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PsNee, an open source stealth modchip for the Sony Playstation 1

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PSNee V8.5

THE modechip supports the largest number of Playstation 1 variants, and the largest number of microcontrollers

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Features

  • Remove Disk Region Protection
  • Patch BIOS additional region features
  • A specific library for card support, to solve the fuse setting problem
  • The mode does not take care of changing PAL <-> NTSC video output

Supported Playstation 1

All US models, all European models, and the vast majority of Japanese models.

Supported platforms

  • ATmega328(A/P/PA) @16Mhz
  • ATmega168(A/P/PA) @16Mhz
  • Atmega32U4 @16Mhz
  • ATtiny25/45/85 @8Mhz no BIOS patch!

Installation

For all useful information consult the Wiki

Model tested

test

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PsNee, an open source stealth modchip for the Sony Playstation 1

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