Rod's Shed. Travel reports, Solar, Vintage Mincrobee Computers, CP/M, ESP32 projects and Hobbies!

 

Rod

Microbee 512k bios function keys

Microbee function keys. These can save you a lot of reputative typing, here's an example One way to simplify mounting a spare partition with minimal effort. Hit ctrl and 9 key simultaneously A pop up window should appear. Select F to enter the function key…

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Rod

Passthrough Parallel Port on Proxmox

I have an old Arlabs Eprom+ programmer that uses the old style printer port to connect to a computer. I've been using a vintage Compaq Armada E500 laptop running Windows 2000 as the host computer as it is the only laptop I have left with…

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Rod

ESP32-C3-4.2 OLED

Just some notes/observations after using some of these ESP32-C3 with built in 0.42 oled displays. First thing is the antenna, one of those small ceramic things is crap, check out the mod on this guys site. I made same mods and went from about 5m…

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Rod

USB Flash drive interface for the Microbee

I've prototyped a simple interface for a usb flash drive to a microbee. It uses a CH376 interface board (about ~$5-$10 on aliexpress) and connects to the data bus of a bee and a few signals with 14 wires. I'm currently running a freebee cf…

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