Re: [lpc2000] PINSEL Queries
2006-05-31 by Xtian Xultz
... You can reconfigure anytime. For example, I first define all the pins as GPIOs, then next I define the GPIO that will be outputs. Then, in the routine that
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PINSEL Queries
2006-05-31 by suyash
Hi all, I am using ARM LPC2106, I have following doubts about the configuration of PINSEL0 and PINSEL1. 1)where exactly should I define it in the
Re: Handling interrupts on RAM (debug) version
2006-05-31 by stefano_m_a
... OK, thanks Karl. Yes, usually the code uses LDR pc, [pc, #-0x0FF0] but now i m investigating why my code does not work. This is driving me crazy ... I
Re: Handling interrupts on RAM (debug) version
2006-05-31 by Karl Olsen
... Yes. You could also just have a LDR pc, [pc, #-0x0FF0] at address 0x18, and have the timer0ISR address loaded into the right VICVectAddrxx register. This
Re: [lpc2000] Re: error for RDI in keil "MISSING DEVICE (R003:SECURITY KEY NOT FOUND)"
2006-05-31 by nader chinichian
hi, Now i m trying to debug my code with wiggler in keil but get this massege now: Load C: Documents and Settings .... Obj_KEIL BasicSAM7_KEIL.ELF _____^
Re: Handling interrupts on RAM (debug) version
2006-05-31 by stefano_m_a
... I must use your solution cause: - PC is pointing low addresses - timer0ISR function is located on RAM range - b instruction is able to jump over 24 bit
Re: flash read
2006-05-31 by Karl Olsen
... You want: STR r11, [r0] Karl Olsen
Re: Handling interrupts on RAM (debug) version
2006-05-31 by Karl Olsen
... Or just: _irq: .word timer0ISR ... 0x18. The ARM7 always reads the vectors at address 0x00-0x1C. The Philips MEMMAP feature makes the first 64 bytes of
Re: the race is on
2006-05-31 by brendanmurphy37
... I don t care about virtualization or compressing the heap but making sure ... that I d ... microcontroller yet. ... If you re looking for an ARM9 or
flash read
2006-05-31 by lpc.lover
Hi all. I need help about read information in flash memory. I have write this smole code in assembler: Read_Addrs: LDR r0,=addrsb // address to store the
Re: Handling interrupts on RAM (debug) version
2006-05-31 by stefano_m_a
It s incredible, i found an error on the code i wrote (and i posted) and the code should be not running, but i saw it running !! ... _irq label should define
RE: [lpc2000] Re: the race is on
2006-05-31 by Paul Curtis
Eric, ... Yeah. Well, having something doesn t mean that it s useful. I suggest you take a look around the ST microcontroller forums and form your own
SV: [lpc2000] Re: the race is on - Str 9xxx vs MCF5282
2006-05-31 by Dennis Arkeryd
Hi again, Anyone that has any comments on Str9xxx vs Freescale MCF5282? These seem to be the main candidates for our future project. (The atmel one that
SV: Re: SV: Re: [lpc2000] Re: the race is on
2006-05-31 by Dennis Arkeryd
So no plans by ST or the GnuArm guys to port the ST 9xxx libraries? ... FSF-GCC support all architectures. But of course none of the peripherals. You need to
Keil Question
2006-05-31 by Ziad J. Rached
Hi I need to generate a elf/dwarf file in keil , how can i do that?, i got the MDK-ARM 3.00. Thanks
Re: [lpc2000] LPC21xx vs STR91x?? was: the race is on
2006-05-31 by sig5534@hotmail.com
I ve done 2 designs with LPC parts and they were good. I was just designing in another AT91SAM7X256 for a new project, but since I saw the STR912 I am
[lpc2000] Re: the race is on
2006-05-31 by Eric Engler
... Their open library caught my attention. By the way, I heard ST also licensed the Cortex M3 - has there been any word on when they ll produce a product
Re: the race is on
2006-05-31 by Eric Engler
... I like freelists.org. There s no ads and they have email support. Eric
LPC21xx vs STR91x?? was: the race is on
2006-05-31 by unity0724
Could someone familiar with both LPC21xx and STR91x help giving some quick comparison of the 2-chips?? - Raw CPU performance: 1.5-2x ?? - IC Package, I/O: I
Re: [lpc2000] the race is on
2006-05-30 by Robert Adsett
... Even without the relocating memory a MMU could be useful. MMUs usually (It s almost a necessary side effect of their operation) include memory protection
Re: [lpc2000] the race is on
2006-05-30 by Tom Walsh
... As long as you don t use malloc() and free() in your software, no, there is no need for it. However, the MMU allows you to compress your heap and make the
Re: the race is on
2006-05-30 by derbaier
... I would guess that would depend on if you were counting the number of *different* applications or the number of products? AFAIK, cell phones are still the
LPC-2148 RTC Vector Address in VIC Problem
2006-05-30 by markcrow
I hope someone has seen this problem and solved it... As with the many peripherals I m using on the 2148, I program the VIC for each to be vectored, IRQ,
Re: SV: Re: [lpc2000] Re: the race is on
2006-05-30 by 42Bastian Schick
... FSF-GCC support all architectures. But of course none of the peripherals. You need to port the ST libraries. -- 42Bastian
LPC2292 startup code wrong?
2006-05-30 by frank_gruber11
I have a problem with the startup code for the LPC2292! My selfmade target consist of: onchip Flash; CS0:Ram 32 Bit; CS1:Ram32Bit; CS2: Peripherals16Bit; Cs3
Re: Keil's ULINK interfaced with Embedded Artists LPC2148 Quickstart and Prototy
2006-05-30 by Sutton Mehaffey
Which pin in particular? RTCK? I have also made sure that P0.14 is HIGH on reset. ...
Re: [lpc2000] Keil's ULINK interfaced with Embedded Artists LPC2148 Quickstart and Prototype
2006-05-30 by Marko Pavlin (home)
Is it possible your LPC starts bootloader code? Check the enable pin on port1. M.
Re: [lpc2000] Digest Number 1137
2006-05-30 by Juval I
... I m doing somting alike but with a fail-safe methode contact me of list and I might be able to help you Juval [Non-text portions of this message have been
Keil's ULINK interfaced with Embedded Artists LPC2148 Quickstart and Prototype
2006-05-30 by Sutton Mehaffey
I have been unable to get Keil s ULINK (JTAG) to work with Embedded Artist s LPC2148 V1.1 Quickstart and Quickstart Prototype board. I have downloaded the
Re: Handling interrupts on RAM (debug) version
2006-05-30 by stefano_m_a
Good news ! If i use this code for vectors table it works ! ... #if ROM_RUN ldr pc, [pc,#-0xFF0] /* .18 IRQ - read the VIC */ #else ldr pc, _irq /* .18
Re: [lpc2000] Re: the race is on
2006-05-30 by Leon Heller
... From: unity0724 To: Sent: Tuesday, May 30, 2006 1:45 PM Subject: [lpc2000] Re: the race is on I would
RE: Re: [lpc2000] Re: the race is on
2006-05-30 by Paul Curtis
Richard, ... The STR9 part will run faster and has 96K of SRAM. That s a *big* plus in my book, which is why we re looking very seriously at this part. --
Re: Re: [lpc2000] Re: the race is on
2006-05-30 by FreeRTOS Info
... Yes - AT91SAM7Xnnn [my posts normally take 3 days to appear, first attempt at sending in a while, sorry if this thread is dead and gone by the time it
Re: Handling interrupts on RAM (debug) version
2006-05-30 by rtstofer
... In James Lynch s tutorial, this topic is covered beginning around page 109. Click http://tinyurl.com/camje to download. While it may not apply to your
Re: the race is on
2006-05-30 by rtstofer
... believe ... Maybe... But inverse kinematics for a 5 DOF robotic arm is a lot easier to do with FP (and trig functions) than without. Richard
SV: Re: [lpc2000] Re: the race is on
2006-05-30 by Dennis Arkeryd
The STR9xxx family looks as a very interesting candidate for our future project since it contains the combination of can, ethernet, uart, flash and sram. :)
Re: [lpc2000] Re: the race is on
2006-05-30 by 42Bastian Schick
... Also, I thing there are very few application which need floating point. (Those I have seen did it because the programmers where too lazy to think about
Re: Handling interrupts on RAM (debug) version
2006-05-30 by stefano_m_a
... I erased the Flash: nothing changed. Thanks again ! -- SM
Re: the race is on
2006-05-30 by unity0724
I would like to request leon to start the new STR91x as I think he is a good moderator. It can still be on this Yahoo. For searching, use
RE: [lpc2000] Re: the race is on
2006-05-30 by Paul Curtis
Search might be crap, but at least messages can be delivered by e-mail. -- Paul Curtis, Rowley Associates Ltd http://www.rowley.co.uk CrossWorks for ARM,
Re: [lpc2000] Re: the race is on
2006-05-30 by mickey mouse
... Please start a real forum. These yahoo groups are nice, but the search function alone is reason enough to stay away.
RE: [lpc2000] Re: the race is on
2006-05-30 by Paul Curtis
Hi, ... That s right. There s the Maverick Crunch aka EP9312 with non-ARM FP, and the LPC3000 with the first VFP implementation IIRC. I don t believe there
Re: the race is on
2006-05-30 by unity0724
... Just tried digikey STR9 search... STR912FW44X6 512K/96K US$17.82000@Qty10 shipping 22Jun2006 Umm.. with all the shortages on lpc213x, lpc214x.. good
RE: [lpc2000] the race is on
2006-05-30 by Herbert Demmel
... See at http://www.digikey.com/scripts/DkSearch/dksus.dll?Criteria?Ref=50344&Site=US&Cat=33948585 If the link does not work, search for STR91 on
Re: [lpc2000] Re: the race is on
2006-05-30 by 42Bastian Schick
... I doubt this. I ve seen several ARM9 on my desk, none with FP. -- 42Bastian
Re: [lpc2000] the race is on
2006-05-30 by 42Bastian Schick
... I d say most embedded applications do not need an MMU. -- 42Bastian
RE: [lpc2000] the race is on
2006-05-30 by Paul Curtis
Hi, ... Well, I already have samples, so when is probably very soon. ... No idea. ... Some ARM9s require the MMU to be enabled to get a cache IIRC. This ARM9
Re: Handling interrupts on RAM (debug) version
2006-05-30 by stefano_m_a
... When the location 0x18 is called MEMMAP=2 and i see the same vector table on 0x4000.0000 and 0x0000.0000. But i don t understand: the correct location for
Re: Problem with entering ISR
2006-05-30 by federr65
... Yes, it is. ... I added this line, I also tried adding: VICVectAddr = (unsigned long)timer0ISR; But it didn t work also. Best Regards Peter
Re: the race is on
2006-05-30 by unity0724
Umm... MMU: I think you can always disable/shutoff the MMU on ARM920 and ARM720. Except when the CPU has a cache and needs MMU on. On ARM it is normally