tamagotchi sprites

tamagotch.org

Tamagotchi Tech Specs Collection
By loociano

Introduction

tamagotch.org aims at documenting the technical specifications of Tamagotchi toys, with focus on worldwide releases. This project is inspired by this talk by Natalie Silvanovich and her further work on Tamagotchis.

Check out the GitHub repo to contribute or report a broken link.

Tamagotchi Original Series

Tamagotchi Connection Series

Activating Debug Mode with a pencil (source)

Disassembly

Tamagotchi Connection disassembly (source)

Another Tamagotchi Connection disassembly (source)

Tamagotchi Mini

Tamagotchi Mini was released in 2005 and re-launched worldwide in 2017 to celebrate Tamagotchi’s 20th Anniversary. Official Page (Japanese).

Tech Specs

Disassembly

TamaTown Tama-Go

TamaTown Tama-Go was released in 2010 and reverse engineered by Natalie Silvanovich.

Tech Specs

GPLB52320A schematic and actual chip (source)

Tama-Go Figure

Memory Map

$0000-$0600 SPU RAM, GP RAM
$0600-$0FFF -
$1000-$1FFF DPRAM (VRAM)
$2000-$2FFF -
$3000-$3FFF IO Reg
$4000-$7FFF ROM bank (lower)
$8000-$BFFF ROM bank (high)
$C000-$CBBF SPU table, test program
$CBC0-$CBFF Test Interrupt Vector
$CC00-$FFBF ROM (33C0 bytes)
$FFC0-$FFEF Interrupt Vector
$FFF0-$FFF9 -
$FFFA-$FFFD NMI and reset vector
$FFFE-$FFFF -

Disassembly

TamaTown board (source)

TamaTown Tama-Go board, back side (source)

TamaTown Tama-Go top board, for figure (source)

TamaTown figure board with epoxy (source)

Tamagotchi Friends Series

Disassembly

Tamagotchi Friends (source)

Tamagotchi Friends front, without plastic case (source)

Tamagotchi Friends board (back) and NFC antenna (source)

Tamagotchi Friends board (front) with epoxy (source)

Japanese series

References

Sites

Forums

Projects

Talks

Videos

GitHub repos

Datasheets

Patents