directly with arm-elf-ld. Thanks! ... From: James Dabbs [mailto:jdabbs@tga.com] Sent:
_call_via_r1, _call_via_r2, etc..
2004-01-22 by James Dabbs
The linker is bitching about these, which I m sure are ARM Thumb interworking stubs, probably stripped out because of nostartupfiles, or nostdlib.. I d like
Re: More ld script questions..
2004-01-22 by robertadsett
... That I can offer some help with. Search for (google +gnu +ld +pdf). That gets you several links including http://www.soundart-hot.com/files/pdf/gnu/ld.pdf
Emdedded Internet With LPC2106
2004-01-22 by gokbektas
Is there any free TCP/IP + PPP stack for LPC210x series? If there is not, I ll port Motorola AN2120 to LPC210x for our development board. But if there is, I
RE: [lpc2100] More ld script questions..
2004-01-22 by Bogdan Marinescu
... I m sorry, I must have missed that part of the manual. Actually I m still unable to find it. ... You bet :) ... Of course, you are right; I didn t realize
RE: [lpc2100] More ld script questions..
2004-01-22 by Robert Adsett
... His original syntax is more or less straight out of the ld manual. ... ld should handle that transparently. All the records that are in FLASH will already
Re: [lpc2100] Setting/Clearing IO Pins
2004-01-22 by Robert Adsett
... Ahh, but the question is how fast can it do it? My original measurements are at http://groups.yahoo.com/group/lpc2100/message/37 I ve since turned on
RE: [lpc2100] More ld script questions..
2004-01-22 by Bogdan Marinescu
... I didn t see anybody using AT in this way. My linker script would probably look like this instead: .ramtext : AT( ADDR( flash ) + SIZEOF( prog ) ) { /*
Re: Programming the flash memory through the JTAG port
2004-01-22 by lpc2100_fan
... It is by definition possible to program the device through JTAG. However, Paul brought up the most important issue, compatibility over a longer periode
Setting/Clearing IO Pins
2004-01-22 by Bill Knight
I vaguely remember a discussion on the list a while back about having to use IOSET & IOCLR to output a value to pins on the LPC. The problem was there was a
Re: [lpc2100] Ldr shorthand and gas
2004-01-22 by Lewin A.R.W. Edwards
... Yes. Progress marches on ;) -- -- Lewin A.R.W. Edwards (http://www.zws.com/) Learn how to develop high-end embedded systems on a tight budget!
Ldr shorthand and gas
2004-01-22 by James Dabbs
Does this ADS-style shorthand now work with GAS version 3.3+? ldr r0,=0x80000000 (To load r0 with the constant 0x80000000, where the assembler decomposes it
Command Line Option of the LPC2000 Flash Utility
2004-01-22 by Richard
There is a simple erase/program command line option for this utility: The syntax for starting the program in automatic mode with command line arguments is as
RE: [lpc2100] More ld script questions..
2004-01-22 by Robert Adsett
At 11:52 AM 1/22/04 -0500, you wrote: snip ... That sounds right. Robert Freedom has no meaning of itself. There are always restrictions, be they legal,
RE: [lpc2100] More ld script questions..
2004-01-22 by James Dabbs
OK.. * is a wildcard.. I guess I should have figure that one out.. Another question, more conceptual. This ld uses named sections, using to say where it
Re: [lpc2100] More ld script questions..
2004-01-22 by Bogdan Marinescu
... I searched the net a bit and the only thing I found is that it could be a matter of gcc versions. Apparently, gcc versions prior to 3.1.x didn t generate
Re: [lpc2100] More ld script questions..
2004-01-22 by Lewin A.R.W. Edwards
... I wonder what the difference is, then. If I build a C project (at least, the projects I have around here - several of which are _very_ complicated), I only
Re: [lpc2100] More ld script questions..
2004-01-22 by Bogdan Marinescu
I can see a rodata.str1.4 section in one of the programs compiled with gcc for my Atmel AT91M40800 (ARM7TDMI core) board. It s NOT a c++ project and it doesn t
Re: [lpc2100] More ld script questions..
2004-01-22 by Lewin A.R.W. Edwards
... Don t quote me on this, but I _believe_ C++ code may generate stuff in segments named .rodata-something. I vigorously avoid C++ in embedded projects, so I
Re: [lpc2100] More ld script questions..
2004-01-22 by Robert Adsett
... Not all the readonly data ends up in .rodata. Some of it ends up in other sections (the * is just a wildcard match). This is an area of the compiler that