This directory contains various hardware mods and addons for the PlayStation 1. The PCBs have been designed using Eagle, and pre-rendered gerber files are provided. When applicable, jlcpcb build files are provided (BoM and assembly CSV files).
Some of these designs have been thoroughly documented in the wiki.
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MC-Breakout - A breakout board for the PlayStation 1's memory card slot. This board is made to fit directly into the slot without a case, and provides a simple header to connect to the memory card slot's signals.
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PIO-Breakout - A breakout board for the PlayStation 1's parallel I/O port. This board is designed to function as a pass-through, which can then be used to sniff the parallel I/O port's signals when connecting another flash cart to it.
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PIO-Dev - A development board for the PlayStation 1's parallel I/O port. The board has extensive documentation on the wiki.
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PowerReplayUSB - An easy to build mod for the popular and readily available Power Replay Flash Cart which adds USB support to it. The USB support is provided by the FT232H chip, and unirom has support for it. There is a USB-C alternative available as well.