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cpu-from-scratch

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32-bit Single-Cycle RISC-V (RV32I) CPU built completely from scratch using basic logic primitives and universal NAND gates in Logisim-Evolution. Features full datapath, ALU, Control Unit, 32-register file, Data Memory, and support for R-type, I-type, S-type, and B-type instructions.

  • Updated Aug 21, 2026

A CPU processor built from scratch in C. Features complete digital logic circuit simulation including ALU (adders/subtractors), encoders, decoders, multiplexers, flip-flops/registers, clock timing, and control unit architecture.

  • Updated Jul 31, 2026
  • C

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