Re: Timer/counter interrupt
2006-05-30 by brendanmurphy37
Mukund, Personally, I d avoid the use of interrupt extensions to the language. Not for the first time, I d highly recommend the following:
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RE: [lpc2000] the race is on
2006-05-30 by Tim Wade
I suppose the next question is when? And how much? I must admit to shying away from ARM9 as I thought that you always got the MMU and that, unfortunately, was
Re: [lpc2000] Re: Timer/counter interrupt
2006-05-30 by Mukund Deshmukh
... No its winarm with gcc 4.0. Best Regards, Mukund Deshmukh. Beta Computronics Pvt Ltd 10/1, IT Park, Parsodi, Nagpur-440022 Cell - 9422113746
Re: [lpc2000] Another JTAG issue. Heads up
2006-05-30 by Tom Walsh
... Just a note, I got nailed by this one. Even though I knew better , fortunately it only took a few minutes to realize the mistake on the prototype wiring.
Re: [lpc2000] Problem with entering ISR
2006-05-30 by 3gpabko
... Is this some typing error ??? Should be: IO0CLR = LED; Also try adding a default ISR or write this: VICDefVectAddr = (unsigned long)timer0ISR; And see what
Re: [lpc2000] Re: Handling interrupts on RAM (debug) version
2006-05-30 by 3gpabko
... If you can verify with the debugger that MEMMAP is correctly set to 0x02 and that you have the correct exception vectors table at 0x40000000 pointing
Re: Problem with entering ISR
2006-05-29 by federr65
... I deleted the = mark accidentally while formatting the text for posting. Some more info that I didn t included in my first post: 1. I m using Crossworks
Re: Problem with entering ISR
2006-05-29 by bobtransformer
... Also, did you mean to have the single equals sign in the if statement instead of == ? ... if (IO0PIN=0) boB ... the ... Olicom) and ... fine,
RE: [lpc2000] the race is on
2006-05-29 by Paul Curtis
Hi Jan, These ARM9 devices are much more interesting than the LPC28xx and LPC3000--IMO. -- Paul Curtis, Rowley Associates Ltd http://www.rowley.co.uk
Re: [lpc2000] the race is on
2006-05-29 by Adam Malinowski
Nice uC. Unfortunately it hasn t MMU but it s still seems to be good product. P.S. Miło zobaczyć polskie nazwisko na międzynarodowej grupie :) ... Dzis tez
Re: Handling interrupts on RAM (debug) version
2006-05-29 by stefano_m_a
... OK :) ... OK :) ... Yes, both uart interrupts and timer interrupts, so i also think any interrups will work :( (not tested) Any other ideas ? I try with
Re: [lpc2000] Re: Handling interrupts on RAM (debug) version
2006-05-29 by 3gpabko
... Yes this seems to be OK. ... No. You are making a mistake. The remapping does not affect the program counter. In my code I have also: ldr pc,
Writing to the Flash problem
2006-05-29 by vlads4377
I write to the unclear area in the flash, but only try to change 1 to 0. I try to change only 6 bytes from 512 bytes chunk. As I told I change 6 bytes, all
Re: Timer/counter interrupt
2006-05-29 by Karl Olsen
... What version of GCC are you using? Version 3.3 and older had bugs in the interrupt entry/exit code that could show up like this. Karl Olsen
Re: LED & Button connection
2006-05-29 by c.barbaro
Hi, I don t know the the PIC18 port hardware details but, regarding your question 2, why configure the port pin as output? Usually the switch is connected
Timer/counter interrupt
2006-05-29 by Mukund Deshmukh
Hi, I have come across strange problem of time interrupt. My timer interrupt routine is very simple. void __attribute__ ((interrupt( IRQ ))) tc0_cmp(void); /*
Re: [lpc2000] Re: Problem with entering ISR
2006-05-29 by Piotr Fedorowicz
... Tried that already. Doesn t work :/
Re: Problem with entering ISR
2006-05-29 by willem_zx6r
Hi, try enabling the interrupt by removing the two slashes at calling the function __ARMLIB_enableIRQ()...
the race is on
2006-05-29 by Jan Szymanski
the new ARM9 controllers from ST are packed with features http://mcu.st.com/mcu/inchtml.php?fdir=pages&fnam=str9 ... and can be hand build. They have
Re: [lpc2000] LED & Button connection
2006-05-29 by Иван Кончаловский
Hello All. ... First of all thanks to everybody for your answers. Secondly i am not a newby in electronics and MCUs (as i think). So why i was asking this
Problem with entering ISR
2006-05-29 by federr65
I m just starting with LPC ( I have a LPC-H2138 board from Olicom) and at the beginning I m unable to solve the following problem: I have an Timer0 set to
Re: Handling interrupts on RAM (debug) version
2006-05-29 by stefano_m_a
My code has a classic startup written in assembly code that run the C main() function. Into the main() function i have: #ifdef RAM_RUN // Per la compilazione
Re: [lpc2000] Re: Handling interrupts on RAM (debug) version
2006-05-29 by 3gpabko
When you have set MEMMAP=2 and an exception occurs the ARM core will fetch from addresses 0x40000000 - 0x4000001C instead of 0x00000000 - 0x0000001C. That s
Re: Handling interrupts on RAM (debug) version
2006-05-29 by stefano_m_a
MEMMAP=2 is not enought ?? Thanks ! ... лично преживяна
Re: [lpc2000] 16x2 Lcd problem
2006-05-29 by omkar vyas
ya thankx peter but fortunatly i could solve the problem but i will definatly find my own space n forward u the link! ... I guess you have figured out by now
Re: [lpc2000] Re: Eagle library for LPC2292
2006-05-29 by Robert Adsett
... That usually means it was developed with a cracked version. Avoid. Robert Freedom has no meaning of itself. There are always restrictions, be they
Re: [lpc2000] Re: error for RDI in keil "MISSING DEVICE (R003:SECURITY KEY NOT FOUND)"
2006-05-29 by applehuu
error for RDI in keil MISSING DEVICE (R003:SECURITY KEY NOT FOUND) Because: http://www.keil.com/support/man/docs/license/license_errors.htm Security Key
Re: [lpc2000] Re: Eagle library for LPC2292
2006-05-29 by Samuel
YES ITS TRUE.... dave_albert wrote: FYI, this library does not open under current versions of Eagle...they indicate that the
Re: [lpc2000] Re: error for RDI in keil "MISSING DEVICE (R003:SECURITY KEY NOT FOUND)"
2006-05-28 by nader chinichian
hi i write simple serial test in keil. after start debugger it get in to the buger menu but nothing happend. beacuse it write a simple led flasher in iar and
Re: Eagle library for LPC2292
2006-05-28 by dave_albert
FYI, this library does not open under current versions of Eagle...they indicate that the library file is damaged. ... Yahoo! Security Centre.
Re: [lpc2000] IAP
2006-05-28 by Richard Duits
If you create a linker script that would link the RTOS in the first flash sector(s) and start the task on a flash sector boundary this may be possible. It
IAP
2006-05-28 by a_storic
Is it possible to program the LPC2129 micro for RTOS operation and then reprogram a task within the micro RTOS for a new function. IE program the micro to be a
Re: arm-elf-ld trouble
2006-05-28 by dgaydou
I haven´t had fixed my problem with the linker, but i´ve found helpfull those sites because i´m trying to port ucos_ii to LPC2114 and the examples from
Re: [lpc2000] 16x2 Lcd problem
2006-05-28 by Peter Jakacki
... I guess you have figured out by now that Yahoo strips attachments from posts. Could I suggest that you download the files to some public webspace and
Re: [lpc2000] Handling interrupts on RAM (debug) version
2006-05-27 by 3gpabko
Ensure that you have copied a correct exeption vectors table into RAM(0x40000000) at startup. Regards Zdravko ...
Re: [lpc2000] Re: arm-elf-ld trouble
2006-05-27 by David Hawkins
... If you want an example of some simple code, and a better understanding of what the tools are doing for you, take a look at:
Re: arm-elf-ld trouble
2006-05-27 by brendanmurphy37
As a general suggestion, try and get something very simple working, and work from there. In this case, I d suggest: - one C file, with one function - one
Re: arm-elf-ld trouble
2006-05-27 by rtstofer
If ld can t find your functions, maybe you aren t including the object file on the ld command line. I have crt.o (the object file from crt.s) as a searate
Re: error for RDI in keil "MISSING DEVICE (R003:SECURITY KEY NOT FOUND)"
2006-05-27 by Danish Ali
You have two totally separate issues: One message asking you to pay for a commercial license. The other that your code does not run. These are unrelated. Why
Re: [lpc2000] Re: error for RDI in keil "MISSING DEVICE (R003:SECURITY KEY NOT FOUND)"
2006-05-27 by nader chinichian
my code is about 10k not above 16k so the complier must work. if i use in GNU complier is it work? Sutton Mehaffey wrote: That message is no
Re: arm-elf-ld trouble
2006-05-27 by dgaydou
... same as ... masm ... underscore ( ... errors ... It´s verified, there is absolute coincidence. I´ve pased - y Problematic function to the linker, and
Re: [lpc2000] Re: arm-elf-ld trouble
2006-05-27 by Richard Duits
Make sure the identifier from your error message is exactly the same as the identifier after the .global. I used to code x86 assembler in masm or tasm and
Re: [lpc2000] 16x2 Lcd problem
2006-05-27 by omkar vyas
hi , Peter, Thankx i am sending all related files with this mail c firstly in arch.h i have data structure u can find all definations also in system.c - delay
Re: [lpc2000] 16x2 Lcd problem
2006-05-27 by Peter Jakacki
... No. 5 is alive! need input, need input .... please input hardware & software details for analysis We could just guess one of the thousands of different
16x2 Lcd problem
2006-05-27 by omkar vyas
hi, i have interfaced lcd to lpc 2104 - problem is when i send data on lcd above 0x49 its DB7 bit of lcd get set that is logic high! so i get some display of
Re: arm-elf-ld trouble
2006-05-27 by dgaydou
i´m afraid, i´ve already done it, as you tell me in your example. It must be something else... another idea, please. Thanks for your help ... sources
Re: LED & Button connection
2006-05-27 by unity0724
Umm... Cool down... guys... that heat generated here is enough to burn the 2pcs tiny 0603 resistors.... :) Everyone is right! - You should be able to pulse
Re: arm-elf-ld trouble
2006-05-26 by brendanmurphy37
... trouble ... with ... TPruebaLPC.ld - ... THAT ARE ... Thanks. ... Do you have the assembler directive .global in the assembler source file? Without it
arm-elf-ld trouble
2006-05-26 by dgaydou
Hi group, i`m doing my first steps with LPC2114 and gnuarm. I´ve found a trouble when i try to link the objects files from c-sources and as-sources with
Re: [lpc2000] Re: LED & Button connection
2006-05-26 by Leon Heller
... From: rtstofer To: Sent: Friday, May 26, 2006 8:02 PM Subject: [lpc2000] Re: LED & Button connection ...