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OSU8 Microprocessor
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N & Z Status Bits Output

This circuit creates the N (negative) and Z (zero) output bits from the ALU, which just reflect if the output is negative and/or zero.

Schematic Drawing


OSU8: Simple 8-Bit Microprocessor Design; Paul Stoffregen
http://www.pjrc.com/tech/osu8/sch/alu_np.html
Last updated: February 24, 2005
Status: These pages are a work-in-progress
Comments, Suggestions: <paul@pjrc.com>