My small 16-bit processor.
Emulator Implementation
Logism-Evolution Files
27 Instructions
Some are variations of others.
Trust me, once you get to the implementation of
the ALU instructions, you will regret looking at this.
I was tired and lazy, which isn't really an excuse but eh.
Have fun.
Diagrams of the Logism wiring.
This Arithmetic Logic Unit is implemented using
a carry-cascade style array of 1 Bit
ALU's.
The program in the ROM chip to the left is a simple countdown from
0xff - 0x00
which is being displayed on aforementioned display.