How to use EDO as FPM memory - and make it work on a 386 motherboard

My AMD 386 DX-40 is sad. It only has access to 8MB of memory. The motherboard this CPU is soldered to supports up to 32MB utilizing all 8 memory slots. Join me in today's episode where I will create 4 SIMM modules with 4MB each. At the end of this project, the AMD CPU will have access to 16MB, but there is a catch:
I only have EDO memory chips...

Sponsored by PCBWay: https://pcbway.com/g/lF253I
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Order the 3dfx Voodoo Memory Mod (Revision 1.1) from PCBWay directly:
https://www.pcbway.com/project/sharep...

Repository with Gerber files and other useful items for Voodoo Memory Mod (Revision 1.1):
https://github.com/BitsUndBolts/3Dfx-...

UpLateGeek Memory Module Design/Gerber:
https://github.com/UpLateGeek/Let-s-M...

Soldering iron (FNIRSI HS-01):
https://s.click.aliexpress.com/e/_oBq...

You can support me on Patreon:
Patreon: BitsUndBolts

00:00 Intro
01:15 Requirements
03:21 PCBWay
03:56 Assembly
05:17 Why EDO may work
06:48 First test
07:00 Debugging
07:59 Drops of knowledge
11:00 Mod EDO to FPM
12:25 Retest
13:47 Conclusion and future projects

• #entertainment
• #386
• #edo
• #simm
• #30_pin
• #mod
• #fpm
• #4mb
• #16mb
• #32mb
• #am386
• #dx_40