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January 18th, 2006

MC68HC11 Assembly Notes

Posted At: 12:21am by Erich Musick
When programming on the Motorola 68HC11 processor, keep in mind that the following command does not work: 
ADDD ADR1
The ADDD op code wants 16 bits but ADR1 gives only 8.

It took Ryan and I about an hour to figure out that this was preventing our Operating System from performing A/D conversions correctly.
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