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rehsd
May 5, 20221 min read
Eater 6502+PS2+VGA PCB - Building Your Own
Previously, I designed a PCB for my 6502, PS/2 keyboard, and VGA. The design is based on Ben Eater's video series. The only addition I...
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rehsd
Mar 4, 20224 min read
Using GAL22V10 Programmable Logic Devices
I have recently started using programmable logic devices (PLDs) in some of my projects. Below are the steps I am using, along with some...
873 views2 comments
rehsd
Feb 9, 20221 min read
65816 (or 6502) Proto Board
As I've been trying to get my 65816 running, I've built a breadboard version and a solderable prototype board version. Managing the...
171 views2 comments
rehsd
Jan 4, 20226 min read
Calling All SPI SD Card Wizards: Troubleshooting SD Card Access with SPI
Full data reading is now working! Progress Updates posted at the bottom... I am currently trying to get an SD Card reader working with my...
469 views0 comments
rehsd
Jan 1, 20222 min read
Working on game music... need storage.
I started working on some music for my game. In this video, I am using the sound card that I built for my 6502 system. All sound is being...
202 views0 comments
rehsd
Dec 30, 20211 min read
Dots connected... Retro gaming started...
I've finally been able to bring together many of the components of my 6502 system to support a retro-style game. The game will be a...
480 views0 comments
rehsd
Dec 30, 20213 min read
My Frankensteined 6502 - Five Months In
Over the past five months, I have built a few 6502 computers, starting with Ben Eater's 6502 kit. See My 6502+... a little background....
746 views9 comments
rehsd
Dec 24, 20211 min read
Enough Pieces to Build a Game?
I believe I have enough functionality in my 6502 system now to take a run at developing a retro-style game. So far, I have built support...
112 views1 comment
rehsd
Dec 21, 20213 min read
FPGA VGA for 6502 : First Run
I've made some decent progress getting my FPGA VGA working on my 6502 system. My goal is to have a "smart display" to replace the current...
703 views0 comments
rehsd
Dec 18, 20211 min read
Prepping My 6502 System for FPGA VGA
I made some updates to my 6502 system to get it ready for my FPGA VGA. Previously, my USB mouse took ten VIA pins (a bit of laziness on...
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rehsd
Dec 15, 20212 min read
FPGA VGA for 6502 System - Initial Prototyping
I am currently working on building an improved VGA circuit for my 6502 build. My goal is to offload the video processing and have better...
179 views0 comments
rehsd
Oct 22, 20216 min read
Arduino Due, 6502, & SPI... oh my...
Previously, I shared how I was using an Arduino Nano to connect a 6502 to a PC to transfer image data from the 6502 to the PC. See 6502...
251 views0 comments
rehsd
Oct 22, 20211 min read
6502 Audio PCB Complete!
I have posted previously about my journey to learn a bit about 6502 audio. (A Start to 6502 Audio, 6502 Sound Card -- Suggested changes...
401 views0 comments
rehsd
Oct 22, 20212 min read
6502 Build with SPI & Audio: Progress Update
Last month, I transitioned the core of my 6502+VGA+PS2 build (based on Ben Eater's video series and kits) from breadboards to a PCB. My...
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rehsd
Oct 5, 20218 min read
A Start to 6502 Audio
What's a computer without sound?! I decided to experiment with adding sound to my 6502. I did a little research on options to add sound...
1,129 views0 comments
rehsd
Oct 4, 20213 min read
6502 Basic Joystick
Most Arduino kits come with a basic joystick with an integrated push button. I had one these sitting around and decided to figure out how...
282 views0 comments
rehsd
Oct 3, 20212 min read
My 6502+VGA+PS2+... a little background...
As this is my first blog post here, I better provide a brief background of how I got to this point with my 6502 build. I started with Ben...
774 views0 comments
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