macrozheng
Aug 22, 2021 · Fundamentals
How One Maker Hand‑Welded a Fully Functional CPU from Scratch
An avid creator spent six months hand‑soldering thousands of transistors, diodes, and resistors to assemble a working 6‑bit CPU, detailing the design of its shift register, program counter, ROM/RAM modules, instruction decoder, ALU, and the challenges of debugging its binary code.
CPUDIYdigital logic
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