The ZXIO V2 is a memory-mapped input/output (I/O) board designed for the ZX81. All the ZXIO V2 and Interface project files, guides and updates can be found here. Original build logs for the ZXIO V2 can be found in the main blog.
Guides
Information, Kit Construction and How-To Use Guides for the ZXIO V2, Components and interfaces.
- ZXIO V2 Kit for the ZX81 - Build Guide: This guide provides detailed instructions for constructing and operating the IO Board included in the ZXIO V2 8255A Experimenters Kit.
- ZXIO V2 and the 8255A-PPI - Usage Guide: (Comming soon)
This is really cool - I wonder if there are any working BB-1's from yesteryear out there ?
ReplyDeletehttps://www.timexsinclair.com/product/control-module/
Hadn't seen that board before, kind of keen to see if I could make a clone now. Although the ZXIO borad could easily be extended with realays I guess.
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