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2:1 Mux

OSU8 Microprocessor

CPU Programming

Hardware Info

Schematic

Xilinx Implementation

Address Decoder

OSU8 Core

8-Bit Data ALU

Misc Logic

2:1 Mux

16-Bit Addr ALU

Control State Machine

Status Bits

Operand Register

Program Counter

Stack Pointer

Full Hierarchy Index

Implementation

2-input MUX (Carry out)

The 8-bit ALU uses this 2-input MUX to generate a carry output from either the 8-bit adder or the shifter circuit.

Schematic Drawing

OSU8: Simple 8-Bit Microprocessor Design; Paul Stoffregen
http://www.pjrc.com/tech/osu8/sch/my_mux2_alu.html
Last updated: February 24, 2005
Status: These pages are a work-in-progress
Comments, Suggestions: <paul@pjrc.com>