Clarifications on last Programming 101

Tony Cooper tony.cooper at virgin.net
Fri May 1 10:07:55 GMT 1998


Bruce - Please excuse me if you already understand this, but the numbers
shown below are bit fields within bytes.

Sorry if I am typin the bleedin obvious on this one.
TTFN
Tony

Bruce Plecan wrote:

> Again please read all prior 101 text before trying to interupt this
> as a complete thought.
>
> I'm going to give a few examples of what a set of malfunction
> code flags look like and how they change in a given application.
>
> If we were to look a 747 bin file with a hex editor, we might see
>
> 050D     050E     050F
>   FD         39          F9    would be stock
>   FC         39          F9   would be no vss diagnostics (code 24)
>   FD         39          79   would be no knock (code 43)
>   FD         19          F9   would be no egr (code 32)
> I hope this shines a tad more light on the issue.  Also note
> how unique the pattern seems against all the other table
> stuff.
>
> Also, an address might better discribe 16 bytes, and an
> address of say 0000+0001, rather than a location of say
> 0000..
>
> Cheers
> Bruce       We need a Cone Shaped Hat representative in
>                  washington, DC by the year 2000.  If I start
>                  walking now I might make it in time..



--
Sent By Tony Cooper.
email: tony.cooper at virgin.net
Allow at least 10 working minutes for reply. ;)







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