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JTAG for LPC2148   [4 Articles]

I have lpc2148 from spj embedded systems.i try to use a JTAG parallel port for debugging.i made a ckt which in the below link,ckt is fine.what JTAG software i need to use for thi...

Re: eclipse and LPC2148   [6 Articles]

--- In l...@yahoogroups.com, "Bruce" wrote: > > I am attempting to set up eclipse for the first project. I have a Ubuntu Linux computer and eclipse Galileo. I have downl...

Re: interrupts of RTC   [9 Articles]

--- In l...@yahoogroups.com, "raju_nem" wrote: > > i am using only one isr_routine that is RTC,no other isr routines in my code.Even with this isr routine also,is not ca...

Winarm and sprintf   [3 Articles]

I'am new in GCC compilers. How can i use sprintf function with WinArm gcc compiler (Version 20060606). When i try use the sprintf function , comes next error: -------- begin ---...

Re: Re: USB question - LPC2148

What I have is: main() { int i = 99; int val; fun(); // no variables of same name in here - shouldn't matter // scope of 'i' goes away here - Keil uVisi...

WOrking of RTC in LPC2148   [2 Articles]

HI i need to use rtc of lpc2148.For every sec, i need to send the time to Hyperterminal.I am using gcc compiler.i searched sample codes.Those are not working.Any one wo...

Is NOP instruction will distrub the Pipeline of ARM7TDMI

I am using some assembling instructions in my work.I am using GCC Compiler.Without "nop" instruction in my assembly code,i am getting "X" clock cycles to excute the entire a...

Is NOP instruction will distrub the Pipleline of ARM7TDMI

I am using some assembling instructions in my work.I am using GCC Compiler.Without "nop" instruction in my assembly code,i am getting "X" clock cycles to excute the entire a...

Flash programming and debugging with free software tools   [2 Articles]

Dear all, I am just starting programming with NXPs LPC2xxx and LPC17xx controllers. I can use these boards: Keil MCB1760 with LPC1768, ULINK2 Keil MCB2360 with LPC2368, U...

LPC2478 GCC Example

Hello everybody Is there anybody who has an example for the LPC2478 with makefile, link file and so on for the gcc compiler for me? Thank you very much for your help! Best r...

Is __attribute__ ((interrupt ("IRQ"))) still buggy?   [5 Articles]

I have some strange problem with screwed-up r14 (link register). It happens in IRQ mode, and seems to be related to an FIQ that interrupts the IRQ. I am currently using GCC 4.3.2, ...

Re: LPC2478 STK - compiling U-boot loader

--- In l...@yahoogroups.com, "Tomislav" wrote: > > Hi, > > I'm trying to compile u-boot loader. I have installed toolchain for Linux and some other packages that ar...

Re: inline function problems   [2 Articles]

I am aware of the scope issues with static functions. I was not surprised when other files could not access it. Putting the functions into the .h file does indeed work. The qu...

Development Tools for ARM   [10 Articles]

I'm new to the list and ARM processors, this is a great list by the way. I'm looking to set up a development environment to program the lpc and STM32 families of CPUs and I wo...

Re: LPC1768 ADC read issues   [3 Articles]

Well a bit of an update on this. Miguel, I tried the code you posted (basically as is, I may post the entirety of my code tomorrow morning for reference) and I was getting the sam...

RE: How do you determine the memory address of an instruction?

> > I'm using CodeSourcery G++ Lite 2009Q1.=20 Which is 'just' GCC, so has all the GCC command line options. > For setting breakpoints in > the > > GDB command line i...

Re: Re: MBED Module based on ARM7 NXP evaluation   [2 Articles]

Espardino http://www.espardino.com follows the same approach, the differencecomes from the SDK. Espardino offers a GCC based SDK that you can install in your computer and bui...

adding software float librarries to teh build   [2 Articles]

I have a project that is using GCC YAGARTO to compile. All is fine in my build till I start using float. This is where the linker complains about missing libraries. I really sear...

Re: OpenOCD in Windows Vista 64?

I am running openocd-r717-20080619.exe on Vista Ultimate x64. I don't recall having to bitch slap openocd onto the box. My toolchain is yagarto-bu-2.19.1_gcc-4.3.3-c-c++_nl-1...

Alignment Warning Issue

I need to cast a pointer to byte array to be a pointer to a certain structure which has a 16-bit data type as its first element. The gcc compiler correctly warns about the possibl...

A curious thing (LPC2131)

Let me be more specific. After programming the flash, the the GDB init commands reset the processor and it would attempt to run to the breakpoint normally set at main(). The ...

Stack Issue with FreeRTOS,GNUARM   [5 Articles]

Hi all, Setup: FreeRTOS.org V5.2.0 GNUARM 4.1.1 LPC2103 I am developing one application using serial port. I am facing one weired Issue. In my function, ...

Newlibc + Crossworks?   [3 Articles]

I often come across interesting open source projects that use newlibc (Contiki OS, for example), but since I use Crossworks I'm not really sure how to go about using newlibc instea...

Re: LPC2148 Start

--- In l...@yahoogroups.com, "atomsoftlive" wrote: > > Hey guys i use crossworks for arm but want to try this other dev platform. > > Can someone explain to me or link ...

FIQ Handler Problem   [3 Articles]

I am trying to get a FIQ handler for EINT0 working under GCC. I have proved that when EINT0 fires, the CPU attempts to handle the interrupt. The CPU vectors and runs the code i...

Re: Re: Keil tech support for ARM - just venting   [6 Articles]

On Wed, 26 Aug 2009 07:13:38 -0000 "bobtransformer" wrote: > --- In l...@yahoogroups.com, wrote: > > > -- > > You deserve a better life, dump Windows! > > >...

New OPEN HARDWARE boards for the ARM Cortex-M3 LPC175x, from Opendous (the same guy from AVRopendous)

Hello :-) I am happy to announce the "Cortopendous" boards, Open Hardware. The person responsible for them is Matt, the guy behind the successful AVRopendous boards (also Open...

Makefile :Generate assembly file for LPC2103,GNUARM   [2 Articles]

I am using LPC2103 and written isr code in C.I want to view that assmbley of isr code which is written in C. I am using GNUARM and make file is as follows ARM_OBJ = $(ARM_SRC...

FreeRTOS - UART Problem - LPC2114 suddenly stops   [4 Articles]

Hi, i am working with a Development Board based on a LPC2114. We have made the port for FreeRTOS using the instructions available in FreeRTOS's web page, modifying the Demo for ...

Re: My new board and yagarto

> i) When reassembling crt0.s, the assembler no longer accepts '//' for > comments at the end of line. It also doesn't seem to do conditional > assembly (#if etc). Obviously t...

RE: Thumb code ISR in FreeRTOS??

> I am writing serial ISR function.I ahaving one doubt that=20 > which code should be in ARM mode??? > > I have compiled the ISR wrapper in ARM mode. > =20 > void UART0IS...

How to excute the C and assembly programs under windows using GCC insight simula

I am running my application under windows. I am working with one simple example in that main function is in C and i am passing values by calling a function ADD,operation is doi...

LPC2478_STK ,TIMER0 Interrupt and GCC   [7 Articles]

Hello everyone, Anyone can help me to understand the interrupt mechanism under GCC ? I try to blink a simply led all one seconds , but it doesn't work at all. this is what i ...

Re: Sprintf() doesn't work with floats   [2 Articles]

--- In l...@yahoogroups.com, "valarian@..." wrote: > > > It looks like you are compiling the code for hard floats. The LPC2148 doesn't have floating point hardware. > > ...

Re: Re: LPC2148 Blink Tutorial   [2 Articles]

rtstofer wrote: > The proper way to write the macro is: > > #define square(x) (x) * (x) Using the expression in the macro twice is also problematic in cases where the e...

uTasker V1.4 for LPC2XXX

Hi All Check out the new LPC2XXX uTasker release at http://www.utasker.com/forum/index.php?topic=646.0 (for the LPC21xx up to LPX24xx) The project is free for non-commercial ...

Re: Code protect in IAR 5.x

--- In l...@yahoogroups.com, Mike Harrison wrote: > > This used to work under IAR 4.x for setting the code-protect value : > > __root const Int32U crp_data @ 0x01FC ...

Re: UART0 interupt driven using LPC2148   [2 Articles]

--- In l...@yahoogroups.com, "Michael Anton" wrote: > > I don't seen any place that you enable interrupts in > the CPSR register. Is this done in your startup code? > ...

Re: HELP: gcc + newlib +pic

> The compiler does not produce any indirection through the GOT, it just adds r10 to ROM pointer retrival, I'm not sure this is correct but this is OK and works fine. GCC only ...

FIQ - How to setup it on LPC210x?

Hi all, I am trying to make a fast interrupt work on the LPC2101.. It sens that all interruptions are disabled in the startup code, but I could not find a way to enable it in ...