Re: [lpc2000] ARM-ELF-GCC and Malloc
2004-04-20 by microbit
Hi Milos, Didn t know you were into LPC2000 :-) Did my SOS port run OK then on CrossWorks MSP430 ? I find CrossWorks CTL _that_ much better again ! Very fast
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2004-04-20 by microbit
Hi Milos, Didn t know you were into LPC2000 :-) Did my SOS port run OK then on CrossWorks MSP430 ? I find CrossWorks CTL _that_ much better again ! Very fast
2004-04-20 by Milos Prokic
Hi, in my message from yesterday I forgot to specify that the compiler of choice is arm-elf-gcc. Please, anyone having any experience in how to get the malloc
2004-04-20 by leon_heller
... Scroll down the page. It s at the bottom. Leon
2004-04-20 by leon_heller
... Scroll down the page. It s at the bottom. Leon
2004-04-20 by microbit
Thanks Michael. Was this around just recently ? I only saw 1.1.4 ? -- Kris ... From: Michael Johnson To: Sent:
2004-04-20 by microbit
Thanks Michael, I ll compare to others and see what transpires. But it s good to hear your pos experience with the Keil board. -- Kris ... From: Michael J.
2004-04-20 by microbit
Thanks Hugh, I will look into this and compare. ... From: Hugh O Keeffe To: Sent: Monday, April 19, 2004
2004-04-19 by embeddedjanitor
... question, what are ... THUMB mode? (e.g. Do ... THUMB?) No. Register accesses etc are exactly the same for accessing the standard registers r0..r15 and
2004-04-19 by Michael Johnson
Message: 1 Date: Mon, 19 Apr 2004 12:10:03 +1000 From: microbit Subject: Re: Re: Help: Rowley CrossStudio & Wiggler Problem
2004-04-19 by Michael Johnson
... 59 ... how ... Try View | Symbol Browser Regards Michael
2004-04-19 by Michael Johnson
If you have access to the ISP UART it s possible to download and execute a program in RAM that turns on the secondary JTAG port. The enabling of the pins
2004-04-19 by jpsg123
Hi All, To reduce my code size, I m trying to build my project in THUMB. My question, what are the things that I need to watch out in the LPC2106 if I m
2004-04-19 by Michael J. Pont
There has been some discussion about the Keil MCB2100 board in the last day or so. I ve been using the Keil MCB2100 boards from Keil for several months. Except
2004-04-19 by Leon Heller
I ve installed the latest CrossWorks 1.2 version mentioned just now by Jon. FWIW it s fine with my LPC2106 board and Wiggler-alike - no problems with the flash
2004-04-19 by Hugh O'Keeffe
Hi Kris, We offer a range of foot print/programming adapters for our EVBA7 board which supports any of the 64 and 144 pin parts. Price/details available at:
2004-04-19 by Hugh O'Keeffe
Hi Gus, Yes, it does work, however, note the following: It s only supported on 64-pin/144-pin LPC2000 devices with a Boot Loader ID ... the Philips FlashISP
2004-04-19 by moruisg
Firstly, are you using the latest 1.2 RC release (http://www.rowley.co.uk/arm/arm_1_2_0.zip)? This version has improved LPC2000 support. It sounds like you are
2004-04-19 by Milos Prokic
Hi everyone, I m using LPC2106 for some system development, and I m having some trouble in getting the malloc to work properly. I was wondering if anyone has
2004-04-19 by nw_mcu
... Call me embarrassed! Thanks everyone for your help on this. I totally missed the lookup tables that translate the bits for the P and M values. Things
2004-04-19 by Robert Adsett
... I thought I d repeat the calculation for the rest of your results. ... I get Fcco of 235.2 MHz (in range), and cclk of 29.4 MHz ... Fcco = 352.8 MHz (out
2004-04-19 by microbit
... Thanks, I didn t look at the Philips website, because it has/had only eval boards that come with eval versions of complete tools ie. Ashling, IAR etc. I
2004-04-19 by microbit
... Hi, As I had mentioned before, if you re able to briefly assert P0.14 LOW while you start the debug (ie. while loader.exe is programming), then that will
2004-04-19 by microbit
... The Philips data is correct, I ve used the timers enough with different PLL settings, and the figures were always correct. As Robert pointed out, at that
2004-04-19 by microbit
Hi, ... It is correct. Look at the formula in the ref manual, there is a fixed divide value of 2, which I suspect is to ensure a 50% dutycycle on the clock.
2004-04-19 by Robert Adsett
... Ah, I see what s happening, I should have clued in earlier PlLLCFG of 61 gives PSEL of 3, MSEL of 1 That gives a P of 8 and and M of 2 In turn Fcco is
2004-04-19 by hc08jb8
E-Mailed em a few months ago, couple of times, still waiting for a reply ;) Let me know if yu have any luck. Jay ... site ARM ... C ... Interesting enough.
2004-04-19 by nw_mcu
... OK, I ve now confirmed the PLL problem! With my 2106, I get the following results: PLL OFF: 1150ns (14.7Mhz) PLLCFG = 0x61 (P=3, M=1): 577ns (should be
2004-04-18 by Michael Mathews
Thanks guys (Kris, Leon, and nw_mcu), for enlightening details (better than Philips docs) on PLL operation. I have been using Rowleys Crossworks with an
2004-04-18 by nw_mcu
... If you do the math on the numbers I posted they are all 17 clock cycles--i.e. a 14.7Mhz clock is 68ns * 17 = 1156ns and 231ns/17 = 73.5Mhz. I ve further
2004-04-18 by semetex01
I also have the same timeout errors with an Olimex LPC-P1 board and the Olimex JTAG cable using CrossStudio Eval. I tried with different PC configuration (PII
2004-04-18 by Robert Adsett
... How do you figure 231ns is a 73.5MHz clock? Robert Freedom has no meaning of itself. There are always restrictions, be they legal, genetic, or
2004-04-18 by Robert Adsett
... I will add here that the manual is quite correct ;) I ve had the PLL programmed incorrectly and the only obvious effect was to make the serial baud rate
2004-04-18 by capiman@t-online.de
Hello, has someone already a drawing of a LPC2212 or LPC2214 for eagle ? Regards, Martin
2004-04-18 by nw_mcu
... Keil quoted me $149 USD but didn t have any in stock. They said they re made in Europe (Germany I believe?) so they might be a bit cheaper there. Also,
2004-04-18 by nw_mcu
... I m using the LPC-P1 (no LCD). ... The DBG jumper has to be ON with the P1 board. This pulls DBGSEL high to allow the JTAG interface to work. The BSL
2004-04-18 by nw_mcu
... The demo code supplied by Rowley has P set to 1 and M set to 4 (PLLCFG = 0x24) in their example giving 59Mhz with a 14.7Mhz crystal. This gives a Fcco of
2004-04-18 by capiman@t-online.de
Hello, i want to use a big / fast / cheap memory on the external bus of the LPC2212 or LPC2214. Can someone recommend a memory chip ? Regards, Martin
2004-04-18 by microbit
It s a marginal issue that shows on some machines I think. I don t know whether it s the OS, or I/F or what, but I get the EXACT same misbehaviours as nw_mcu
2004-04-18 by capiman@t-online.de
Asked in January for the price and they told me 100 Euro + Tax + Shipping. Regards, Martin ... From: microbit To:
2004-04-18 by pontus.oldberg@invector.nu
You shouldn t have any problems at all. I am using the Olimex 2106-MT board together with CrossWorks and everything works like a charm.I have tried compiling
2004-04-18 by microbit
Thanks Martin, had a look, of course has the usual get a quote crap. Nowadays inexpensive still seems to put you out by $300-$400 for something you ll only
2004-04-18 by capiman@t-online.de
... Good ? I don t know, but Keil has one: http://www.keil.com/mcb2100/ Regards, Martin
2004-04-18 by microbit
Hi all, Anyone that can recommend a good, low cost eval board for LPC2119/LPC2129, (or a similar 64 pin part). I don t want to design my own HW just yet, as it
2004-04-18 by microbit
... That s what I had to do. For some mysterious reason, having it in bootloader mode when loader.exe is downloaded into RAM, but then letting go of P0.14
2004-04-18 by microbit
Howdy, ... There is a prescaler ! Look at PLLCFG register. If you for example are after 14.7 MHz * 4 = 58.8 MHz, then you would set the Multiplier(M) to 4, and
2004-04-18 by nw_mcu
... Thanks for the reply. I m using a regulated bench power supply to run the Olimex board (and Wiggler). To test your theory, I put a scope on the 1.8v and
2004-04-18 by nw_mcu
... nTRST is connected to the 20 pin JTAG header on the Olimex board. I have no idea what the Wiggler does with it as I don t have a schematic for the Wiggler.
2004-04-18 by microbit
Hi, At one stage I had problems with the Seehau environment and UART circular buffers, and I ran a sanity check with CrossStudio. Some of the problems you are
2004-04-18 by leon_heller
... interface. ... [tale of woe deleted] I ve not had any problems programming the flash with the Rowley software, apart from when the supply voltage was
2004-04-18 by nw_mcu
I m evaluating Rowley s CrossStudio and am having serious problems. I m using the Olimex 2106 demo board and the Wiggler JTAG interface. I m new to the LPC