Re: SPI1
2005-08-16 by y4krys
Alsig, If you write a byte to the transmit register the SCK clock should be generated. Make sure the SPI1 peripheral is enabled and powered (Check PCONP
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Re: [lpc2000] Re: SPI1
2005-08-16 by Jens Alsig
Hi, The all pins seam to float or be as input even after I configure the PINSEL1 register. I m using a LPC2214 as the master and the 25Lc640 as a slave. I ve
Re: SPI1
2005-08-16 by y4krys
... Hi Alsig, What do you mean by doesn t work ? Is SPI1 properly setup (IO pin selection and function, Master/Slave etc.) and enabled? Have you checked the
SPI1
2005-08-16 by jensalsig
Hi, have anyone every used the SPI 1 channel on a LPC device that has 2 channels? I ve tried without any luck and getting very frustrated! I have tried using
Re: [lpc2000] Re: jtag choice
2005-08-16 by Jim Parziale
How much did you pay for the tools? ... -- ... Jim Parziale Email: nuncio.bitis@gmail.com Malden, MA ... [Non-text portions of this message have been removed]
Re: jtag choice
2005-08-16 by kennytrussell
I am new to ARM and LPC21XX also but for what it s worth, I can say that the Keil ULINK is working very well for me with the Keil tools. The download is quite
Re: Run away ISR
2005-08-16 by Nice Guy
can I set a breakpoint inside an ISR and use the jtag to see where the PC is going to upon exciting the ISR? Thanks, Reggie ... properly, or ... you re
Re: [lpc2000] linux support for KEIL mcb2130 board
2005-08-16 by Boris Králik
I made JTAG interface, but I dont t debug it via JTAG. I debug software via UART using lpc2k_pgm and UART terminal. You can to debug via JTAG Wiggler interface
RE: [lpc2000] ucosii and lpc2138
2005-08-16 by David Hawkins
... Hi Afrizal Yes, buy the second edition of the book, and then here is a port of the code by Jean Labrosse (AN1011) for GCC, along with a serial port driver
Re: jtag choice
2005-08-16 by lpc2100_fan
Hi, if you intend to continue using the Keil IDE, it makes sense to buy U-Link because the IDE is fine tuned to work with U-Link. Bob
RE: [lpc2000] ucosii and lpc2138
2005-08-16 by Mark Crow
I integrated ucosii on a 2214 platform and it worked well. You will have to make a few modifications to the board support section of the source for your
jtag choice
2005-08-16 by Ghislain
Hello I will buy my first ARM board in the next week (I m a newer in the ARM World) and the main question I m asking is: Which JTAG-USB must I buy and What are
Re: [lpc2000] linux support for KEIL mcb2130 board
2005-08-16 by FabioDB
... How you debug it? Are you able to debug with gcc via a JTAG interface?
ucosii and lpc2138
2005-08-16 by fasis
Hello All, I am new in RTOS stuff, after searched and read messages in this Group, I picked ucosii instead of others for my LPC2138 s OS. I plan to order The
Re: [lpc2000] linux support for KEIL mcb2130 board
2005-08-16 by Boris Králik
Try lpc2k_pgm, I am working under Linux with LPC2294, LPC2292, LP2114 processors and using standard ISP with MAX3232, that like MCB2100 or MCB2114, may be
linux support for KEIL mcb2130 board
2005-08-16 by caesar431
can someone tell me how to download hex file under Linux environment to KEIL MCB2130 board for LPC2138. please help me.
Re: [lpc2000] Run away ISR
2005-08-16 by Charles Manning
... Two things I can think of: 1) Your interrupt wrapper code is not acknowledging the interrupt properly, or perhaps not in the right order. 2) You re using
Re: LPC2136 Analog Reference voltage
2005-08-15 by fl429
Thanks ! Lei ... Vref ... (2.5V)
ads7846
2005-08-15 by szemzoandras
Hi, I ve just finished my SED1335 driver with GPIO, and would like to add ADS7846 touch controller for the project. Somebody using that IC? Is there any
AW: [lpc2000] Re: ISP on all processor types?
2005-08-15 by Huber Martin
An other tool for programming external flash with JTAG is the BDI1000/2000 from abatron (www.abatron.ch). Look at products and then ARM/RDI Support. It works
Run away ISR
2005-08-14 by Nice Guy
On a project I m working on I have several interrupt service routines. All of them work fine except for one of them that is on the external interrupt 0. The
Re: [lpc2000] Re: ISP on all processor types?
2005-08-14 by Charles Manning
... No IAP are special algorithms for the onboard flash. ... There are two mechanisms used with JTAG: 1) Load some software into RAM and use that to program
RE: [lpc2000] Re: ISP on all processor types?
2005-08-13 by Dan Beadle
Yes, you can use JTAG to load a program into external flash. But you will need some kind of driver to do that. I use the IAR tools. They have a framework
Re: ISP on all processor types?
2005-08-12 by Joerg Sommer
... Can I use IAP for this? Someone told me I can use the JTAG adapter to load the program into external flash. Is this true? How fast is JTAG? More than 56k?
Re: LPC2136 Analog Reference voltage
2005-08-12 by philips_apps
Hello Lei, The LPC2136 ADCs have their own power supply thru the Vdda and Vssa pins. As the datasheet specifies, you can go down to Vdda=2.5V and your ADCs
Re: [lpc2000] Re: External Memory Access
2005-08-12 by DECwiz (Fred van Kempen)
Tsvetan, That is the code he is using to test things. Even my code (which is very clean, and works on most boards tested so far) doesn t seem to work, so he
Re: LPC2136 Analog Reference voltage
2005-08-12 by fl429
The manual says, This should be norminally the same voltage as Vdd but should be isolated to minimize noise and err Does it mean that it will not work
LPC2136 Analog Reference voltage
2005-08-12 by fl429
Hi, Folks, Does it still work if I apply a lower voltage to the Vref (2.5V) than the norminal VDD (3.3V) ? Any ideas? Thanks Lei
Re: External Memory Access
2005-08-12 by tsvetanusunov
... Hi Matthias, we have test code on our web site which access the external memory. Best regards Tsvetan ... PCB prototypes for $26 at http://run.to/pcb
RE: [lpc2000] LPC2132 RAM corruption - Maybe exec is starting?
2005-08-12 by Lars Marmsater
Sören, I don t know it this helps, but with KEIL ULINK, when cycling power or doing a hard reset from the IDE, execution starts and runs for a while until the
RE: [lpc2000] VIC on LPC2129 - may be SPI interrupt bug
2005-08-12 by Lars Marmsater
Bill, are you referring to what is written about spurious interrupts in later UM s, i.e. UM10120, pages 59 - 63 (5.6 Spurious interrupts)? I did put a
Re: problems using math.h
2005-08-12 by Markus Plessing
... Thanks Matthias, this change made the thing ... But: Is lpc2119 able to do this sort of floating point operations? At the moment my app is stopping at the
Re: problems using math.h
2005-08-12 by wiese_matthias
I had similar problems. Then I changed the order of my linker flags (and even duplicated them like: -lm -lc -lgcc -lstdc++ -lm )...and it worked. Good Luck!
problems using math.h
2005-08-12 by oemtyo
Hi everyone, I m programming an application for lpc2119 and need to do complex mathematical calculations with values got from the A/D-Converter. Therefore i
LPC2132 RAM corruption
2005-08-12 by Søren Christian Madsen
Hello, I would like to ask the people of this forum if anyone has experienced problems with RAM being overwritten following a power cycle of the LPC2132. I m
Re: [lpc2000] DSP function library for ARM
2005-08-12 by Charles Manning
... Get ARM System Developer s Guide (available at Amazon and other sources). THis has some really good stuff including various DSP stuff. The algortihms
Re: [lpc2000] Re: LPC2919 rev B?
2005-08-11 by joelw@indyelectronics.com
... My bad. The 2129. Thanks for the quick response.
Re: [lpc2000] Re: LPC2919 rev B?
2005-08-11 by DECwiz (Fred van Kempen)
... WIll the B devices get a new ID, or will they use the same ID that the pre-B devs currently have? This will be important for software such as my LPC
Re: LPC2919 rev B?
2005-08-11 by philips_apps
... Joel, 1. don t know exactly which device you refer to, 2119/2129/2194? but the answer to shipping yet is not yet 2. When: Starting end of the year
LPC2919 rev B?
2005-08-11 by Joel Winarske
Is Phillips shipping a revision B on the LPC2919 yet? If not does anyone have an idea when they might? Will rev B address all of the rev A errata? Joel
Re: ISP on all processor types?
2005-08-11 by lpc2100_fan
... external ... Hi Joerg, all LPC2000 micros support ISP. In case of the Flashless devices such as the LPC2210 and LPC2220, the ISP support loading a program
Re: TXD Pin gets stuck low (My Mistake)
2005-08-11 by sengoontoh
Solved the problem. My serial protocol used Break s to indicate NAK s. All of the nodes detected bad packets together and set the break but my bottom half
TXD Pin gets stuck low
2005-08-11 by sengoontoh
I m experiencing a weird phenomenon. I have THRE and RX interrupts going on in the IAR compiler. After some very busy activity, all of a sudden the TX pin gets
Re: LPC2131 SPI output drive and ULINK JTAG issues
2005-08-11 by drb5599
All, Problem is fixed. JTAG works on my proto hardware. The JTAG (P1.36-26) pins were configured for GPIO instead of debug. In the PINSEL2 register I had to
external flash memory problem
2005-08-11 by wiese_matthias
I can access the external RAM of the LPC-E2294 but unfortunately the external Flash causes some problems. I configured the BCFG0 and tried to access the Flash
ISP on all processor types?
2005-08-11 by Joerg Sommer
Hi, do all LPC2xxx processors support ISP? What about the types without internal flash, e.g. lpc2290? Can I load up data with ISP to the external flash? Kind
Re: [lpc2000] Re: VIC on LPC2129
2005-08-11 by Bill Knight
The problem described is most likely not caused specifically by the VIC. It is probably caused because the code is disabling the specific interrupt while
Re: [lpc2000] Re: VIC on LPC2129
2005-08-11 by Jim Parziale
Well, I meant if you set up for FIQs to be handled by the VIC... it probably would have the same problems. ... -- ... Jim Parziale Email:
Re: [lpc2000] Re: VIC on LPC2129
2005-08-11 by DECwiz (Fred van Kempen)
FIQ s dont use the vectoring system, they jump right into the handler, so most likely won t have this issue. And yes, it is possible for the VIC to loose
Re: [lpc2000] Re: VIC on LPC2129
2005-08-11 by Jim Parziale
But would the problem occur with FIQ interrupts as well as IRQ? In other words, it s really a problem with the VIC? I agree though - you really *do* need to