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2005-08-26 by Charles Manning
... There is an often-spouted fallacy that Thumb mode is like x86 16-bit mode with 16-bit data/registers. This is not so. Thumb is only a 16-bit encoding of a
2005-08-26 by Richard
Something is odd here. I can t think of a reason why the address is loaded with 3 instructions. One optimization we are considering is to cache the base
2005-08-26 by Brian C. Lane
... Ah! That makes sense. For some reason my reading of the opcodes hadn t made that distinction clear (or my recent use of the MSP430 corrupted my
2005-08-26 by Brian C. Lane
... When I optimize for size this is what CrossWorks generates. Thanks, Brian -- ... Brian C. Lane (W7BCL) Programmer www.shinemicro.com
2005-08-26 by Peter
The differences between MOV and LDR are: MOV is for moving data between registers, or moving a constant encoded into the instruction into a register. LDR is a
2005-08-26 by Zdravko
On LPC2214 P0.2(pin 50), P0.3(pin 58) are open drain outputs when configured as GPIO. The rest of the defective pins belong to PINSEL1. With the posted code
2005-08-26 by Jim Parziale
How do you get this utility to work? All I get is an error: The application failed to initialize properly (0xc0000022). Click OK to terminate the
2005-08-26 by David Hawkins
RE: [lpc2000] Beginner questions ... The ARM-ARM is published by Addison-Wesley, and ARM does not seem to post a copy of it on their web site, however, the
2005-08-26 by y4krys
Brian, This is how it looks compiled with my tools in the THUMB mode: // PLLCFG = (4 + (2
2005-08-26 by 42Bastian Schick
Brian C. Lane schrieb am Thu, 25 Aug 2005 17:01:14 -0700: I strongly suggest to read ARM ARM (Architecture Reference Manual). ... 8 Bits
2005-08-26 by Brian C. Lane
... Its in ARM mode right now. Brian -- ... Brian C. Lane (W7BCL) Programmer www.shinemicro.com RF, DSP & Microcontroller Design
2005-08-26 by Thiadmer Riemersma (ITB CompuPhase)
I have used FreeRTOS with GCC on a LPC2106 (for testing & design) and on a LPC2138. It worked out of the box (except that I first fell into the trap of using
2005-08-26 by klgromann
Sorry for the inconvenience, I had had to search the older messages before. In msg 5541, Didier had mentioned the correct values for the phytec board : PINSEL2
2005-08-26 by y4krys
What is the mode your compiler is set to? In THUMB mode all data must be 16 bits long. ARM can add shifts to load some 32-bit values to registers, but not
2005-08-26 by knatarov
... -- here need dealay
2005-08-26 by Jesper Snedker
Is the EMC module powered up? /Jesper ... From: klgromann To: Sent: Friday, August 26, 2005 2:28 PM
2005-08-26 by y4krys
Hi Alsig, For pins 2,3 and 20 check what is attached to them. Pins 27 ..30 default to AIN0..3, check if PINSEL1 is set correctly. Krys ... ex. ... trouble...
2005-08-26 by klgromann
I use a phytec board phyCORE LPC2294 and have troubles to access the external SRAM. I use the following initialisation for the EMC : PINSEL2 = 0x0E614924;
2005-08-26 by szemzoandras
http://www.ulrichradig.de/site/arm_projekts/mmc_sd/index.htm sa@m
2005-08-26 by Frits
Hi Guys, The MBC2140 has an SD/MMC slot which is handled by the SSP controller. Does any one have some example code for using the SSP controller in SPI mode
2005-08-26 by Jens Alsig
Hi, I ve tried pullup resistors. This just ties the pin to 3.3 volts Regards Alsig
2005-08-26 by knatarov
... use pullup resistor
2005-08-26 by jensalsig
I use a Olimex LPC2214 board and are having some problems. When I run this code (see below) I have a few pins that don t act normal . When messuring on a
2005-08-26 by Brian C. Lane
... That s what I suspected. How big of a number can you fit into a single MOV? ... Yeah, the value to store is fine since its only 7 bits. ... Another related
2005-08-25 by David Hawkins
... The opcode is 32-bits, so it can t also contain a 32-bit immediate. But in this case, your number is only 8-bits, so it could probably code an op-code for
2005-08-25 by Brian C. Lane
Hey guys, I ve started working with the LPC2138. I m still working through the docs, but one question I have is this: PLLCFG = (4 + (2
2005-08-25 by lehighuboy
Does anyone see anything wrong with the following I2C routine:? void SendI2CAddress(unsigned char Addr_S){ I2CONCLR = 0x6C; // Clear control bits I2CONSET =
2005-08-25 by Jim Parziale
A more recent version can be found at: http://sourceware.org/binutils/docs-2.16/ld/index.html ... -- ... Jim Parziale Email: nuncio.bitis@gmail.com Malden, MA
2005-08-25 by y4krys
Try this: http://www.gnu.org/software/binutils/manual/ld- 2.9.1/html_node/ld_toc.html Krys
2005-08-25 by Delbert Martin
does anyone know where I can find a linker script for an lpc2214? or info for creating my own linker scripts? Thanks -Del
2005-08-25 by Digital Systems, Partner
That is really great. Thanks a lot. ... -- Vimal Amin Digital Systems, Partner 204 Tapo Comm. Center RamMandir Road Goregaon (W) Mumbai 400104 India Phone : 91
2005-08-24 by charlesgrenz
Hi Dan, Did you find the port from gcc to IAR difficult? I am using IAR and I was looking at the LPC2106 gcc version and porting that to the IAR 2106. Thanks,
2005-08-24 by Peter Homann
Hi Dan, That was the answer I was looking for. I initially wanted to use UCOS-ii, but can t justify the licence cost at this stage. Thanks, Peter. ... -- ...
2005-08-24 by jf_richard69
... Hi Peter, Im trying to make a simple led flasher working on my board using GCC & a 2292, but anything I try, it does not work. The board and led flasher
2005-08-24 by Gus
older version of philips boot loader had some issue and it would lock up sometimes. On philips website, you will find a hex file and the steps to update the
2005-08-24 by Joel Winarske
... Yes, page 51 of book, opposed to PDF page. Thanks for the correction. Since lpc2000.com has a link to the book, perhaps they might add an eratta page for
2005-08-24 by Michal Krestan
Hi, I m using IAP programming in my application with LPC2106. It works fine, but in one of about 5 tries my procedure for firmware update will hang somewhere
2005-08-24 by Dan Beadle
I did an early port of this to the IAR tool chain. It took a while to get my mind around all the files, but, in truth, it is quite small and easy to work
2005-08-24 by Thiadmer Riemersma (ITB CompuPhase)
Good catches, I had not found these yet. ... FLASH ... In my copy (a PDF file), this is at page 51. I downloaded the PDF again (first reprint April 2005) and
2005-08-24 by Gus
here is some schematics http://www.ghielectronics.com/ALFAT%20DEV.htm ... some ... MCU s ?
2005-08-24 by Thiadmer Riemersma (ITB CompuPhase)
... You need only I/O pins (GPIO), plus firmware that gets the timing right. You need quite a few pins, though: 3 address lines, 16 data lines, and about 6 or
2005-08-24 by Peter Homann
Hi, I m looking at using FreeRTOS on a LPC2138 based project. Does anyone have any opinions, tips or experiences they could share on how successful this
2005-08-24 by Picstudent
the reason is that I know how to use salvo because I have Salvo Pro for PIC. So it will be easy for me to learn salvo in 8051 platform. but I dont have sourse
2005-08-24 by Joel Winarske
... I m curious why your choice of Salvo? Cost? Is it for a commercial product?
2005-08-24 by Arie de Muynck
... http://www.pumpkininc.com/ http://store2.esellerate.net/store/catalog.aspx?s=STR171702125&pc= No thanks, Arie de Muynck
2005-08-24 by Picstudent
hai Can anybody help me locate Salvo Pro RTOS for 8051 family? Thanks Cygnalroy ... Start your day with Yahoo! - make it your home page [Non-text portions of
2005-08-24 by sudip nag
Hi Everyone in the group, Do anyone has worked on Nokia 6600 type LCD (176x208; 64K color). I need to know the controller inside and the connector pin
2005-08-23 by Hogan Chris
I am currently using an LPC2294 in conjunction with a Phytec development board. I am able to use the processor to operate as an I2C Master transmitter,
2005-08-23 by Digital Systems, Partner
Lasse Madsen Thanks a lot. I ll go through this. I am not perticular about FAT32. Only my saved data in FAT format should be read by using PC card reader. I
2005-08-23 by miruffer
... of ... up ... I use an LPC-E2294 evalboard from olimex and the WINARM Toolchain. miru