Re: Subject: Using flash memory instead of eeprom?
2005-02-01 by gewitter2000
Hi Owen, Yes, this helps a lot. Thank you! Martin ... you read - modify - write) I had lots of spare flash and was typically saving a configuration just a few
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CAN controller 2 on the LPC2129
2005-02-01 by daniela_boyo
Hi everyone, I m having some problems using the 2nd CAN controller network on the LPC2129 ARM board. So far I have successfully used the 1st CAN controller and
Re: Which Quarz-Type - Vendor, works best with the LPC210x?
2005-02-01 by Mark Butcher
Hoi Markus!!! We use Siward SX-7050 with 2 x 15pF caps. 14.745 MHz http://www.siward.com/Product/Crystals/Html/Crystals_List.htm Gruss Mark
Re: [lpc2000] Which Quarz-Type - Vendor, works best with the LPC210x?
2005-02-01 by Leon Heller
... From: Lasse Madsen To: Sent: Tuesday, February 01, 2005 12:23 PM Subject: RE: [lpc2000] Which
RE: [lpc2000] Which Quarz-Type - Vendor, works best with the LPC210x?
2005-02-01 by Lasse Madsen
Hi, 39pF caps sounds awfully large in my ears... try 15pF Regards Lasse ... From: Markus Meng [mailto:meng.engineering@bluewin.ch] Sent: 1. februar 2005 13:10
Which Quarz-Type - Vendor, works best with the LPC210x?
2005-02-01 by Markus Meng
Hi all, I intend to use a 14.7456MHz HC49US/THT type of quarz for the oscillator. However with 2 x 39 PF caps, it seems to be hard to find an appropriate
Re: start with Board
2005-02-01 by Boris Kralik
I am uses lpc2k_pgm ISP programmer for Linux http://www.pjrc.com/arm/lpc2k_pgm Netchip test board circuit with ISP adapter by Philips:
Re: [lpc2000] Re: Using flash memory instead of eeprom?
2005-02-01 by 42Bastian Schick
... For the FM23CL64 Ramtron claims Unlimited Read/Write cycles ! -- 42Bastian Schick
Re: [lpc2000] Re: Using flash memory instead of eeprom?
2005-02-01 by 42Bastian Schick
... Not quiet right. I just looked up on datasheet at Ramtron. The max. bus-freq. is 1E6 Hz for a 256KB FRAM. 20bits to read memory = max. 50000 reads/s The
Re: LPC213x And Ethernet
2005-02-01 by Mark Butcher
Hi All I am presently working on an Ethernet extension for the LPC2106 with the Freescale (Motorola) MC9S12NE64. I bought 5 pieces for about $12 a piece in 80
Re: [lpc2000] start with Board
2005-02-01 by Leon Heller
... From: Gopalakrishnan To: Sent: Tuesday, February 01, 2005 8:20 AM Subject: [lpc2000] start with Board ...
start with Board
2005-02-01 by Gopalakrishnan
I made myself a lpc2104 board using Leon Kellers design.Now i want to test the board.Can somebody tell me how to program the chip.Also i want a simple program
Re: [lpc2000] Re: Using flash memory instead of eeprom?
2005-02-01 by Robert Adsett
... They rate the low voltage devices as unlimited read/write cycles (I just re-checked). As I recall, it is only within the last couple of years that devices
Re: [lpc2000] Re: Using flash memory instead of eeprom?
2005-02-01 by Varuzhan Danielyan
Dear embeddedjanitor, Please, open your eyes and have a look to www.ramtron.com. You will see, that many of their FRAMs now have not any write/read cycles
Re: Using flash memory instead of eeprom?
2005-02-01 by embeddedjanitor
AFAIK FRAM does not have unlimited life. It was around 10^6 cycles when I forst looked at it many years back and I believe it is now around 10^12 cycles,
Re: CAN timing redeaux
2005-02-01 by embeddedjanitor
... On ... The CAN bit timing is confusing to the uninitiated. The divisor selects the time for tq (the time quantum if I recall correctly). There are many tqs
CAN timing redeaux
2005-02-01 by jamesasteres
The CAN samples provied by Embedded Systems Academy are awesome, thank you! But, can anyone explain the meaning of bit timing? I know this has been discussed
Subject: Using flash memory instead of eeprom?
2005-01-31 by Owen Mooney
Yes I have. Its easy, but you have to use up a whole page (unless you read - modify - write) I had lots of spare flash and was typically saving a configuration
Re: [lpc2000] Re: Using flash memory instead of eeprom?
2005-01-31 by Robert Wood
Serial FRAM is available and not too outrageously priced now. Not as cheap as EEPROM, but if your project isn t cost sensitive it works a treat and you have
Re: Using flash memory instead of eeprom?
2005-01-31 by Richard
There are many serial flash devices (I Use SST25vf512)that guarantee 100K cycles and 100 years. Flash offers byte write and sector erase, while EEPROM offers
Re: [lpc2000] Re: LPC213x And Ethernet
2005-01-31 by Anton Erasmus
On 31 Jan 2005 at 5:07, Rick Collins wrote: [Lots of stuff snipped] ... No the W3100A does support 100 base T. Although you need a seperate PHY and of course
Re: Using flash memory instead of eeprom?
2005-01-31 by ntfreak2000
... cycles. ... where ... has ... purposes? ... only ... I have used this technique with the ST STR7 devices, they have a write cycle of 100,000 and if
RE: [lpc2000] Using flash memory instead of eeprom?
2005-01-31 by Rajkumar Shetgar (RBIN/ECR2)
Hi, Its always better to have EEPROM if you have frequent write cycles. Flash used for code memory has roughly around 1000 write cycles, where as if its data
Using flash memory instead of eeprom?
2005-01-31 by gewitter2000
Hi! Has someone used the flash memory of the lpc21xx for eeprom purposes? Or is it more usefull to take an additive eeprom to the design? I only want to store
Re: [lpc2000] Re: LPC213x And Ethernet
2005-01-31 by 42Bastian Schick
... One advantage of the 91C111: You can disable the internal Phy. So it should be possible to connect a WiFi Phy. Or am I wrong here ? ... And 10MB might die
Re: LPC213x And Ethernet
2005-01-31 by Rick Collins
... engineers, ... misused ... even though they ... with what ... this totally beyond ... I am glad you appreciate this. I don t bother with pointless
Re: LPC213x And Ethernet
2005-01-31 by jamesasteres
Do you really need the extra memory of the 2138? Why not spend about the same money for an LPC with an external memory bus? That would provide (I believe)
Re: [lpc2000] LPC2138 Eagle Library
2005-01-31 by Alex Gibson
... Good stuff. Thanks -- No virus found in this outgoing message. Checked by AVG Anti-Virus. Version: 7.0.300 / Virus Database: 265.8.2 - Release Date:
Re: [lpc2000] Re: LPC213x And Ethernet
2005-01-30 by Anton Erasmus
... where someone made a statement, and because of some sort of slip misused a word without realising it. Everybody else picks up on this, and even though they
Re: LPC213x And Ethernet
2005-01-30 by Rick Collins
... enable ... without external ... Boy, leave it to engineers to nit pic. But if you reread my message, that is not what I said. I said I would use an
Re: Using SSP with 24bit transfers
2005-01-30 by beano040461
Fine Jeff our application is not so speed intensive on the AtoD but we do have to implement an FIR, our main restriction on the speed is also that the atod
Re: [lpc2000] Re: LPC213x And Ethernet
2005-01-29 by Anton Erasmus
... In your previous posts you said you are considering ADDING a FPGA to enable you to easier / faster access a ethernet controller using a MCU without
Re: LPC213x And Ethernet
2005-01-29 by Rick Collins
... bus-interface, then ... simultaneous ... has a mode ... interrrupt and ... simultanoues connections, ... controllers. That may be one solution, but I don t
Re: Using SSP with 24bit transfers
2005-01-29 by wittrockjeff
... considering ... handle a ... extend ... something ... worried ... a ... rate ... is ... block ... case? ... Hello Paul, You are right about having to do
Re: Using SSP with 24bit transfers
2005-01-29 by wittrockjeff
Hello Rob, I will be interfacing to various hall effect sensors. Absolute accuracy doesn t really have much to do with my selecting a 24bit A/D though. I will
Re: [lpc2000] Re: Using SSP with 24bit transfers
2005-01-29 by microbit
... Geez, makes me feel out of breath... :-) .... you could suffocate speaking this out loud .... [Non-text portions of this message have been removed]
Re: Using SSP with 24bit transfers
2005-01-29 by beano040461
... Hi Jeff we are using 2138 with and ads1251 but only at 9.6Khz the problem we had running at faster rates is processing the data at the current rate we only
Re: [lpc2000] Re: LPC213x And Ethernet
2005-01-29 by Anton Erasmus
... If you really need ethernet on a chip without external bus-interface, then using the Wiznet W3100A, makes much more sense. It alread has an I2C interface
LPC2138 Eagle Library
2005-01-28 by Richard
Added to the files section Richard
Re: [lpc2000] STR71X group?
2005-01-28 by Robert Adsett
... http://groups.yahoo.com/group/str7 It s pretty close to dead at the moment though. Robert Freedom has no meaning of itself. There are always
New file uploaded to lpc2000
2005-01-28 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 : /lpc2138.lbr
STR71X group?
2005-01-28 by Curt Powell
Does anyone know if there is a yahoo group (or equivalent) for the STR71X mcus?
Re: large code generation with vsprintf
2005-01-28 by tah2k
I couldn t figure out how to get your email, so I will just attach it here....Now that I pasted it, its a mess. If you can t resolve the linewrap mess, just
Re: [lpc2000] Using SSP with 24bit transfers
2005-01-28 by Robert Adsett
... Actually, I have another question. As a matter of curiosity what kind of source do you have that s 24 bit s accurate? And what are you using for a
Re: [lpc2000] Using SSP with 24bit transfers
2005-01-28 by Robert Adsett
... I haven t worked with it yet, but it looks as if the FIFO should reduce your rate a little more, conservatively 4x (8 frame FIFO, 8 bit frames, interrupt
Re: [lpc2000] LPC213x SSP Controller
2005-01-28 by Robert Adsett
... Well as far as the error flags, the FIFO will make the write collision less likely, that flag probably just didn t make sense to keep. As far as
LPC213x SSP Controller
2005-01-28 by lp2000c
We recently migrated a design from LPC2124 to LPC2138. We assumed that when they converted SPI1 to SSP, they added functionality, but did not remove any of
Using SSP with 24bit transfers
2005-01-28 by wittrockjeff
Hello All, I have not used any of the LPCxxx devices before. I am considering using an LPC2138 in an application which must read data from an ADS1271 24bit
Re: large code generation with vsprintf
2005-01-28 by gene_klein2000
Hoi Tim, It would be great if you wanna mail it to me. THANKS, Gene.
Re: large code generation with vsprintf
2005-01-28 by tah2k
Hi Gene- I ran into the same problem a few years ago when I was trying to use sprintf in my boot block. It turns out that most of the code is related to