[Coco] CoCo floppy disk subsystem

Salvador Garcia salvadorgarciav at yahoo.com
Fri Jan 15 16:58:04 EST 2021


 Hi all, I think I found the 26-3022 controller's schematic. Can anyone verify if this is it, or whether there is a better option? Thanks! 

https://colorcomputerarchive.com/repo/Documents/Manuals/Hardware/Western%20Digital%20Floppy%20Controller%20-%20WD1793%2012V%20Schematic%20Diagram.gif


If that is the one, other than going to caps (top of diagram), the 12v line only goes to R17 (750 Ohms). Salvador


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