MH6502 - Memory (Ep4)
Popular posts from this blog
512K bank RAM
Not that I have a need for it now, but I decided to add 512K RAM on my SBC. At first, it was just to see if I could do it, but later on, I may need extra RAM for ADC sampling, or other goodies that I haven't thought about. The bank switching is done via port B of the VIA. Simple enough.
The dawn of a new adventure
In comes the insanity! Well, that's it! I'm not one of "those" people that reminisce and rides down memory lane in the nostalgia bandwagon. Yes, my mid-life crisis has gone and past. But I find myself wanting and yearning to have a good start in a new hobby, micro-electronics. And what better way than to start building an 8-bit microcomputer. And yes, I do dabble with microcontrollers also, so I have a good start. When I was in school in the late '80s I learned to program on the 6809 in assembly language on a single board computer (SBC). My initial thought was to recreate the aforementioned SBC, but the availability of parts is diminishing. In comes Western Design Center , makers of the new WD65C02 chips, still in production today. Off the shelf components is important to my endeavor, in case I want to replicate my design. Trying to scrounge vintage and obsolete parts is not part of the plan. So, welcome to my insanity project, keep in touch, an...
Comments
Post a Comment