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2005-03-21 by Sébastien MARION (UMM)
sorry it s the UM_LPC21XX_LPC22XX_2.pdf manual and my problem concern just the EINT0 interrupt, I can t setting it without reason. (always low level sensitive)
2005-03-21 by unity0724
... 14,7456 ... Hi, Questions: What s your supply voltage for CPU core? Is that exact 1.8V or Higher? like 2.5V?? I believe you should run faster at higher
2005-03-21 by Musharraf Hanif
Hello, Did you try the user manual for the LPC2129? http://www.semiconductors.philips.com/acrobat/usermanuals/UM_LPC21XX_LPC22XX_2.pdf It should have all the
2005-03-21 by lpc2100_fan
Sure, in general, you will find info for the LPC2129 here: http://www.semiconductors.philips.com/pip/LPC2119FBD64.html Scroll down to Support and Tools there
2005-03-21 by garg_priti
I am looking for register definations in some document the datasheet I have does not contain any details for programing. Can anyone guide me to link
2005-03-20 by top4e
I have better rezults. I m using LPC2124 at 103,2192 MHz with 14,7456 MHz quartz. The best result was with 10MHz quartz at 110MHz, but works unstable.
2005-03-20 by Arie de Muynck
From: Robert Adsett ... it s ... The GCC compiler tries to optimize the access for bitfields. It combines multiple
2005-03-20 by Robert Adsett
... That s true, but I don t think it s relevant in this case. IOSET is documented to read back the last values the port was set to ... Should read the
2005-03-20 by Robert Adsett
... I ve seen this happen before for short periods (usually on the weekends). I guess it s reached a certain critical mass if people are starting to notice
2005-03-20 by Rick Collins
This may just be a temporary thing, but I can t seem to reach the ARMuC wiki at www.open-research.org.uk/ARMuC/ Does anyone know if there is a problem? Is
2005-03-19 by jamesasteres
We use IAR and it supports C++ very efficiently. On the ARM7 you even get template library support. James ... of ... Classes. ... the
2005-03-19 by jamesasteres
I don t believe the ARM has bit access instructions. So when the compiler reads the ioset register (or a byte of it?) according to the datasheet you will read
2005-03-19 by Anton Erasmus
... I have only used this on a LPC2292, where it works. Perhaps Philips can clarify the situation regarding this issue. Regards Anton Erasmus-- A J Erasmus
2005-03-19 by Stephen Pelc
... Are you using the latest boot loader software? If it is before v1.6x (AFAIR), you will have these problems. I can t speak for the 2129, but we had
2005-03-19 by Arie de Muynck
... What you should do is inserting instructions BETWEEN these lines and see the timing DIFFERENCE, then divide that by the number of (assembly) instructions.
2005-03-19 by Mark Butcher
... in level sensitive ??? (EXTPOLAR register) ... Hallo Sébastien In my user manual (LPC2106/2105/2104 USER MANUAL) there is no EXTPOLAR register so this
2005-03-19 by Mark Butcher
Hi Programming the LPC210x at 60MHz didn t cause a problem - it seems to work fine. We did make a mistake in passing the PCLK (1/4 in this case) instead of the
2005-03-18 by lpc2000@yahoogroups.com
Hello, This email message is a notification to let you know that a file has been uploaded to the Files area of the lpc2000 group. File :
2005-03-18 by dietmar_wengler
Hi Mouaaz, sorry, but there was a little error on my bitrate calculation: instead of: Bit rate = cclk / ( VPBDIV * BRP * ( TSEG1+1 + 1 + TSEG2+1)) it must be:
2005-03-18 by Bill Knight
On Fri, 18 Mar 2005 18:47:13 -0000, yamppman wrote: After about a year on Prozac and Valium since my last encounter with the Philips LPC series, I m on it
2005-03-18 by yamppman
After about a year on Prozac and Valium since my last encounter with the Philips LPC series, I m on it again, using it in a new project. And I need to use the
2005-03-18 by philips_apps
Andreas, you are right and you are right. It seems somebody mixed up FallCAN and extended identifiers and 29-bit identifiers are supported. For sure the
2005-03-18 by alipowsky
The following statement was given as response to a question via Philips online support: The attached errata lists the known bugs in the LPC2119. Note that
2005-03-18 by Sébastien MARION (UMM)
Hello, first, thanks for your answers. ... I use the same user manual that the 210x serie. ... Why are they register for select edge sensitive if they work
2005-03-18 by Bruce Paterson
... I ve read this quite a few times on this list, but when I actually tried it on my lpc2124 it didn t work. Had to resort to using CLR and SET. Maybe this
2005-03-18 by Tim Wade
We have been using C++ very extensively on the ARM for a number of years now. We have mostly been using GNU but there are at least three or four other C++
2005-03-18 by Owen Mooney
Don t forget the joys of over sampling. The 2138 DAC has a settling time of 1 usec. You could put out data at the rate of 500Khz with over sampling and a
2005-03-18 by douglasbolton
... chips select 2 (CS2) turn active low ? ... PINSEL2.bit8 = 0. ... runs into a prefetch exception. ... for the UART ... for the UART ... reserved(11) ...
2005-03-17 by lpc2100_fan
John, as Robert already mentioned your test includes the delays that are by design in the path to the I/O pads if the I/O is connected to the APB (Philips
2005-03-17 by Robert Adsett
... I believe you are timing I/O speed not instruction speed. Take a search back through the history of the group. In particular there was some discussion on
2005-03-17 by johnsonnenberg99
I m seeing slightly different numbers. Yesterday I put two lines of code in my C program. Line 1 was IOSET0 = xxxx to set an IO pin. Line 2 wss IOCLR0 =
2005-03-17 by lpc2100_fan
Hi Arturo, your measurement seems very much in line with what ARM is quoting for the ARM7 core. The core can run in the average over all programs they tested
2005-03-17 by Anton Erasmus
... If you are using packed structs, then this will fail. The compiler generates byte accesses to structures. The best thing is to look at the assembler
2005-03-17 by Robert Adsett
... ... ... From a quick look, I think you are correct. The IRQ in startup.s needs to read the vector from the VIC and jump to it. I
2005-03-17 by tphatrapornnant
Hi all, I have an IRQ problem. My program did not jump after interrupt occured. Now I m using 2 IRQs (I don t want to use FIQ) and I assign IRQ 0 for Timer1
2005-03-17 by peterburdine
... I m using the Keil compiler, I don t think it support C++. --Peter
2005-03-17 by peterburdine
... If I remember from my class, the Arm7 is a 3 stage pipelined processor: Fetch Decode Execute. So, depending on how the question is interpretated, the
2005-03-17 by tah2k
I have been writing my firmware in C++ for 10 years now. Specific to Arm, I have been using the Arm compiler for 4 years with no issue. First on an Atmel
2005-03-17 by Mark Butcher
Hallo Sebastien I didn t study your code because I m not sure that it is the same for the LPC210x (which I know) as for the LPC22xx (which I don t know).
2005-03-17 by uhansen01
Hallo, i could imagine to write an ARM7 application with small elements of C++. No complicated things like dynamic Linking, but ordenary Classes. I think that
2005-03-17 by uhansen01
Hallo, i could imagine to write an ARM7 application with small elements of C++. No complicated things like dynamic Linking, but ordenary Classes. I think that
2005-03-17 by Robert Adsett
... P15 is a 1 bit int so its only values are 0 and -1 but I don t think that s the problem. Provided your bit order is correct I don t see any reason they
2005-03-17 by Sébastien MARION (UMM)
Hello , I use an LPC2210 and I would use two external interrupt in edge sensitive but it doesn t work. My hardware is : the same signal is connect to
2005-03-17 by arturo tramontini
i ve wrote 4osc clock x instruction (not true), i measure 2osc clock x instruction ( 200.000 instructions in 7.5msec at 60 Mhz, with some interrupts activity).
2005-03-17 by arturo tramontini
someone know how many oscillator clock x instruction cycle? from my measure it s seems about 4 oscillator clock x instruction. thank s to all
2005-03-17 by k b shah (lascaux)
LPC2292/2294 STR710x family... kb ... From: rohan patil To: lpc2000@yahoogroups.com Sent: Thursday, March 17, 2005 2:44 AM Subject: [lpc2000] external memory
2005-03-17 by Micron Engineering
... Seems as if the bit field is a short int... ... -- No virus found in this outgoing message. Checked by AVG Anti-Virus. Version: 7.0.308 / Virus Database:
2005-03-17 by Leonardo Santos
Hello All: I m working with a LPC2106 using the GCC 3.4.4 toolchain (GCC + binutils 2.15 + newlib 1.13). I wrote a union and a structure to access the P0 pins
2005-03-17 by shridhar joshi
hi rohan, LPC 2212 has 128k flash more than that you can interface with an external memory . check the philips website for LPC22XX series ARM controllers.
2005-03-17 by Sveinung Waade
Hello, Why does not the -WE for LPC2294 go active low together when the chips select 2 (CS2) turn active low ? The PINSEL2.bit8 = 1 so the -WE signal should be