HP-65 CPU Board

[teenix]

(10-01-2019 11:00 PM)Dave Frederickson Wrote:  

(10-01-2019 05:17 AM)Johnboy Wrote:  If you can get your hands on Tony Duell's circuit diagrams, there was only one HP65 circuit diagram shown.

Tony Duell's schematics are now free.

http://www.hpcc.org/cdroms/schematics5.0.zip

Thanks for the info :-)

I've also put up some simplified schematics for classics

http://www.teenix.org/classSchm.zip

cheers

Tony