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.
Activating Debug Mode with a pencil (source)
Tamagotchi Connection disassembly (source)
Another Tamagotchi Connection disassembly (source)
GPLB52320A schematic and actual chip (source)
$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 -
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 (source)
Tamagotchi Friends front, without plastic case (source)
Tamagotchi Friends board (back) and NFC antenna (source)
Tamagotchi Friends board (front) with epoxy (source)