EPROM to NES Mask ROM Adapter Board

Buy the EPROM to NES Mask ROM Extended Adapter Board on my store page! These boards adapt 32-pin EPROMs (27C010, 27C020, 27C040, or 27C080) to fit in donor NES boards on the original Mask ROM pinout. This will save you a TON of time adding wires to your board, and comes with the added benefit … Continue reading EPROM to NES Mask ROM Adapter Board

Genesis Reproduction Quick Guide – Custom PCB

Here's a quick guide on how to populate my custom designed Genesis/Mega Drive reproduction PCBs. There will be more information in the upcoming guides, but this is a good place to check for a good overview of the board. All the through-hole components are on the front side of the board, and all of the … Continue reading Genesis Reproduction Quick Guide – Custom PCB

27C322, 27C160 to SNES Mask ROM Extended Adapter Board

Buy the 27C322 to SNES Mask ROM Extended Adapter Board on my store page! Here's a version without the multiplexers for use with 27C160s! These boards adapt the 32 Mbit 27C322 EPROM or the 16 Mbit 27C160 EPROM to fit in donor SNES boards or custom SNES PCBs. This will save you a TON of … Continue reading 27C322, 27C160 to SNES Mask ROM Extended Adapter Board

27C322 to SNES Mask ROM Adapter Board

Buy the 27C322 to SNES Mask ROM Adapter Board on my store page! NEW! The 27C160 to SNES Mask ROM Adapter Board! I've been getting a lot of requests for this board! This little board adapts the 32 Mbit 27C322 EPROM to fit in donor SNES boards or custom SNES PCBs. This will save you … Continue reading 27C322 to SNES Mask ROM Adapter Board

29F016, 29F032, 29F033 TSOP-to-SNES Programming Adapter (TL866)

Buy the 29F016/032/033 Breakout Board Programming Adapter on my store page! This adapter is specifically for programming the 16 Mbit or 32 Mbit TSOP EEPROMs 29F016 and 29F032 or 29F033. The programming adapter reroutes the pinout of the SNES Mask ROM to the 40-pin TSOP adapter for use with the TL866 MiniPro programmer. This way, … Continue reading 29F016, 29F032, 29F033 TSOP-to-SNES Programming Adapter (TL866)

27C322, 27C160, 27C800, 27C400 Programming Adapter (TL866)

Buy the 27C322, 27C160, 27C800, 27C400 Programming Adapter on my store page! The 27C322 and 27C160 EPROMs are 42 pins wide. The TL866 and TL866II programmer only has room for 40 pins. So how are we going to deal with that? Well, the short answer is, we’re going to trick the TL866 into thinking we’re … Continue reading 27C322, 27C160, 27C800, 27C400 Programming Adapter (TL866)

SNES Reproduction Guide – Custom PCBs

Please look at the main entry for more information! Here I will detail to you a quick and dirty guide to making SNES repros using my custom boards. There's a lot more detail over on the main tutorial, but here I will forgo a lot of the detailed information about programming different chips and instead … Continue reading SNES Reproduction Guide – Custom PCBs

The SNES Cartridge, Briefly Explained

SNES cartridges come in a few different variants, distinct in a few major ways. As noted in the main SNES reproduction guide, there are six major categories that set apart different boards - bank type, ROM size, SRAM size, extra chips, speed, and the video type or region. If you check out my big list … Continue reading The SNES Cartridge, Briefly Explained