Footprint for LPC

Started by vrrraju in LPC200014 years ago 8 replies

Dear Friends, I am happy to see that one group is dedicated towards Philips LPC2100. I am trying to build a board based on...

Dear Friends, I am happy to see that one group is dedicated towards Philips LPC2100. I am trying to build a board based on Philips LPC2106. I am looking for the foot print and library for the LPC2100 for Eagle PCB. I have checked with cadsoft for the same but they haven't u


GPIO Questions!

Started by David Bermingham in LPC200014 years ago 3 replies

Hi, Im trying to interface a magnetic reader to the LPC and im having a bit of trouble regarding the GPIO lines. The code runs...

Hi, Im trying to interface a magnetic reader to the LPC and im having a bit of trouble regarding the GPIO lines. The code runs fine on OKI ARM 7 and hynix's ARM 7 so im pretty sure its not the code.The reader communicates with the micro via STROBE and DATA. I have tried usi


Code Protection

Started by Brian C. Lane in LPC200014 years ago 34 replies

One of the big failings of the LPC series is its lack of protection for the code programmed into it. MSP430 has the jtag fuse that...

One of the big failings of the LPC series is its lack of protection for the code programmed into it. MSP430 has the jtag fuse that can be blown. I've seen rumors that there is something in the works for later this year, but that's doesn't help us now. Does anyone ave any su


Re: Digest Number 94

Started by Bill Wiese in LPC200014 years ago 2 replies

Hi Brian.. > [Brian Lane wrote:] > One of the big failings of the LPC series is its lack > of protection for the code...

Hi Brian.. > [Brian Lane wrote:] > One of the big failings of the LPC series is its lack > of protection for the code programmed into it. MSP430 > has the jtag fuse that can be blown. I've seen rumors > that there is something in the works for later thi


CrossWorks UART example

Started by gokbektas in LPC200014 years ago 2 replies

It works fine, but if I close serial port and re-connect with PC without making anything on LPC, weird data appears at PC.   ...

It works fine, but if I close serial port and re-connect with PC without making anything on LPC, weird data appears at PC.   If I reset LPC, it turns to normal.   It happens with CrossWorks terminal window and my own serial port monitor


Inexpensive LPC21xx prototyping board?

Started by Owen Mooney in LPC200014 years ago 3 replies

Hi Robert, I have the evaluation copy of crossworks for a uni project (I will soon buy the real version) I also have the Olimex...

Hi Robert, I have the evaluation copy of crossworks for a uni project (I will soon buy the real version) I also have the Olimex Wriggler clone and the Olimex evaluation board (LPC-P1). Hey ! It just works. I spend about 4 hours to move from fiddling about to getting into building m


LPC2124 power consumption

Started by Anonymous in LPC200014 years ago 4 replies

I have looked at the data sheets for several of the LPC processors and they all list 30 mA as the "typ" power consumption with the...

I have looked at the data sheets for several of the LPC processors and they all list 30 mA as the "typ" power consumption with the CPU running a NOP loop and no peripherals. Obviously this is not a very useful number without info on the peripherals. Anyone measured the core


Problem with LPC2106

Started by moostieuk in LPC200014 years ago 2 replies

I have the olimex LPC-P1 board & I'm evaluating the crossworks system. I placed a breakpoint on the first code of line in my main...

I have the olimex LPC-P1 board & I'm evaluating the crossworks system. I placed a breakpoint on the first code of line in my main procedure and the debugger stopped at this point, the debugger is working and allows me to step/watch/etc. If I let the software brea


LPC 2106 JTAG - Strange behaviour

Started by jvedum in LPC200014 years ago

Hello, Looking for a solution to the "secondary jtag problem", I have discovered that in some cases both jtag interfaces seems...

Hello, Looking for a solution to the "secondary jtag problem", I have discovered that in some cases both jtag interfaces seems to be active simultaneously! The tests were performed both on IAR "Kick-Start" boards and Ashling EVBA7, using IA


5V tolerant i/o pins

Started by onceinfour in LPC200014 years ago 7 replies

I want to connect the LPC2114 (or other LPC2xxx) to 5V solenoid drivers (eg. UDN2981's). Can I pull up the outputs of the LPC to 5V...

I want to connect the LPC2114 (or other LPC2xxx) to 5V solenoid drivers (eg. UDN2981's). Can I pull up the outputs of the LPC to 5V with say 10K, to satisfy the input reqmts of the driver? And secondly, I cant find a list anywhere in the datasheets of the LPC pins which are 5V tol


LPC samples from Philips

Started by Stefan Wimmer in LPC200014 years ago 3 replies

Hi folks, nice to see (some of) you again on this list (as well as on MSP, AVR, etc.). There was mention some times ago...

Hi folks, nice to see (some of) you again on this list (as well as on MSP, AVR, etc.). There was mention some times ago of a Philips www page where one could ask for some LPC samples by simple clicking on a window and filling some form (which I did).


Writing to Flash

Started by rhpascaldodo in LPC200014 years ago 7 replies

Hi, I'm very new to ARM and LPC. I read that very writing into the Flash must be done via the onchip bootloader which resides...

Hi, I'm very new to ARM and LPC. I read that very writing into the Flash must be done via the onchip bootloader which resides alsp in the Flash. This is true for download via the serial port and also for write accesses by the application. Question: Is there


i2c test code

Started by Bill Knight in LPC200014 years ago 3 replies

Does anyone have some quick-and-dirty code for testing the i2c interface on the LPC? I'm doing a hardware checkout of a PCB prior to...

Does anyone have some quick-and-dirty code for testing the i2c interface on the LPC? I'm doing a hardware checkout of a PCB prior to sending it in for second spin. All I really need is the ability to do a simple read and write to a single slave device. Elegant, interrupt driven code


Watchdog Timer as Source of Periodic Interrupts

Started by Bill Knight in LPC200014 years ago

I was hoping to use the LPC's watchdog timer as a source for periodic interrupts for a background timer. It appears however, that...

I was hoping to use the LPC's watchdog timer as a source for periodic interrupts for a background timer. It appears however, that once the WDINT bit is set in WDMOD, that it cannot be cleared. Has anyone found a way to use the WDT in as a periodic timer? If so, please l


ARM newbie

Started by c_hall2001 in LPC200014 years ago 10 replies

I'm just getting started with the ARM processor (just reading--no hardware yet) and found the LPC chips. At first they seemed to be...

I'm just getting started with the ARM processor (just reading--no hardware yet) and found the LPC chips. At first they seemed to be great but after looking into the data I'm having second thoughts. Are these chips ready or still in a beta stage? There seems to be problems with JT


Analog Devices Microconvertor

Started by Robert Adsett in LPC200014 years ago 4 replies

I don't know if anyone else has seen this yet, but I just ran across it. Analog devices is expanding their microconvertor family to...

I don't know if anyone else has seen this yet, but I just ran across it. Analog devices is expanding their microconvertor family to include ARM variants. Quick summary less flash and ram than the LPC (finer grained flash), slower clock, better A/D's and they have D/A.


GCC newlib problem

Started by Andreas Schwarz in LPC200014 years ago 5 replies

Hello, I downloaded newlib-lpc from http://www.aeolusdevelopment.com /Articles/download.html, changed paths in the...

Hello, I downloaded newlib-lpc from http://www.aeolusdevelopment.com /Articles/download.html, changed paths in the makefile and linker script, replaced with , and was fin


Problems with linking to libnewlib-lpc.a

Started by Andreas Schwarz in LPC200014 years ago 3 replies

Hi, linking directly to the object files of newlib-lpc (as it is done in the example.mak) works perfectly, but linking to...

Hi, linking directly to the object files of newlib-lpc (as it is done in the example.mak) works perfectly, but linking to libnewlib-lpc.a doesn't (the elf file size differs by a few bytes and the program does not run correctly). My linker command line: arm-e


[ANN.] ARM board ARM TEC V2

Started by info in LPC200014 years ago

announcing NEW Design board with PHILIPS LPC 2106 + JTAG http://arm.web7days.com/V2.html US $70 + shipping ( ARM...

announcing NEW Design board with PHILIPS LPC 2106 + JTAG http://arm.web7days.com/V2.html US $70 + shipping ( ARM board + JTAG + accessary + CD-ROM) ----- mcu development team


Help: Rowley CrossStudio & Wiggler Problem

Started by nw_mcu in LPC200014 years ago 31 replies

I'm evaluating Rowley's CrossStudio and am having serious problems. I'm using the Olimex 2106 demo board and the Wiggler JTAG...

I'm evaluating Rowley's CrossStudio and am having serious problems. I'm using the Olimex 2106 demo board and the Wiggler JTAG interface. I'm new to the LPC devices and GCC but not MCUs in general. The tools and board work mostly as expected when using RAM for the codespace.