The XY Register is one of the general purpose registers within the relay computer. It can hold two 8-bit values and can read and write from/to the data bus.
Additionally it can also read and write a 16-bit value from/to the address bus combining the X and Y 8-bit registers together.
Below is a list of the blog articles relating to this card (in reverse date order):
09 Aug 2019 - 9 min read
It’s time for the oddly therapeutic part of designing a PCB … laying out the board. In my last post I covered the schematic design and so we now have all the …
15 Jul 2019 - 8 min read
In my last couple of posts I’ve been building up to a change of approach in how I’m making the cards in my computer. This is mainly because I can’t face the …
