On Fri, 27 Oct 2006 20:17:30 +0200, you wrote:

>> Once upon a time I purchased a copy of CCS PCWH to do my 
>> coding in C and
>> found that I had less trouble and tighter code writing in 
>> assembler, and I'm
>> sure it would be no different on the ARM7.  I'm afraid the 
>> new project might
>> get too cumbersome to do in assembler.
>
>I smell a contradiction here. Personally I think most projects are
>easier in C than in assember, *if* timing and companctness are not major
>issues. ARM7 or PIC14/16 are the same in this aspect, although PIC
>assembler is probably easier to learn than ARM assembler, but a lot more
>difficult to use (I give both PIC and RAM assembler classes).
>
>> I'm curious to hear about the
>> experiences of those here who have migrated their designs to 
>> the ARM7 and
>> what are the pitfalls of using the LPCxxxx devices from 
>> NXP...
>
>When coming from the PIC world:
>- exact timing is much more difficult
>- 3.3V I/O (5V tolerant)
>- no DIP chips
>
>But there are lots of positive points
>- fast!!
>- lots of peripherals (two UARTs seems to be standard)
>- debugger is cheap (if you can live with a parallel-port wiggler)
>- bootloader is build-in
>- GCC compiler available

Also IAR do a free C compiler with 32K code limit, plenty for the lower end chips.


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