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Arty A7 & OLEDrgb Pmod Struggles
Update: I have the OLEDrgb display working! See bottom of post. Original Post First things first... I am new to FPGA development. I am...
rehsd
Nov 9, 20213 min read
Power Distribution
As I've expanded my 6502 system, power distribution has been a challenge at times. My initial 6502 was built on BusBoard Prototype...
rehsd
Oct 31, 20212 min read
Caution: Steep Learning Curve Ahead (for me)
For a while now, I've wanted to dig into field-programmable gate arrays (FPGAs). Today, u/Enlightenment777 provided the kick I needed to...
rehsd
Oct 23, 20212 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...
rehsd
Oct 22, 20216 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...
rehsd
Oct 22, 20211 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...
rehsd
Oct 22, 20212 min read
Playing with Sounds on a YM2149 (6502)
As a continuation of Dynamic Sound Editor... I finished adding the remaining PSG configuration options to my 6502 Dynamic Sound Editor....
rehsd
Oct 12, 20211 min read
Dynamic Sound Editor
I previously posted an overview of my 6502 audio setup. Since I have no background with 8-bit computer audio, I wanted to experiment with...
rehsd
Oct 11, 20212 min read
6502 SPI Expansion Card
I'm finding SPI to be a nice way to connect my 6502 to additional devices, especially Arduino microcontrollers. Arduino microcontrollers...
rehsd
Oct 9, 20212 min read
6502 Sound Card -- Suggested changes to this design?
My next PCB: a sound card for my 6502 system. I'm setting it up for the potential of four programmable sound generators, but only two...
rehsd
Oct 8, 20211 min read
6502 Print Screen to PC (SPI+Nano+Serial)
Many of the projects I take on aren't necessarily practical or done in the most efficient way. I often approach projects in a way that...
rehsd
Oct 8, 20213 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...
rehsd
Oct 5, 20218 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...
rehsd
Oct 4, 20213 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...
rehsd
Oct 3, 20212 min read
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