16-bit CPU

Sep 4, 20224 min read

16-bit Processor Build - Initial Assembly (cont.)

Continued from 16-bit Processor Build - Initial Assembly... 4 September, 2022 I have assembled two new PCBs. One PCB covers add,...

Sep 2, 20222 min read

Interrupt Support for My 16-bit Processor

I am researching how to best implement interrupt support for my 16-bit processor. I received some nice input in this Reddit discussion...

Aug 15, 20223 min read

16-bit Processor Build - Design Work, part 2

Continued from 16-bit Processor Build - Design Work, part 1... Currently-planned Instructions My current plan is to have approximately 40...

Jul 29, 20228 min read

16-bit Processor Build - Initial Assembly

I have started the hardware build of my 16-bit processor. In this running post, I will share progress updates and lessons learned as I...

Jul 20, 20229 min read

16-bit Processor Build - Design Work, part 1

As I have my VHDL-based prototype of my 16-bit processor running, I am now starting the design work on an actual hardware implementation....

Jul 9, 20221 min read

Building an Assembler for My 16-bit Processor

I have started building an assembler for my 16-bit processor (prototyping in VHDL, later will implement in hardware). Initial assembler...

Jun 24, 20226 min read

Building a 16-bit CPU on an Arty Z7-20

I am hoping to learn more about processors by building a 16-bit processor. I previously built an 8-bit processor based on Ben Eater's...

Jun 22, 20222 min read

16-Bit Processor (Approach to Bus and Modules)

I have previously built an 8-bit processor (my 8-bit) using Ben Eater's video series. Since then, I have been spending time on 6502 and...