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Copyright © 2000-2001 Profile Consulting Inc. and George K. Watson.

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A DS80C390

8051 compatible

Effectively a ~100MHz 8051.

On a ~36MHz clock, each cycle does the work of 3 classic 8051 cycles.

4Mb address space.

Some 32-bit arithmetic.

www.dalsemi.com/datasheets/pdfs/80c390.pdf