LPC damaged

Started by Mukund Deshmukh in LPC200010 years ago 8 replies

Hi, One of my LPC board is damaging LPC2136. In most cases, TX pin is short, or P0.14 (program pin ) is short to ground. I have checked...

Hi, One of my LPC board is damaging LPC2136. In most cases, TX pin is short, or P0.14 (program pin ) is short to ground. I have checked everything and we use more than 300 LPC per month on different board. What could be possible reason? Can it be bad silicon? Warm Regards, Mukund Deshmukh, Beta Computronics Pvt Ltd. 10/1 IT Park, Parsodi, Nagpur -440022 India. Web site - http://betac...


SPI PROBLEM IN LPC 2104

Started by rockraj_2003 in LPC200014 years ago 1 reply

Hai Friends, I am a silent member of this group. I am working with LPC 2104. Already writing my coding using IAR...

Hai Friends, I am a silent member of this group. I am working with LPC 2104. Already writing my coding using IAR EMBEDDED WORKBENCH V4.11B. I want to program for SPI. I studied the LPC 2104 USER MANUAL and Started doing my coding. I can


{Disarmed} Re: Yet another LPC library (GCC)

Started by Stephen Eaton in LPC200011 years ago 2 replies

well done, looks interesting will take a look at it. _____ From: l...@yahoogroups.com [mailto:l...@yahoogroups.com] On Behalf...

well done, looks interesting will take a look at it. _____ From: l...@yahoogroups.com [mailto:l...@yahoogroups.com] On Behalf Of b...@zonnet.nl Sent: Monday, 17 December 2007 6:25 PM To: l...@yahoogroups.com Subject: [lpc2000] Yet another LPC library (GCC) Hello, I recently posted the first version of ALDS, my own LPC library for GCC. It was written for the LPC21xx series, and...


LPC2368 SPI Driver

Started by "Var...@mstglobal.com [lpc2000]" in LPC20004 years ago 5 replies

Hi All, In my setup I have my LPC connected to Ubicom IP3023. The Ubicom is master and LPC is slave. Currently we are using Bit banging as a...

Hi All, In my setup I have my LPC connected to Ubicom IP3023. The Ubicom is master and LPC is slave. Currently we are using Bit banging as a means to communicate between these devices. This is rather slow and we plan to use the hardware. I am very new to this so can anyone suggest a sample code to look at for SPI in slave mode on LPC? Also if there are any samples for master mode will also b...


enabling sprintf

Started by paloalgodon in LPC200012 years ago 5 replies

From: "Steve Franks" To: "No Reply" Date: Tue, 22 Aug 2006 10:47:15 -0700 Subject: enabling sprintf Hi all. Got a makefile something...

From: "Steve Franks" To: "No Reply" Date: Tue, 22 Aug 2006 10:47:15 -0700 Subject: enabling sprintf Hi all. Got a makefile something like this: LDFLAGS += -lnewlib-lpc -lc -lgcc -lnewlib-lpc -lm -lnewlib-lpc -lstdc++ -lc If I put a call to sprintf in my code, I get this: `_malloc_trim_r':mallocr.c: (.text+0x48): undefined reference to `_sbrk_


problem communicating to LPC 2106 on Windows

Started by dJsLiM in LPC200012 years ago 5 replies

Hi everyone, I'm a complete newbie to LPC development. I got the Olimex LPC MT 2106 board with a variable voltage powersupply from. I have...

Hi everyone, I'm a complete newbie to LPC development. I got the Olimex LPC MT 2106 board with a variable voltage powersupply from. I have set the power supply to 9V and plugged it into the board. When I hook the power I see that the top line of the LCD display gets darker. No other indication of power seems visible. I'm using a normal DB9 serial cable to connect the board to my PC o...


LPC2000 automotive ADC vs MAC7100

Started by ualbe in LPC200013 years ago 2 replies

Dear LPC Group, i'm starting to develope an automotive project with ADC. has someone experience on LPC ADC module? My vendor has...

Dear LPC Group, i'm starting to develope an automotive project with ADC. has someone experience on LPC ADC module? My vendor has unsuggested me to use LPC on automotive project, he suggest me to use MAC7100. What about? Alberto Ubertelli


olimex LPC-E2294 with ethernet

Started by Gus in LPC200014 years ago 16 replies

Hello, I spent all weekend trying to get the ethernet to work on olimex LPC- E2294 board ...

Hello, I spent all weekend trying to get the ethernet to work on olimex LPC- E2294 board http://www.olimex.com/dev/lpc-e2294.html with no luck Looking at the board schematics, they have the Ethernet chip &qu


Newlib-lpc ar/ld weirdness and workaround

Started by deunhido in LPC200013 years ago 1 reply

I noticed the example makefiles that come with Aeolus Development's newlib-lpc port build elf binaries for the tests by passing all the ...

I noticed the example makefiles that come with Aeolus Development's newlib-lpc port build elf binaries for the tests by passing all the library's .o files to arm-elf-ld. I thought this was strange, so I changed it to instead link against libnewlib-lpc.a built from these same files ... but it doesn't work! The elf file is bigger, the .hex file is smaller an


Re: boot sector diagnostics

Started by Jayasooriah in LPC200012 years ago

Hello, A read-only version of my boot sector diagnostics for LPC family (Windows executable) is available at: ...

Hello, A read-only version of my boot sector diagnostics for LPC family (Windows executable) is available at: http://www.cse.unsw.edu.au/~jayas/esdk/files/lpc/bsdc.exe If you wanted to find out information about the LPC variant as stored in the boot sector (that may be different to what is on labelled on the outside), connect your serial (or USB VCP) port, reset it with jumper so...


LPC 2148 & 24C256

Started by vpack2000 in LPC20006 years ago 3 replies

Hi , this is my first time here , I am new with LPC 2148 ,I did buy a kit 3 years ago , now I begin to stuy it , I had programmer of 8051 for...

Hi , this is my first time here , I am new with LPC 2148 ,I did buy a kit 3 years ago , now I begin to stuy it , I had programmer of 8051 for 10 years , but now I try to make the lpc 2148 read a 24c256 eeprom , but I could not , I work on it for 15 days , every day , someone can help me ? I am use the keil , I got the answer from eeprom :0x08 ,0x18 , 0x28, but never a answer that I could get...


LPC definitions

Started by RW Concepts - enquiries in LPC20006 years ago 2 replies

Hello, Fairly new to LPC devices and just started using Xpresso. Where are LPC_PIN= CON, LPC_GPIO1 etc. defined please. I=E2=80=99ve looked...

Hello, Fairly new to LPC devices and just started using Xpresso. Where are LPC_PIN= CON, LPC_GPIO1 etc. defined please. I=E2=80=99ve looked pretty hard and can= =E2=80=99t find them? Thanks, Rog. ------------------------------------


LPC 2138 power down mode not working

Started by Mohan K in LPC200013 years ago 3 replies

Hi Everyone, I am trying the power down mode in LPC 2138 microcontroller. I am able to enter in to the power down mode, but not able to get...

Hi Everyone, I am trying the power down mode in LPC 2138 microcontroller. I am able to enter in to the power down mode, but not able to get back if there is an external interrupt. I am using EINT3 to wake up the controller. Can anybody suggest an idea to go forward? Also, Is it possible to configure the LPC 2138 EINT3 to execute an ISR function, while confi


Re: LPC Boot Loader Internals

Started by jayasooriah in LPC200013 years ago 16 replies

Hello, My composition of the source code for LPC2105 boot loader revision 1.52 can be found at: ...

Hello, My composition of the source code for LPC2105 boot loader revision 1.52 can be found at: http://www.cse.unsw.edu.au/~jayas /esdk/files/lpc/2105.s I had to do this to replace the boot loader supplied so as to stop my students from killing their USB-LPC boards. There is


isp using bootloader for lpc 2106

Started by kvr25 in LPC200010 years ago 1 reply

I know very little about the arm controller of lpc2000 series. can any one suggest idea for making use of in built boot loader available...

I know very little about the arm controller of lpc2000 series. can any one suggest idea for making use of in built boot loader available in lpc. I have studied that lpc 2000 series has got built in boot loader and it is activated when Port 0.14 will go low. I want your advice and the procedure to make use of bootloader for ISP. K.Venkateswara Rao -----------------------------------...


LPC 2101, 2124 , 2138

Started by "Niren.R" in LPC200010 years ago 1 reply

Whether LPC 2101, 2124 , 2138 serieses are still available in the market or going to vanish from the market soon ? Which LPC2xxx series...

Whether LPC 2101, 2124 , 2138 serieses are still available in the market or going to vanish from the market soon ? Which LPC2xxx series will be good for a begineer in ARM LPC series ? ------------------------------------


LPC 2294 query

Started by saudkrehman in LPC200011 years ago

Hi i am using the LPC 2294 to sniff SPI packet data. Can i use the SPI Engine of LPC 2294 to do that i want to sniff the SI,SO data both of SPI...

Hi i am using the LPC 2294 to sniff SPI packet data. Can i use the SPI Engine of LPC 2294 to do that i want to sniff the SI,SO data both of SPI Communication taking place between two controllers or should i use GPIO triggered by the SCLK edge triggered external Interrupt Please give me some ideas and if possible code for the same. Also i want to send this data via ethernet to a PC. How ...


LPC 210x acting as memory interface ??

Started by andy in LPC200010 years ago 6 replies

Hi all, I want to interface a 210x or similar very low-cost device to the existing bus of a computer and have the LPC act as the...

Hi all, I want to interface a 210x or similar very low-cost device to the existing bus of a computer and have the LPC act as the memory interface for what was previously ROM.. The address bus is 16bits with a data bus of 8bits.. I was doing a lot of reading and planning over a year ago but using a CPLD to interface the device to the LPC, but I'm wondering now if it's possible to bypass ...


lpc 2148 layout

Started by Pankaj in LPC20009 years ago 3 replies

i have brought one lpc 2148. and i m looking to make a mini development board but i don't know how much grid should i take in eagle software, i am...

i have brought one lpc 2148. and i m looking to make a mini development board but i don't know how much grid should i take in eagle software, i am getting too much problem while making pcb ------------------------------------


Using the RTC oscillator in LPC-2378

Started by anjali_das78 in LPC200010 years ago

Hi, I was recently trying to use the the RTC oscillator as the PLL clock source for LPC-2378. I noticed that if I chose to use the RTC...

Hi, I was recently trying to use the the RTC oscillator as the PLL clock source for LPC-2378. I noticed that if I chose to use the RTC oscillator on the LPC-2378, uploading and debugging through JTAG was a problem. The code compiles fine on the Builder but then I had to use the generated .hex file and a flash tool (like Flash Magic) to upload the code. Has anybody experienced such ...