top of page
Search
rehsd
Feb 15, 20232 min read
Mouse for my 80286 System (SPI to PS/2)
My 286 system does not have built-in mouse support (yet). I have been experimenting with a few options. Back on my 6502 system, I added...
45 views0 comments
rehsd
Jun 15, 20220 min read
90 views0 comments
rehsd
Apr 27, 20221 min read
VIA Tester Add-in Card
I picked up a large batch of (likely used) VIAs on AliExpress. They were inexpensive ($1.64 USD per VIA), and I don't expect they will...
40 views0 comments
rehsd
Apr 27, 20221 min read
Joystick Add-in Card
I ended up removing the joystick ports from my sound card design, since I would like to have the primary system processor handle joystick...
45 views0 comments
rehsd
Apr 24, 20222 min read
65816 Assembly Coding Series
As I'm learning and implementing assembly code for my 65816 PC, I'll post periodic updates here. I'm doing OK with the assembly so far,...
303 views2 comments
rehsd
Apr 22, 20222 min read
65816 PC Build Update (April 2022)
Back in January, I decided to start building a 65816 "PC." Up to that point, I had built a 6502 system with basic elements of a PC. The...
412 views0 comments
rehsd
Apr 15, 20221 min read
ISA Slot Extension and Proto Board
To facilitate developing new circuits for my 65816 system, I have designed an extension for my bus, leveraging the ISA physical...
502 views0 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
Oct 31, 20212 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...
80 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
bottom of page