# CEN64: register-transfer-level Nintendo 64 emulation

> CEN64 emulates Nintendo 64 hardware and aims to model it down to register-transfer level. It runs big-endian .z64 ROMs with PIF data, supports 64DD disk images and provides a GDB connection for debugging emulated programs.

- Type: Case study
- Targets: Firmware
- Category: Independent reconstruction cases
- Relationship: Independent reconstruction project
- Sources reviewed: 2026-11-06
- Added to the catalog: 2026-11-09
- Original resource: <https://github.com/n64dev/cen64>
- Primary source: <https://github.com/n64dev/cen64/blob/e0641c8452a3ae8edcd2bf4e46794bb4eaafc076/README.md>
- Catalog page: <https://awesomerea.org/resources/cen64-nintendo-64-emulation-case/>
- Record JSON: <https://awesomerea.org/resources/cen64-nintendo-64-emulation-case/record.json>
- Chinese version: [简体中文](https://awesomerea.org/zh/resources/cen64-nintendo-64-emulation-case/index.md)

## Requirements & limits

- **Prerequisites:** Running a .z64 ROM requires valid pifdata.bin; running a 64DD .ndd image requires pifdata.bin and valid 64ddipl.bin.
- **Prerequisites:** Building requires CMake, iconv, OpenAL and OpenGL.
- **License:** Licensed under BSD-3-Clause.

## Primary sources

1. <https://github.com/n64dev/cen64/blob/e0641c8452a3ae8edcd2bf4e46794bb4eaafc076/README.md>
2. <https://github.com/n64dev/cen64/blob/e0641c8452a3ae8edcd2bf4e46794bb4eaafc076/gdb/gdb.md>

## More in Firmware and hardware

- [Orbital: reconstructing PlayStation 4 hardware for virtualization](https://awesomerea.org/resources/orbital-ps4-reconstruction-case/index.md) · Case study
- [TamaLIB: emulating first-generation Tamagotchi firmware](https://awesomerea.org/resources/tamalib-tamagotchi-case/index.md) · Case study
- [Quansheng UV-K5 Hardware Reverse Engineering Project: V1.4 radio PCB reconstruction](https://awesomerea.org/resources/quansheng-uv-k5-hardware-case/index.md) · Case study
- [orsala_hack: reconstructing IKEA ORSALA lamp controls](https://awesomerea.org/resources/orsala-hack-case/index.md) · Case study
- [stf-sharc: reconstructing Sega Model 2 SHARC microcode](https://awesomerea.org/resources/stf-sharc-case/index.md) · Case study
- [F3DEX2: matching disassemblies of Nintendo 64 RSP microcode](https://awesomerea.org/resources/f3dex2-disasm/index.md) · Case study

## About this entry

The description was reviewed against primary sources.
Original editorial content: MIT. Linked projects, papers and assets retain their own rights and licenses.