View Single Post
Old 29th Nov 2018, 7:12 pm   #121
Slothie
Octode
 
Join Date: Apr 2018
Location: Newbury, Berkshire, UK.
Posts: 1,287
Default Re: MK14 schematic revisions

Hmm thats possible, I've included most of the changes aside from the extended PROM decoding (so it appears multiple copies in the lower 2k) because I needed a gate to allow the use of 6561 ram chips which required a chip select during write cycles. However there is a spare AND gate which might be used to replace the inverter on the reset circuit and allow a standard pull-down reset circuit that could be brought out to the keyboard connector, since +5 isn't on the connector.
Slothie is offline