Re: congratulations
2005-01-15 by Leighton Rowe
Hey Thomas, The lpc2129 User Manual contains all the info u need on GPIO manipulation. Just note the following whenever you re manipulating Port0. - You only
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Re: [lpc2000] congratulations
2005-01-15 by Robert Adsett
Adding to Kris s answer At 06:05 AM 1/15/05 -0800, you wrote: ... ... ... value = IOPIN0; Just as it says in the example. Remember that
Re: [lpc2000] congratulations
2005-01-15 by microbit
... That should be : Bits 15, 14 and 10,9,8 are SET. Then Bits 13,12 and 11 are CLeaRed. Sorry ! Also, ... Should of course have read : /* Bits 8,9,10 & 14,15
Re: [lpc2000] congratulations
2005-01-15 by microbit
Hi Thomas, Welcome ! ... No, IOSET and IOCLR avoid a so called Read-Modify-Write instruction. (RMW) Normally on most MCUs, you will eg. do this : Port |=
congratulations
2005-01-15 by Thomas Patrick
Hello guys, I congratulate all members of this group for being so actively participating and keeping this group so alive. I have found the discusions and
Re: SPI usage - answer
2005-01-15 by charlesgrenz
Yep, that was one of the things I liked about the 2138 was that it had variable length data from 4 to 16 bits and the FIFO. regards, Charles
Re: How to declare RAM functions in GCC
2005-01-15 by sig5534
... Karl, you re close but no cigar yet. I tried it, and the compiler took it, but when the call gets made I get a PreFetch Abort Excep error. The IAP_Test()
Re: SPI usage - answer
2005-01-15 by lpc2100_fan
Hello Aalt, did you have a look at the SSP interface of the LPC2130-series. It offers flexible data length and Fifos. Still not a DMA but definitely a big
RE: [lpc2000] Re: SPI usage - answer
2005-01-14 by Joe Hlebasko
Infineon s C16x family can do what you describe. It use a form of DMA called Peripheral Event Controller, give it a pointer for the source, the destination,
Re: How to declare RAM functions in GCC
2005-01-14 by Karl Olsen
... to ... it ... is. ... Nice trick of just locating the RAM function in .data. With main() in flash and IAP_Test() in RAM, they are ~1GB apart, and a normal
Arm Development Job #2
2005-01-14 by tah2k
A little competition for Arm Development Job #1 in sunny Colorado... You can email me at timhiggins@hach.com http://www.hach.com Go to Employment, then
Re: ARM development job
2005-01-14 by Bob_xyz
Now, that s *cold*, Richard. Funny, but cold, nonetheless. :=) Regards, Bob ...
Re: ARM development job
2005-01-14 by Richard
Perhaps the posted link was part of the selection process??? ;-)
Re: ARM development job
2005-01-14 by leon_heller
Dear Leon, I tryed to connect to the web page and received an error because the company address was divided in two rows. Would you please post the shorter
ARM development job
2005-01-14 by leon_heller
Symyx Technologies, Inc. has an open position for Electrical/Firmware Engineer with emphasis on ARM7, ARM9 programming. Is it possible to let members of
Re: How to declare RAM functions in GCC
2005-01-14 by sig5534
Thanks sjo. Exactly what I was looking for. I m trying to get your last method to would, using the attribute. This is what I did for a test function: void
Re: How to declare RAM functions in GCC
2005-01-14 by ntfreak2000
... Chris, One method is to compile as normal in gcc then use objcopy to rename the .text segment to .data. gcc ... file.c objcopy --rename-section .text=.data
Re: [lpc2000] Re: SPI usage - answer
2005-01-14 by Aalt Lokhorst
Hello microbit, Probably I have to look over the horizon. I am in the lucky position that I have the control over the processor and the FPGA. So I am not
Re: [lpc2000] Re: SPI usage - answer
2005-01-14 by microbit
Hi, ... I know it s not nice to mention on this group, but have you looked at Atmel s SAM7 SPI ? It has advanced DMA (PDC) allright, and it is the most
Re: [lpc2000] Re: SPI usage - answer
2005-01-14 by Aalt Lokhorst
Thanks Ezequiel and smt5211 Hmm, seems that Philips already made the decision for me that the ARM has to be the Master in my case. A byte for byte
Re: [lpc2000] Re: Vector Checksum not generated in .hex file
2005-01-14 by rob@usbmicro.com
... I m sure that you understand this, but for those that don t, let me mention that the checksum is done over the first 8 integers (32 bit integers) of flash
Re: LPC2138
2005-01-14 by nutleycottage
CrossWorks for ARM manages to program the LPC2xxx flash via the JTAG port with a single button click. It can do it at 14Kbytes per second using a wiggler and
Re: LPC2138
2005-01-14 by lpc2100_fan
Hi, just in case you did not find it yet, the latest Users Manual is here in the Yahoo Group in the Files section. Revision from November 2004 Bob
Re: SPI usage
2005-01-14 by acetoel
Hello... I m trying to use the SPI of the LPC2106 to drive an Atmel Dataflash.. I made a very primitive SPI driver in Ansi C. Would you mind sharing your code
Re: Vector Checksum not generated in .hex file
2005-01-13 by Leighton Rowe
... The Hard Coded way...not bad at all. ... That s pretty close to what I m currently doing before updating the firmware using IAP calls (not the ISP utility)
Re: [lpc2000] Re: LPC2138
2005-01-13 by Robert Adsett
... I can also confirm it works with the 2119. I believe Martin follows this group, perhaps he can clarify his warning for us? Robert Freedom has no
Re: LPC2138
2005-01-13 by lpcarmed
I m using Martin s LPC2ISP for LPC2114 boards with no problem, I m happy with it. Bootlodaer was 1.63.
Re: Vector Checksum not generated in .hex file
2005-01-13 by Richard
You can load your HEX file in the the flash utility, generate the checksum (Vector calc button in the flash screen) and save the HEX file back. Richard ...
Re: SPI usage - answer
2005-01-13 by smt5211
We had the same problem with comms between a SPI master and slave. Unless we used CS to synchronize the start of each byte, we had problems with the slave
RE: [lpc2000] Re: SPI usage
2005-01-13 by Charles R. Grenz
HI all, Does that also include the SSP or only the SPI for the LPC2138? Regards, Charles ... From: lp2000c [mailto:lp2000c@earthlink.net] Sent: Thursday,
Re: SPI usage
2005-01-13 by lp2000c
This was true for the older devices, but according to Philips, this is no longer required for the 213x parts. You can use SSEL as GPIO. ... the ... the
Re: [lpc2000] Vector Checksum not generated in .hex file
2005-01-13 by rob@usbmicro.com
... Leighton, This is what I do. The vector table for the processor (The first 32 bytes of memory) normally has branches to the routines. Since routine
Re: LPC2138
2005-01-13 by lpc2100_fan
Hi, seems to be alittle misunderstanding here: There is no LPC2000 device from Philips, all devices are either LPC21xx or LPC22xx. The LPC22xx are simply
Re: [lpc2000] Re: LPC2138
2005-01-13 by Robert Adsett
... I m using it on the 2106 etc fairly frequently. There is a note that it doesn t work on newer members (thanks for pointing that out). I ll have to look
Re: LPC2138
2005-01-13 by gregdeuerling
... won t be ... software ... that ... use the ... board, ... of a ... a ... use. Even ... it could ... far as a ... alternative if ... to place ...
How to declare RAM functions in GCC
2005-01-13 by sig5534
In the IAR compiler there was an attribute to declare a function to get it mapped into RAM. How is this handled in GCC? Is there some equiv attribute?
Re: [lpc2000] Re: SPI usage
2005-01-13 by Robert Adsett
... I could give you a long winded explanation, but the truth is it was submitted to me that way. I would have done it that way myself. I suspect for the
Re: [lpc2000] Re: LPC2138
2005-01-13 by Robert Adsett
... Martin s LPC21ISP program should be well suited to production use. Even without modification it s command line nature should be a help and it could be
RE: [lpc2000] Re: LPC2138
2005-01-13 by Charles R. Grenz
Hi, Which USART is used for ISP programming? I looked in the user manual and it says it can be done, but nothing about which port on the LPC2138. Regards,
Re: LPC2138
2005-01-13 by Rick Collins
... Yes, you can program the Flash through the JTAG port, but it won t be fast and it will be a bit of work to get production quality software running (meaning
Re: [lpc2000] Re: Wiggler + Crossworks works, ocdremote not?
2005-01-13 by Leon Heller
... From: johnnorgaard2003 To: Sent: Thursday, January 13, 2005 11:48 AM Subject: [lpc2000] Re: Wiggler
Re: [lpc2000] Re: SPI usage
2005-01-13 by Kerem Or
Bruce, Two days ago I was dealing with the same problem. Then I had to tie the pin to VCC and define it as SSEL and had the SPI working as master. If you
RE: [lpc2000] Re: SPI usage
2005-01-13 by Charles R. Grenz
Hi Bruce, Yes you do have to tie it high. Regards, Charles ... From: Bill Knight [mailto:BillK@theARMPatch.com] Sent: Thursday, January 13, 2005 6:40 AM To:
Re: Wiggler + Crossworks works, ocdremote not?
2005-01-13 by johnnorgaard2003
Hi Leon What is the difference between Olimex JTAG and a genuine JTAG Wiggler.? I know that inside Olimex there is 244 buffers, what is inside a genuine
Re: [lpc2000] Re: SPI usage
2005-01-13 by Bill Knight
On Thu, 13 Jan 2005 13:22:31 +1100, Bruce Paterson wrote: ... A hardware question (it seems to be my day for questions!). If you have SPI port enabled, used as
Re: Wiggler + Crossworks works, ocdremote not?
2005-01-13 by leon_heller
... wigglers. ... trouble ... not had ... different... There is definitely a problem with the latest OCD Commander utility; I can t get it to work with my JTAG
Re: SPI usage
2005-01-13 by acetoel
Hello... I m using SPI with the PC2106, but in Master Mode. I beleive that for the Slave mode, you should check the Chip Select Pin, and when the master
Re: [lpc2000] Re: SPI usage
2005-01-13 by Aalt Lokhorst
Hello All, I want to use the SPI bus for communication between a LPC2129 and a FPGA. I think that I will decide to make the processor the Master . But I was
LPC2138
2005-01-13 by gsudershanraj
Hello Guys, 1)Is the JTAG port used for debudding can also be used for programming the flash for production of LPC2138. 2)WHere can I get the 20pin JTAG port
Re: [lpc2000] Re: Wiggler + Crossworks works, ocdremote not?
2005-01-13 by Scott Newell
... What about the windows OCD Commander program? I ve had no end of trouble trying to get my Olimex JTAG working (on two machines), and I ve not had any