On the fly mods & checksums.

David A. Cooley n5xmt at bellsouth.net
Fri Feb 12 23:01:21 GMT 1999


At 09:29 AM 2/13/99 +1100, you wrote:
>Just thinking about the emulator thing and I was wondering what happens with
>regards to the checksum as you are happily changing values on the fly and
>the checksum value isn't being updated?, will the ECU code a faulty ROM?.
>Or is the checksum only checked once on each power up or something?.

Won't be a problem with my project... GM quit using the checksum on the 94
and up P5's... The holden's may be the same.
If not, you write the base code with the checksum on/off bit set to off.
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           David Cooley N5XMT           Internet: N5XMT at bellsouth.net
     Packet: N5XMT at KQ4LO.#INT.NC.USA.NA   T.A.P.R. Member #7068
       I am Pentium of Borg...division is futile...you will be approximated.
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