Case study

Tamagotchi P1 for FPGAs: reconstructing the handheld hardware

Tamagotchi P1 for FPGAs reconstructs the handheld's CPU and surrounding hardware for Analogue Pocket and MiSTer. Its design follows Epson CPU specifications, uses microcode for control, and draws on disassembly of the Tamagotchi ROM to examine a disputed instruction behavior.

Targets: Firmware · Game
Category: Independent reconstruction cases
Relationship: Independent reconstruction project
Sources reviewed: 2026-11-06
Evidence class: C1 partial scope or analysis entry

Stars: 178
Last commit: 2024-05-19
Language: SystemVerilog
License (GitHub): MIT

GitHub data as of 2026-11-10

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Evidence

Demo screenshot from the project's public documentation

Observed: Download and demo observed; the case covers part of the target software.
Scope: Partial
Checked: 2026-11-09

How evidence classes are assigned

Requirements & limits

Prerequisites: Analogue Pocket or MiSTer hardware and a Tamagotchi P1 ROM are required.
License: The main core, tools, tests and documentation are MIT licensed; MiSTer platform code is GPLv3.

Cite

BibTeX

@misc{fpga-tamagotchi-p1-case,
  title = {{Tamagotchi P1 for FPGAs: reconstructing the handheld hardware}},
  howpublished = {\url{https://github.com/agg23/fpga-tamagotchi}},
  url = {https://github.com/agg23/fpga-tamagotchi},
  urldate = {2026-11-06},
  note = {Awesome REA entry: \url{https://awesomerea.org/resources/fpga-tamagotchi-p1-case/}}
}

Plain text

Tamagotchi P1 for FPGAs: reconstructing the handheld hardware. https://github.com/agg23/fpga-tamagotchi (accessed 2026-11-06). Awesome REA entry: https://awesomerea.org/resources/fpga-tamagotchi-p1-case/

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About this entry

The description was reviewed against primary sources.

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Primary sources

docs/overview.md GitHub · agg23/fpga-tamagotchi · Revision 3ed61f6
README.md GitHub · agg23/fpga-tamagotchi · Revision 3ed61f6
docs/platform_installation.md GitHub · agg23/fpga-tamagotchi · Revision 3ed61f6