New file uploaded to lpc2000
2005-02-28 by lpc2000@yahoogroups.com
Hello, This email message is a notification to let you know that a file has been uploaded to the Files area of the lpc2000 group. File :
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Re: [lpc2000] Re: Banchmarking different ARMs
2005-02-28 by Michael Anburaj
... Not, sure.. I am using pre-built GNU-ARM binaries. ... __________________________________ Do you Yahoo!? Yahoo! Mail - now with 250MB free storage. Learn
LPC2210 - ARM exception handling
2005-02-28 by Messal, Art
Hi All, I am using the LPC2210 with uC-OSII. I am in the process of writing exception handling routines. Does anyone know if there is a best know method to
Re: relocating code in RAM with lpc2106.
2005-02-28 by kennethwada
no; It is not imperative to set MEMMAP=0x2 as I did with the example. You need to do this MEMMAP=2 at any time AFTER relocating your vectors, and BEFORE
lpc2138 wakeup from rtc
2005-02-28 by arturo tramontini
hello folk s (excuse me for my english mistakes, please :) i have a problem in wakeup from powerdown using RTC. i set INTWAKE = 0x8002 (i use also EINT1 (p014
Re: [lpc2000] no rumor, it's official, The LPC3000 ARM9 family was announced by Philips
2005-02-28 by Robert Adsett
... Hmm, looked like a standard editorial rewrite of a press release to me (even on first read, a re-read simply confirms it). I expect I was reacting as much
Re: relocating code in RAM with lpc2106.
2005-02-28 by milind_pd
Hi Ken, Is it imperative that I have to set the MEMMAP register to 0x2 value, before I brach off to main()? From your code it seems that way. Here is the
Re: relocating code in RAM with lpc2106.
2005-02-28 by kennethwada
Hello Milind; Let us say... You are attempting to do a very advanced thing with the LPC2xxx chip. This is emminently doable though. In general, you need to do
Re: relocating code in RAM with lpc2106.
2005-02-28 by milind_pd
I am writing to the MEMMAP register after download. The actual command is the first line of my main() routine which was done as per Ashling guide. Milind ...
timer reset
2005-02-28 by zvonkobharije
hello i have a question regarding timer reset in lpc2138. (pclk = clk / 4) then I want to reset timer and I set T0TCR = 1. when I want to start timer again, I
Re: SPI Performance
2005-02-28 by haack0815
... Hi, for the usermanual take a look into the filesection of the forum and you can now order the 2138 from your distributor. Ask your distributor for the
RE: [lpc2000] Re: SPI Performance
2005-02-28 by James Dabbs
... Thanks! Looking now I see I missed your main point -- while the SPI on this part is a garden variety LPC SPI module, the SSP is a separate
RE: [lpc2000] Re: SPI Performance
2005-02-28 by Ronnie Leighty
I go it to work! But I had to select SSEL other words: PINSEL0 = 0x00005505; Boy that blows. I can t use multiple peripherals on that bus unless I neglect
Re: SPI Performance
2005-02-28 by haack0815
... below ... IO that s ... device so its ... anything other ... Hi Ronnie, what have you done with the SSEL0 pin ? It must be logical high to enable the SPI.
Re: SPI Performance
2005-02-28 by haack0815
... Hi, the LPC213x has an FIFO for 8 frames (4..16Bits). Andreas
RE: [lpc2000] Re: SPI Performance
2005-02-28 by Ronnie Leighty
SPI Related question: I m having trouble getting the SPI running on a LPC2119. I have the below setup routines and running in RAM. I m waiting to probe the
RE: [lpc2000] Re: SPI Performance
2005-02-28 by James Dabbs
... OK. Thanks. Can you really make use of this speed without a FIFO or DMA?
Re: relocating code in RAM with lpc2106.
2005-02-28 by mannem_sri
Hi All, I am also facing the same problem. I am trying to run the interrupts from SRAM and i have set that MEMMAP register also. But the interrupts are not
Re: [lpc2000] no rumor, it's official, The LPC3000 ARM9 family was announced by Philips
2005-02-28 by Rod Moffitt
Interesting, because all I could see in your email was a link to an article (not a press release) for Electronic News , with no link to the official press
Re: SPI Performance
2005-02-28 by haack0815
... The SPI of the LPC213x is 4 times faster (max 30MHz). Andreas
SPI Performance
2005-02-28 by James Dabbs
Do any of the LPC ARM s have faster SPI ports (like maybe with a FIFO), or are they all basically the same as LPC210X? I thought I saw mention here that one of
Re: [lpc2000] ARM7 with on-board ethernet
2005-02-28 by Jens Hildebrandt
Hi David, up to now I have only considered that chip for a project that was eventually realized using another IC. Back then, the data sheet on the Winbond page
Re: [lpc2000] Keil and LPC2294 - What am I doing wrong ?
2005-02-28 by Paulo de Almeida
Bill, Stupid me, I skipped that part in the datasheet :( Everything is OK now and my program is up and running :) Thanks to you and to Varuzhan. Regards Paulo
Re: [lpc2000] Re: Banchmarking different ARMs
2005-02-28 by 42Bastian Schick
Robert Adsett schrieb am Sun, 27 Feb ... The problem is, peoble believe in pure numbers, may it be port toggling or task
Re: [lpc2000] relocating code in RAM with lpc2106.
2005-02-28 by 42Bastian Schick
Milind Deshpande schrieb am Sun, 27 Feb 2005 ... When do you write the MEMMAP register ? Before or after downloading ? -- 42Bastian
Re: [lpc2000] relocating code in RAM with lpc2106.
2005-02-28 by 42Bastian Schick
Hong Jiang schrieb am Mon, 28 Feb 2005 09:20:19 +0800 (CST): Hong, check your email program to have correct quoting. ... He does set
Re: dotnetcpu
2005-02-28 by Richard
I took a look at this site and I must say that it left an impression. I finally found a platform based on the Ollie processor and in a form factor with 0.6
dotnetcpu
2005-02-28 by Jan Szymanski
another ARM7 here http://www.dotnetcpu.com Anyone tried it, yet ? Jan
Re: [lpc2000] relocating code in RAM with lpc2106.
2005-02-28 by Hong Jiang
Milind Deshpande wrote: Hi, I am a newbie doing firmware development on LPC2106 and using couple of interrupts for UART0 and TIMER1. The
Re: [lpc2000] Re: UART TX FIFO SIZE
2005-02-28 by Hong Jiang
... calculate the ... with the ... words ... FIFOs. ... I just wish they gave you a way to know how many bytes are in the FIFO (at least the tx fifo). In my
RE: [lpc2000] ARM7 with on-board ethernet
2005-02-28 by Joseph Goldburg
Yes, Can any one source the Winbond W90N740 chips that is. Regards Joseph ... From: David Kay [mailto:david.kay@adilam.com.au] Sent: Monday, 28 February 2005
RS485 bootloader ?
2005-02-27 by Lasse Madsen
Hi all, Has any one seen or made an open source serial boot loader for the LPC21xx? I m particularly looking for a bootloader that enables me to use RS485 in
relocating code in RAM with lpc2106.
2005-02-27 by Milind Deshpande
Hi, I am a newbie doing firmware development on LPC2106 and using couple of interrupts for UART0 and TIMER1. The interrupts work fine when the code resides in
RE: [lpc2000] ARM7 with on-board ethernet
2005-02-27 by David Kay
Hi Jens, Have you used the Winbond W90N740 before? It is a nice looking part; I even have a demo board running uC Linux sitting on my desk but I have been
Re: [lpc2000] Re: Banchmarking different ARMs
2005-02-27 by Robert Adsett
... Thanks ... You are more optimistic about that than I. At least at the level of differences the tests are likely to bring out. I don t really
RE: [lpc2000] Re: Banchmarking different ARMs
2005-02-27 by Robert Adsett
... Certainly a concern, but I just took a look at the results for an ST20 (under automotive and industrial) and code sizes for the various benchmarks ranged
Re: [lpc2000] Re: Banchmarking different ARMs
2005-02-27 by microbit
Hi Robert, ... I can answer that I think. I recently was timing / finetuning an ISR, and for all purposes I was calling the handler from a loop with a toggle
RE: [lpc2000] Re: Banchmarking different ARMs
2005-02-27 by Paul Curtis
Hi, ... The full suite EEMBC benchmarks are too big for many small micros, such as the LPC2104, I think. -- Paul Curtis, Rowley Associates Ltd
Re: Banchmarking different ARMs
2005-02-27 by tsvetanusunov
... toggling ... slowdown on ... The ... than ... both devices run up to 60Mhz, so LPC @60Mhz toggles with 5Mhz, while SAM7 @60Mhz toggles with 10Mhz. ...
Re: [lpc2000] Re: Banchmarking different ARMs
2005-02-27 by Robert Adsett
... That raises a question, I haven t seen answered. How does the pin toggling speed compare between an LPC running at full speed (60 MHz, no slowdown on the
RE: [lpc2000] Capture problem - counting towards no end...
2005-02-27 by Robert Adsett
... I ve (on more than a few occasions) also let my experience read into a datasheet something that wasn t there Usually it gets caught quickly, often on the
Re: [lpc2000] Watchdog and external Interrupt problem
2005-02-27 by Robert Adsett
... What mode are you normally in? You can t disable interrupts in user mode, but there is really no reason to ever be in user mode. Robert Freedom has no
Watchdog and external Interrupt problem
2005-02-27 by itsjustimpossible
Hi I am nearing the end of our first project with the LPC2294 and need to implement the watchdog. I am pretty sure I have it setup correctly, and with it in
Re: Banchmarking different ARMs
2005-02-27 by tsvetanusunov
... order ;) hehehe, this is why we would not use any code put on the web pages of compiler vendors for sure ;) ... narrow ... a ... have a ... this is one of
RE: [lpc2000] Capture problem - counting towards no end...
2005-02-27 by Lasse Madsen
Hi Robert, I finally figured it out around 3:30 AM. Void main (void) { while (1) /* Loop forever */ { delay();
Re: [lpc2000] Re: Banchmarking different ARMs
2005-02-27 by Alex Holden
... Do you mean libgcc? Or newlib? -- ... If it doesn t work, you re not hitting it with a big enough hammer
Re: [lpc2000] Re: Banchmarking different ARMs
2005-02-27 by Robert Adsett
Lies, damned lies, statistics and benchmarks. In about that order ;) An accurate indisputable benchmark I ve found generally covers too narrow an area to have
Re: [lpc2000] Re: UART0 vs UART1
2005-02-27 by Robert Adsett
... They would still be a way to verify your own approach didn t leave anything out though. ... Which raises two questions Have you verified that you have
Re: [lpc2000] can't get printf() to print on UART0 with GNU
2005-02-27 by Robert Adsett
... I appreciate the effort Anton. Robert Freedom has no meaning of itself. There are always restrictions, be they legal, genetic, or physical. If you
Re: [lpc2000] Capture problem - counting towards no end...
2005-02-27 by Robert Adsett
... Because there is nothing to stop it? You have to set up trigger on a rising edge and if your comment is correct you expect a rising edge every few