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SHVC-BJ0N-01

A board with two ROM chips, and a 74LS00 decoder.

All PCB information based on a document by Overload

Supported ROM sizes

  • 20 Mbit
  • 24 Mbit
  • 32 Mbit

Supported RAM sizes

This PCB does not have a RAM chip

On-board chips

Chip numberChip type
U1MASKROM P0
U2MASKROM P1
U374LS00
U4CIC

ROM Registration

A properly formatted internal header should have these values

Memory Address Value Explanation
FFD521H / 31HMap Mode
FFD600HCartridge Type
FFD70CHROM Size
FFD800HRAM 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 (MIRROR)
40-7F0000-FFFFROM
80-BF8000-FFFFROM (MIRROR)
C0-FF0000-FFFFROM (MIRROR)

Games that use this PCB type:


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