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Jordan appleton-joslin
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NES controller on PC Engine / TurboGrafx 16
My brother needed a second controller for his PCEngine so we could co-op some shmups but original controllers are wildly expensive! And even if you find a cheaper option from another region, you'll need to buy yourself an adapter...ugh. So what I was design...

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Weird Science - The start of my modular company
For the last few years, I have been designing modular synth equipment in hopes of opening a store to sell them, or in the very least, have my own kit to play with. I began designing 3U modules but just sat on the designs for several years tweaking, adjustin...

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Gameboy Camera Force Trippy H
Here is something I have been working on for a few days now and only got a little bit of progress. But progress is progress and this really helps me understand gameboy debugging. Analyzed the WRAM addresses for any and all changes that occur when you press ...

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ROM, eproms, eeproms that I like
Here is a quick-check list of different roms that are easy to get. All run on single supply voltages of 5v and are accessed via a parallel bus. Also listed is what to do with those pesky control pins when if you just want these to be read by the controlling...

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Odyssey 2 variety cart
I am also currently working on a flash cart for the Odyssey 2 that supports a wide array of roms, proms, eproms, etc. 27C-, 28F-, 29F-, 29EE-, 49F-, etc. 16, 32, 64, 128, 256, 512, 010, 020, 040, and maybe more.

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SwinSID SE - reworked by Me
Been toying with the SwinSID which is a decent DIY version of the SID chip. My version takes up no more space than the original and would be a drop-in-replacement with no extra wiring. Programming the atmega would be a little difficult though since there is...

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SMS variety Cart
Currently working on a flash cart for the SMS that supports a wide array of roms, proms, eproms, etc. 27C-, 28F-, 29F-, 29EE-, 49F-, etc. 16, 32, 64, 128, 256, 512, 010, 020, 040, and maybe more. Problem is ... I don't own a Master System to test these out....

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Composite Video from the Nintendo Gameboy
My latest project is to get some sort of video output from the nintendo gameboy. The signals are all present, but are not in a form that can be connected to any television or monitor. My first thought is to convert the signals into a single analog signal ca...

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Miracle Piano Final Thougts
I finally had time to probe a few pins inside the Miracle Piano. AS0012 - Pin 21 (PWM) It turns out this pin controls the master volume and NOT the envelope as I had originally assumed. Turning on the keyboard, this pin defaults to about 50%, but as you can...
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