Melvim Chang

When I try to open and load manually any rom, it goes to a black screen and nothing happens. I have installed latest twilight and moved the emulator to the...

Hi, I was looking at the original Microsol CDX-2 schematic. https://www.msxpro.com/hardware/esquemas/cdx-2.pdf I found some differences like replacing the obsolete 74LS16 by the 74LS06. And replacing the decoupling ceramic capacitors 47nf...