PM-41 (2) PSone MM3 modchip installation (PIC12F629)

In April I wrote a post about installing an MM3 modchip into my PSone with the original PM-41 board. I have also written a post about installing an MM3 modchip into my SCPH-7501 with the PU-22 board. This is a similar post, but covering the final revision of the PS1, the PM-41 (2) board.

Before I begin I’ll give you a little bit of background information. I purchased eleven PSone consoles on eBay with the goal of installing MM3 modchips, and reselling them for a decent profit. Out of the eleven consoles eight were the older PM-41 board design, and three were the newer PM-41 (2) board. [Read More]

September update 2017

Last month I wrote an update for August 2017 where I summarized the posts I wrote in July, and listed some possible posts that could be published in August. This is a similar post, but for September 2017. I’ll talk about my plans for the month.

August post summary

Last month I wrote four posts, not including the update post. Topics included modchip installation on another PlayStation 1, and a more detailed guide on how to install custom firmware onto a PS3 slim using a Teensy. I also wrote my first electronics posts covering a DIY bench power supply, and how to make PCB schematics. [Read More]