RE: [lpc2000] Re: Cheap SD Flash File System
2005-11-10 by Joel Winarske
... Where can one find your implementation? Joel
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RE: [lpc2000] Re: Cheap SD Flash File System
2005-11-10 by Paul Curtis
Joel, ... That wasn t the issue. The issue was that the PRLLC code did not handle subdirectories very well at all, it was tacked on as an afterthought. I
RE: [lpc2000] Re: Cheap SD Flash File System
2005-11-10 by Joel Winarske
... On XP it s formatting a 128MB SD card with FAT16 by default. The card out of the package was FAT16. I haven t tried a smaller card to see if there s a
RE: [lpc2000] Re: Cheap SD Flash File System
2005-11-10 by Joel Winarske
... The port was very straight forward. The big items are change structure packing to 1 byte and #defines for your compiler. And then implement three
Re: unsigned long versus unsigned int on ARM7
2005-11-10 by rtstofer
... equality and ... As I understood the debate, the C99 spec has changed the inequality to strictly
Re: [lpc2000] WIGGLER and cable length
2005-11-10 by Ake Hedman, eurosource
Thanks all for help on this. Switched to a 1 meter cable and got it to work on speed == 8 today. Thnaks a lot! /Ake ... -- ... Ake Hedman (YAP - Yet Another
Re: Unreliable Secondary JTAG Connection
2005-11-10 by bruce_p1
Yup, that what I did. I ll let everyone know what I find out. I heard all the LPC chips are getting rev d to fix errata soon, so this could be good timing if
RE: [lpc2000] Re: Cheap SD Flash File System
2005-11-10 by Bill Knight
... Paul I may be off on which FATxxx it supports. It has been a while since I last used it. It was written quite a while ago and lacked support for larger
Re: ARM-JTAG (Wiggler compatible)
2005-11-10 by derbaier
... You can probably use something like this for the least expense. It claims to be aimed at your particular problem. http://www.transdigital.net/info.htm
RE: [lpc2000] Re: Cheap SD Flash File System
2005-11-10 by Paul Curtis
Hi Bill, ... FAT12 is more complex than FAT16 when dealing with FAT 12-bit FAT entries that span a sector. A lot of SD cards are formatted FAT12 by default,
[lpc2000] Re: Cheap SD Flash File System
2005-11-10 by Bill Knight
A pretty good, open-source, no-pay FAT layer is available at . The implementation there is limited to FAT16 but can
Re: [lpc2000] ARM-JTAG (Wiggler compatible)
2005-11-10 by Michael Johnson
... Hi Doug, CrossConnect works only with CrossWorks. Regards Michael
locale settings
2005-11-10 by Adriano Levorse
Hi. My name is Adriano. Please, how can I change the locale settings? When I compile this const char ucTest[] = ÇÇÇÇÇ ; I get DC8 C7H,C7H,C7H,C7H,C7H
Re: [lpc2000] ARM-JTAG (Wiggler compatible)
2005-11-10 by Doug Sutherland
... I have a list of JTAG adapters here http://www.proficio.ca/#JTAG-Resources If anyone is aware of others not on that list, please let me know. I have a
Re: [lpc2000] Re: exit from debug state in THUMB mode
2005-11-10 by Radoslaw Mitura
I ll be waiting to hear the news from you. Thanks a lot. Radek ... __________________________________ Yahoo! FareChase: Search multiple travel sites in one
Re: [lpc2000] FreeRTOS on LPC2138
2005-11-10 by FreeRTOS Info
... Definitely start with the 2106 demo - this means you have the compiler options, startup code and a linker script all ready (the linker script needs
Re: [lpc2000] FreeRTOS on LPC2138
2005-11-10 by Peter Homann
Hi Richard, Thanks for your reply. Basically, I have a Keil MCB3130 board, but want to use GCC. I m able to get the Keil FreeRTOS demo to run under the Keil
FreeRTOS on LPC2138 (was: Uart receive timeout Interrupt?)
2005-11-10 by FreeRTOS Info
... You are trying to target the LPC2138, but I m a bit confused about the compiler you are wanting to use. Keil or GCC? The main difference between the
Re: [lpc2000] Re: ARM7+4UART+FLAHS?
2005-11-10 by Robert Wood
ST do four UART devices. The STR710 family all have four. Have a look at this flyer to get an idea. http://mcu.st.com/mcdfiles/1120203380.pdf Cheers, Rob
Re: [lpc2000] Re: Cheap SD Flash File System
2005-11-10 by Robert Wood
I am no expert on this, but I am lead to believe writing file systems for flash based storage systems is a tricky business if you want to get maximum life out
Re: Bit-fields are brain-dead (was Looking to buy compiler)
2005-11-10 by brendanmurphy37
Dan, I take your point: if a compiler vendor has taken the trouble to provide an easy-to-use and readable mechanism to access h/w registers, then why not use
RE: [lpc2000] Re: Cheap SD Flash File System
2005-11-10 by Paul Curtis
Robert, If you use MMC or SD cards, the on-board processor (an ARC is many cases, SanDisk is a fan) wear-levels the flash and swaps out defective sectors so
Re: Bit-fields are brain-dead (was Looking to buy compiler)
2005-11-10 by brendanmurphy37
Tom, I think you hit the nail on the head on both the pro and anti case ... and ... Pro bit-field: the code is more readable Anti bit-field: let the
Re: [lpc2000] Re: Uart receive timeout Interrupt?
2005-11-10 by Ake Hedman, eurosource
I have ported some samples for the MBC2130 and GCC that I can send you if you like. No FreeRTOS yet I m affraid. The samples I ported is the blink_switch
Re: [lpc2000] Re: Uart receive timeout Interrupt?
2005-11-10 by Peter Homann
Hi all, Well I ve got the MCB2130 talking to the Philips flash utility. Now I m not sure why? The only thing I can thing of is that I ve rebooted the PC? how
Re: ARM7+4UART+FLAHS?
2005-11-10 by Jan Szymanski
... Yes, foer example STR711FR2 http://www.st.com/stonline/stappl/productcatalog/app? path=/comp/stcom/PcStComRPNTableView.onClickFromPartNumber&code=111089&s
Re: [lpc2000] Re: exit from debug state in THUMB mode
2005-11-10 by Rob Jansen
... The only question is what will happen with the content of r15 during steps 11 and 12 (the LSB must stay 1 in order to jump to thumb mode). I have not even
Re: exit from debug state in THUMB mode
2005-11-10 by radoslaw_mitura
Does anyone know the proper way of exit from debug state to the thumb running state? This is not described in any available arm documents.
RE: [lpc2000] A/D converter: a conversion is never completed
2005-11-10 by Gromann, Klaus
Hi Joerg, you have set the BURST-bit (0x00010000)in the ADCR. I never tried this but the manual says that if this bit is set the ADC does repeated conversions
Re: [lpc2000] Re: ARM7+4UART+FLAHS?
2005-11-10 by Bisser Gatchev
Probably your WR signal is ahead of the CS. Check the timing of the LPC and the UART. Try placing a 220pF capacitor between WR and GND. It should delay WR long
Re: [lpc2000] ARM-JTAG (Wiggler compatible)
2005-11-10 by ffredrik
Hi, I had the same problem with my laptop. The cheapest and easiest way was to buy a port replicator, which provides a true LPT1: connection. A USB printer
Re: UBYTE alignment problem in structure
2005-11-10 by lehmannjluc
Hi, I read your message, which by the way is 10224 (not 10244), and I agree with you. However our problem is that we are using a library provided by the
Re: fixed address variable
2005-11-10 by szemzoandras
Hi, First, sorry for long mail. Thanks everybody for reply. Yes, I know I can address fixed address like: unsigned int *a = (void * )0x81000000; *a =
ARM-JTAG (Wiggler compatible)
2005-11-10 by Isamoung
Hi there, I was used in using Olimex ARM-JTAG (Wiggler) on my laptop. I now got a new laptop with no parallel port only usb. Are there any solutions to have
RE: [lpc2000] Jtag for arm!!
2005-11-10 by Michael Rubitschka
Hi Diego Please search the archive, this question is asked about two times a month. Or google for wiggler. Shouldn t be to difficult. Cheers Michael
Re: Uart receive timeout Interrupt?
2005-11-10 by rtstofer
... LPC is ... see if ... There s a bit of a discussion in the User Manual - in fact, I thought it was quite complete although I haven t tried to use it to
Re: ARM7+4UART+FLAHS?
2005-11-10 by gajareap
I am facing problems with 16C554 interfaced to LPC2294. 16C554 initialised to baudrate of 4800. Getting Chip Selects, getting WR signal but serial data not
Re: [lpc2000] Re: Looking to buy compiler
2005-11-10 by Robert Adsett
... Fair enough. That works (until it doesn t). ... Um, I think what I was writing about and what you read are two different things. I was referring to the
SOHO
2005-11-10 by SU
Hi, How to be a happy SOHO who can earn enough money, also keep healthy as well. M.T. ... From: lpc2000@yahoogroups.com [mailto:lpc2000@yahoogroups.com]On
Re: [lpc2000] Re: Uart receive timeout Interrupt?
2005-11-10 by Peter Homann
Hi, Thanks guys. I ll break out the test gear tonight. From what is being said, it is either a hardware problem, or the LPC is not entering boot mode. I can
Re: Uart receive timeout Interrupt?
2005-11-10 by rtstofer
... working. ... screw it up? ... #UM10120, top ... I read all around that paragraph. But that s the word - it can t be overwritten. Richard
Re: [lpc2000] Re: Uart receive timeout Interrupt?
2005-11-10 by Tom Walsh
... No, you cannot. According to the Philips doc that 8K sector is protected from erasure. Please refer to the Philips manual: LPC213x User Manual #UM10120,
Re: [lpc2000] LPC2138 won't communicate with the Philips flash utility.
2005-11-10 by Tom Walsh
... You can release it once it enters the bootloader, it is only necessary to hold it low to notify the processor that you wish it to run the bootloader. TomW
Re: [lpc2000] Re: Unreliable Secondary JTAG Connection
2005-11-10 by Tom Walsh
... Perhaps telephone the local Philips Field Rep and get on their case about the issue? Regards, TomW -- Tom Walsh - WN3L - Embedded Systems Consultant
Re: Uart receive timeout Interrupt?
2005-11-10 by rtstofer
... working. ... screw it up? ... We need Philips to weigh in on this. I noticed from the User Manual that IAP is prevented from overwriting the boot loader
Re: [lpc2000] Re: Uart receive timeout Interrupt?
2005-11-10 by Peter Homann
Richard, Yes, it had been working. I think I downloaded a Hex file for a processor other than the LPC2138 and then it seemed to stop working. I don t think it
Re: Uart receive timeout Interrupt?
2005-11-10 by rtstofer
... serial ... It might be a pretty dumb question on my part. It must have worked or at least that was the intent. That is a very nice design. No jumpers to
Re: [lpc2000] Re: Uart receive timeout Interrupt?
2005-11-10 by Peter Homann
Richard, Will do. The schematic for the board and how P0.14 is controlled via the serial port 0 is posted on their website at;
Re: Uart receive timeout Interrupt?
2005-11-10 by rtstofer
... am ... that, ... Please post your results re: the Philips utility controlling P0.14. The Olimex LPC2106 board doesn t make that assumption - there is a
Re: [lpc2000] Re: Uart receive timeout Interrupt?
2005-11-09 by Peter Homann
Hi Guillermo, THanks for the reply. As P0.14 is connected to the serial port, I am assuming it is controlled by the Philips utility. I will verify that, but