Australian animals: koala, wombat, dingo, platypus, Tasmanian devil

Future Hardware with Animal Names

Yesterday’s post mentioned some hypothetical marsupial-themed hardware: WiFi Wallaby, Video Platypus, and others. While these were meant as a joke, they got me thinking about what exactly a “Video Platypus” and friends might do, and I’m outlining some possibilities below.…

Wombat

USB Wombat: What’s in a Name?

Oops. I belatedly discovered there’s already a Nintendo emulator called Retro USB, which means I need a new name for my USB/ADB input converter. After an exhaustive 5-minute naming process, I’ve decided to continue Floppy Emu’s Australian animal theme and…

Retro USB board, keyboard, and enclosure

Retro USB Improvements

Some good news for Retro USB this week: new hardware, international keyboard improvements, and an enclosure prototype! Everything is maturing nicely, thanks to feedback and assistance from some helpful early adopters. More hardware is available, if you haven’t yet gotten…

Scribble machines drawing on paper

Build an Electric Scribble Machine

Looking for a creative project for kids to build? The Electric Scribble Machine is an entertaining device that’s easy to build from common parts – great for a scout troop project, school science fair, or just a lazy afternoon at…

2N7002 transistor pinout

Retro USB 1.1 Fail

I received a large number of new Retro USB PCBs today, which include a few small component changes from the 1.0 design. Bad news: I blundered by reversing the gate and drain connections on the MOSFETs used for level conversion.…

Boxes of new Floppy Emu hardware

Floppy Emu Back in Stock

After a few weeks of scarcity, more Floppy Emu hardware is again available at the BMOW store, hot off the courier truck. It’s always my goal to keep a steady inventory available, but that’s proven more difficult than I imagined.…

Wombat ADB-USB board

Retro USB Firmware Update 0.1.8

Firmware version 0.1.8 is now available from the Retro USB page. This version adds several improvements: 0.1.8 Added support for ISO keyboards, commonly used outside the USA. This should fix the key mapping for the ^ or @ key (the…

USB voltage sag on a logic analyzer

USB Voltage Sag

I received a couple of reports that Retro USB doesn’t work correctly with the Apple Aluminum Keyboard, model A1243 and its smaller sibling A1242. This is Apple’s standard wired USB keyboard, so it’s fairly common. The A1243 has an integrated…

USB keyboard and mouse connected to a Macintosh SE through a Wombat

Retro USB Firmware Update v0.1.5

Firmware version 0.1.5 is now available from the Retro USB page. This version adds a few small improvements: LED A now illuminates when there’s a working ADB or USB connection to the host computer. LED B blinks when there’s keyboard…

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