8-bit combinational ALU built from 3,856+ discrete CMOS transistors (KiCad + SPICE + Logisim + 1.24M tests
open-hardware spice digital-logic kicad computer-architecture alu from-scratch 8-bit cmos ngspice test-vectors hardware-verification pcb-design transistor-level logisim-evolution 8-bit-alu educational-hardware discrete-transistors
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Updated
Jan 20, 2026 - Python