Lpc2000

Multi-Ice autodetects the core based on the macrocell. It detects 
ARM7TDMI-S ETM. This looks right to me. To verify memory contents, I 
downloaded the flash image using Philips Flash Utility, and it 
matches my code perfectly. 

--- In lpc2000@yahoogroups.com, "ian48harry" <ahi93@d...> wrote:
> 
> Have you "told" Multi-ICE what chip you are dealing with?  The 
AT91 
> is plain ARM7TDMI, the LPC2000 is -S.  Other tools allow specific 
> selection of chips rather than basic core types.
> 
> Ian
> 
> --- In lpc2000@yahoogroups.com, "tah2k" <tah2k@y...> wrote:
> > 
> > I understand where you are coming from, but I am trying to 
prevent 
> > buying more tools. From what I understand, the keil tools 
require 
> > their own emulator to actually run the debugger, and I already 
have 
> > 3 multi-ice. 
> > 
> > I am missing something, this should be trivial. If I reload the 
> > blinky application, it works just fine.
> > 
> > I have also got a keil mcb2100 board and I have the same issue.
> > 
> > 
> > --- In lpc2000@yahoogroups.com, "Dan Beadle" <dan.beadle@i...> 
> wrote:
> > > I suggest you download the Keil tools.  
> > > 
> > >  
> > > 
> > > Download their demos.  That will verify that everything is 
> working 
> > properly.
> > > 
> > > 
> > >  
> > > 
> > > From there, you could try the ARM tools with the Keil elf 
> output.  
> > At that
> > > point, you know that the board and the code are good.  So you 
> > would only be
> > > working one problem.
> > > 
> > >  
> > > 
> > >  
> > > 
> > >  
> > > 
> > >   _____  
> > > 
> > > From: tah2k [mailto:tah2k@y...] 
> > > Sent: Monday, December 20, 2004 4:15 PM
> > > To: lpc2000@yahoogroups.com
> > > Subject: [lpc2000] Data Aborts
> > > 
> > >  
> > > 
> > > 
> > > Still not up and running with my Arm tools and the Keil 
MCB2130.
> > > 
> > > I setup the Arm AXD debugger to run the following script on 
> > startup:
> > > 
> > > loadsymbols C:\Projects\Sampler_2138
\AppFlash\Output\AppFlash.axf
> > > setpc 0x0
> > > sreg cpsr 0xd3
> > > spp vector_catch 0
> > > spp semihosting_enabled 0
> > > 
> > > It basically loads the debug symbols for the image in the 2138 
> > > flash, initializes the CPSR, sets the pc to 0, and disables 
> > > breakpoints at the Arm exceptions.
> > > 
> > > The debugger loads the source file correctly and the PC is set 
at 
> > > 0x0 which is a branch to my startup handler at 0x20. However, 
if 
> I 
> > > run, or singlestep, or do anything, I get a "Data abort".
> > > 
> > > Also, if I try and display memory starting at 0x0, the 
debugger 
> > > gives an error "Memory access failed" and only gives the 
contents 
> > of 
> > > addresses 0-20, the rest 0's.
> > > 
> > > I thought perhaps the data abort had something to do with the 
> > > remapping done by the Philips boot loader, but I checked the 
> > MEMMAP 
> > > flag and it is set to 1, so I am running the flash at 0. 
> > > 
> > > I'm new to the part and evaluating it against the AT91 
pocessors, 
> > > and I am fresh out of ideas. The memory bus is internal so its 
> not 
> > > like I can hook up my logic analyzer too get some ideas.
> > > 
> > > Is it possible the Philips memory accelerator is partly to 
blame? 
> > > Tehre must be otehrs using Arm tools with this part so I am 
> hoping 
> > > it is something trivial.
> > > 
> > > Any ideas are appreciated.
> > > Tim
> > > 
> > > 
> > > 
> > > 
> > > 
> > > 
> > > 
> > > 
> > > 
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> > > 
> > >   _____  
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