Re: FAT file system
2004-09-24 by Gus
Peter, Yes, board and chips are available. Why you don t want FAT32? did you think that at some point in the future you will need a larger media that is FAT32?
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LPC2000 home page Soon to come
2004-09-24 by balazs_scherer
Hello, I have read at the LPC2000 home page that new 64-pin versions with extended on-chip memory, Brown Out Detect, RTC in Power Down, ADC and DAC will soon
Re: [lpc2000] Re: FAT file system ==>warning
2004-09-24 by Matthias Weingart
... As far as I remember M$ system software does not use the second table in case of damage of the otner one. Only special software (e.g. norton disc doctor)
RE: [lpc2000] Re: FAT file system ==>warning
2004-09-23 by Lasse Madsen
Hi Charles I ve been working with FAT for a long time and it really isn t that bad... of cause there s a lot of ways to go bad (messing up allocation tables
Re: GPIO documentation?
2004-09-23 by embeddedjanitor
... the ... so ... Peter This is not conclusive stuff from Philips, but the main reason I can see for the problem is that the GPIO is a peripheral hanging off
Re: FAT file system ==>warning
2004-09-23 by embeddedjanitor
I have read parts of the thread on FAT file system, and feel some moral responsibility to raise a warning. If you re using FAT as a method of
Re: FAT file system
2004-09-23 by bty639886
Gus, Is your dev board available? Is the ALFAT software available? I require compact flash read/write only (no need for fat32) Please advise, Kind Regards,
Re: Idle mode power consumption
2004-09-23 by lpc2100_fan
Hi Yug, the device works perfectly well with PLL, just slower. The PLL alone is probably consuming around 1 mA and with the PLL disabled, the whole device is
Re: Idle mode power consumption
2004-09-23 by yugandhar_vasi
I observed that when PLL is on, I cannot bring down the power consumption equal, to that of when Boot loader is running, I wonder what boot loader is doing (if
GPIO documentation?
2004-09-23 by Peter Jakacki
Has anyone ever received a conclusive reply from Philips concerning the reason for the slow GPIO? I just would like to know why this port is so slow, I am
Re: IAR interrupt problem
2004-09-22 by Leighton Rowe
... not ... that ... an ... the ... it ... I ... () and __disable_interrupt(). ... I remember this happening to me before, but at the time I wasn t sure why.
Re: Constructors
2004-09-22 by dave_albert
You re absolutely right...thanks Karl! Clearly my constructors aren t doing any comparisons that set the zero flag (since this works for me) per Karl s
Re: Constructors
2004-09-22 by Karl Olsen
... Won t the called constructor likely modify the zero flag so that the bne Ctor_Loop might terminate the loop prematurely? Karl Olsen
Re: IAR interrupt problem
2004-09-22 by ducatman2000
You are right, I made a mistake writing my previous mail, it was not __enable_intrinsic() but of course __enable_interrupt(). Now I have introduced the IRQ
Re: Constructors
2004-09-22 by dave_albert
Here s a snippet of code I use to call C++ constructors in crt0.S I call it after clearing .bss and initializing .data: /* Call global C++ object constructors
Re: Simple tone generators for lpc
2004-09-21 by markcrow
... easily be ... Nothing ... controlled ... Take a look at using a PWM output.
Re: Flash Security
2004-09-21 by samydan2003
hello, i see on this forum mess about the boot loader v1.61 is secure maibe is enough to rewrite your bootloader and you have cool protections . becouse if you
Simple tone generators for lpc
2004-09-21 by Curt Powell
Can anyone steer me towards some simple tone generators that can easily be interfaced to the lpc using gpio (as few pins as possible) or i2c? Nothing fancy,
Re: IAR interrupt problem
2004-09-21 by Leighton Rowe
I m curious about 2 things. 1. __enable_intrinsic() Is this really the function you used or do you really mean __enable_interrupt(). 2. Where is your IRQ
Re: [lpc2000] Constructors
2004-09-21 by Pawel Sikora
... Probably the startup code and linker script don t support .ctors and .dtors sections. The .ctors and .dtors sections are lists of function pointers to
IAR interrupt problem
2004-09-21 by ducatman2000
Hi, I m trying to enable interrupt with timer1 on the LPC2106. I configured Timer1 as IRQ source when its value correspond with the match register 0... but
RE: [lpc2000] Re: FAT file system
2004-09-20 by Lasse Madsen
Hi Robert It s a once pay license... once you have paid for the software you are free to use it. /* Software License The use of Progressive Resources LLC
RE: [lpc2000] Re: FAT file system
2004-09-20 by Robert Adsett
... These guys may win a prize for obscure licensing. It s not what they say, it s that they don t say anything (that I could find) about what you are
Re: [lpc2000] Re: Watch dog funnies again
2004-09-20 by Robert Adsett
At 06:23 PM 9/20/04 +0000, you wrote: ... ... Looks like a case could be made here for someone from Philips to check to see if there is a
RE: [lpc2000] Re: FAT file system
2004-09-20 by Lasse Madsen
Hi Gus and others... Have a look at this from PRLLC (http://www.prllc.com/prllc_homemainFlash.htm) it s a 139 USD (ok maybe a little more than a pack of beer
Re: [lpc2000] Interrupt Routines can be member functions??
2004-09-20 by Robert Adsett
... Not as a general rule. An interrupt would have no way of knowing which object it was associated with and therefor what to use for the *this parameter.
Interrupt Routines can be member functions??
2004-09-20 by Rodrigo Cesar da Silva Martins
Can I declare an ISR as a function member? I m getting an error in the VICVectAddr definition. Rodrigo Martins Intermetric Instrumentos Ltda (11) 4761-8009
Re: Watch dog funnies again
2004-09-20 by Mark Butcher
I also had a problem with the watchdog. When I was sending large amounts of data over the serial port (lots of character interrupts) the card would
Constructors
2004-09-20 by Rodrigo Cesar da Silva Martins
How can I use class constructors with gnu arm? I m using a LPC2129 and Keil development system. For example: //header file class SPI { public: SPI(char init);
Re: FAT file system
2004-09-20 by Gus
implementing simple read file on FAT is not hard but when it comes to having FAT12, FAT16 and FAT32 where you do read and write is not a simple task.
RE: [lpc2000] FAT file system
2004-09-20 by Lasse Madsen
Hi Gus, What are your plans for this? to sell the code royalty free or the programmed IC as it seems to me a bad investment if you re selling the programmed IC
FAT file system
2004-09-20 by Gus
I have posted about this before but now I am finally done with ALFAT. I used LPC2114 chip and programmed it with full FAT file system where you can send SPI or
im Urlaub
2004-09-20 by Binzhang Zhao
Sehr geehrte Damen und Herren, vom 20. 09.2004 bis zum 29.09.2004 bin ich im Urlaub. Sie können die Nachrichten unter zhao@mv.uni-kl.de abschicken. Mit
Re: [lpc2000] Re: Flash Security
2004-09-20 by George Powell
Robert I guess we can put this one to bed. I do get security conscious when I see a device that is advertised as a copying machine for protected PICS, as
Development system question
2004-09-20 by Micron Engineering
I would like to know if 250 € may be a reasonable price for an ethernet to jtag adapter that may be interfaced to a gdb debugger. With the adapter there is
Re: SPI maximum SCK
2004-09-20 by Karl Olsen
... The May 3, 2004 User Manual says on page 162: The following sequence describes how one should process a data transfer with the SPI block when it is set up
SPI maximum SCK
2004-09-20 by Gus
I can t find the maximum speed for SCK on SPI in SLAVE mode!!! Did anyone find info on that?
LPC2xxx with PC104 interface
2004-09-20 by bty639886
Hi Has anyone developed a PC104 interface for the LPC2xxx processor? If so then are any starter kits available, or do you have a schematic or similar to help
Re: Flash Security
2004-09-19 by philips_apps
George, on my honor and best knowledge (I sit about 20 yards away from the design team and we are in meetings almost every day), we have not build in a back
Re: [lpc2000] Re: Flash Security
2004-09-19 by George Powell
Robert You have evaded my question. Can you guarantee us on your honour that Philips have not engineered a way to read code from these chips that are protected
Re: [lpc2000] Re: Watch dog funnies again
2004-09-18 by Robert Adsett
... On the other hand the PLL, which uses the same feed sequence, explicitly states in its documentation that the two write must be on consecutive VPB bus
Re: Watch dog funnies again
2004-09-18 by lpc2100
This solution will cure problem only if an ISR is doing a write to the WD register space. Tom excerpt from the UM Watchdog Feed Register (WDFEED - 0xE0000008)
Re: Watch dog funnies again
2004-09-17 by Mark Butcher
Hi Owen Chance your watchdog routine as follows: void watchdogfeed(void){ __disable_interrupt(); WDFEED=0xAA; WDFEED=0x55; __enable_interrupt(); } This will
Re: [lpc2000] LPC2114 - basic questions
2004-09-17 by Kerem Or
The web page also have the user manual available. You would probably find most of the answers to your questions. Kerem ... From: Lasse Madsen
Raven JTAG interface with RTCK feature
2004-09-17 by larry_amontec
Hi Chameleon POD user, We have updated our Raven JTAG interface with RTCK feature. The rtck feature is for all ARM-s series like your LPC21xx. Our Raven JTAG
Re: Using External AD Converters
2004-09-17 by Leighton Rowe
Thanks ... this ... input ... reference ... ... because ... different ... using. ... there ... observed ... the ... respect ... connected
Re: Using External AD Converters
2004-09-17 by ebland_us
It sounds like your inputs aren t truly differential. You ve referenced the V- input as a reference 90mV.... which makes it a unipolar signal, essentially. A
LPC2114 - basic questions
2004-09-17 by Lasse Madsen
Hi all I have some basic questions concerning the LPC2114: 1. If I want to be able to JTAG debug my code RTCK has to be used as a dedicated JTAG enable/disable
Re: Flash Security
2004-09-17 by philips_apps
George and Armando, the missing security option for our first ARM devices, the LPC210x was not deliberately as a backdoor, it was at time of definition not
Re: [lpc2000] Re: Flash Security
2004-09-17 by George Powell
Hi All I would like to hear what Philips apps have to say on the question of a deliberate back door to read protected code. So far the silence is deafenning.