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SHVC-LJ3M-01

A board with two ROM chips, a RAM chip, a MAD-1 decoder and 64k of RAM

All PCB information based on a document by Overload

Supported ROM sizes

  • 40 Mbit
  • 48 Mbit
  • 64 Mbit

Supported RAM sizes

  • 64 kbit

On-board chips

Chip numberChip type
U1ROM P0
U2ROM P1
U364k SRAM
U4MAD-1
U5CIC

ROM Registration

A properly formatted internal header should have these values

Memory Address Value Explanation
FFD525H / 35HMap Mode
FFD602HCartridge Type
FFD70DHROM Size
FFD803HRAM Size

Memory Mapping

In order to get a game to work properly on an emulator, the following mapping should be used for this PCB.

Bank Address Usage
00-3F8000-FFFFROM P1 (MIRROR)
40-7F0000-FFFFROM P1
80-BF8000-FFFFROM P0 (MIRROR)
80-BF6000-7FFFRAM
C0-FF0000-FFFFROM P0

Games that use this PCB type:


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