x86 architecture concepts

On 26 Feb 2005 23:52:30 GMT, Grant Edwards <grante@visi.com> wrote:

>On 2005-02-26, Elder Costa <elder.costa@terra.com.br> wrote:
>
>> It's been a long time since I last designed with and
>> programmed a PIC (in Assembly) but I will comment on it all
>> the same. AFAIK the PIC was derived from an IBM peripheral
>> controller (IIRC PIC stands for peripheral intelligent
>> controller)
>
>I think it was actually Peripheral Interface Controller.
>

IIRC, Intel's part was called the Programmable Interrupt Controller.
It was basically a dedicated function 8 bit controller. My 8085 books
are all in storage or I would look it up.

Bob McConnell
N2SPP

> I've done a bit of '85->'86 translation.  No, I didn't have a
> 'tool' to do it.  I did 90% of it with Brief key-stroke macros.
> The result was like German->English using only a dictionary and
> not changing the grammar, but it did work and was a fast, accurate

I've just recently finished a project very like this - translating from
COP8 to NEC 78K0 using a pure algorithmic translation method. It worked
amazingly well; I was very surprised.

"Grant Edwards" <grante@visi.com> wrote in message
news:4220b07d$0$46587$a1866201@visi.com...
> On 2005-02-26, Kelly Hall <khall@acm.org> wrote:

> > RS-232.
>
> I've no complaints about RS-232.  I've seen it misused and
> poorly implimented over the years, but I don't see anything
> wrong with the standard.

What do you think the standard says?