APPLE CRAPPLE

After much experimenting, I figured out that an unusually low usb timeout setting was causing usb transfers to stall on the Raspberry Pi. Af...

Although my Apple IIe Platinum was not working correctly, I remembered that the color pattern I was seeing was actually a self-test mode tha...

I was able to port a2usbdsk to the Raspberry Pi quite easily due to it being based on libusb and libftdi . Really, I just had to set up a m...

I received my first Raspberry Pi in the mail today. It is a Raspberry Pi Zero W . I am excited to really try it out. I have it running, but ...

The build pipeline is an update of Jeremy Rand’s Apple2BuildPipline based on Quinn Dunki’s project of the same name . Using this allowed m...

RetroChallenge 2017/10 is way over and I got sidetracked about half-way through. Way too much IRL stuff got in the way. However, I have had ...

Hmm,I have been playing with DSKalyzer , and as great and as powerful as it appears to be for organizing your disk images, I don't think...

I was having some serious issues getting my AII-SPI-USB command line tool (for transferring disk images to the UM232H) working on my newer M...

Found my AII-SPI-DSK adapter on the breadboard. Unfortunately, the counter was harvested off of it for some other project. Now I need to tra...

I downloaded my AII-SPI-DSK program and tried to get it running without success. First FTDI library version errors, then a file not found er...

To get started building an Apple II program, I used some existing resources to make sure my installation of cc65 compiler is configured corr...

Minor update. It is pretty cool to watch this thing run from a clean install. Lots of scrolling text! adds help, clean sets apple2 as the d...

I spent some time last night getting all of the pieces assembled for my OSX to Apple II toolchain and build / deployment pipeline ("A2B...

I have so many projects in my head, but I haven't had any time to work on them lately. I have a lot of IRL stuff going on, so I want to ...

My CJMCU FT232H Module arrived today! Less than $10 for a FTDI FT232H break-out board / USB to SPI adapter. Really excited as it makes my A...

After Review of my plan and schematics, I noticed a small error in the Eagle schematic I posted earlier. Pin 11 of the socket must be con...

I ran jumpers wires on the back of the Apple II+ logic board to route the various signals I needed (PHI_0, AX, A14&A15) to the J1 socket...

I managed to add my modifications back to the Apple II logic board to get the 4164 RAM enabled. It seems to be working! However, I want to a...

I spent a number of hours last night and tonight trying to figure out why my modified Apple II+ was not beeping, and instead showing a scree...

Replacing the RAM in my Apple II+ has become a bit of a project in and of itself. Sure I could just buy some 4116 (16K bit) DRAM , but that...