8051 development board in India

On 2004-01-27, Anton Erasmus <junk@junk.net> wrote:

>>> Plenty of 8-bit processors (starting at least as early as the
>>> mid-70s with the 8080 and 6800 families) had fully functional
>>> stacks that could be used for parameter passing.  Judging by
>>> what I've seen with the 6811 port, just about any of the 8 bit
>>> CPUs that have a 16-bit address space with a 16-bit SP and
>>> 16-bit PC, could be supported.
>>
>>This is fine for microprocessors but potentialy problematic for
>>microcontrollers which have very limited resources e.g. RAM such as the
>>8051 and the PIC.
>
> I have written programs in C compiled with gcc for AVR with 2K code
> space and 128bytes of ram. I had less ram space problems with this
> setup than with IAR 8051 compiler and a 8051 clone with the same
> amount of ram.

Yup. having just a few more registers can save a lot in RAM
requirements for stack space.  The AVR instruction set was also
designed more for compiler use than the 8051 was.

-- 
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