Making an Arduino shield can be simpler than you think. This time I designed one to program Attiny and Atmega ...

This is a simple Arduino project to allow connecting a PS/2 keyboard to the 16 pin DIP keyboard connector on an Apple II. I've tested it on a ReactiveMicro reproduction Apple II+ RFI logic board and ...

Here's the new description with all links and additional text removed: Order your pcb design at JLCPCB: $2 for 10pcs PCBs (24 ...

If you need to drive a big screen for a project, it’s fair to say your first thought isn’t going to be to use the ATtiny85. With just 512 bytes of RAM and 8 kilobytes of flash memory, the 8-bit micro ...

Famously, the save icon on most computer user interfaces references a fairly obsolete piece of technology: the venerable ...

Thanks to jaromir-sukuba, and racerxdl for working on firmware to implement C2 protocol via arduino GPIO. This work largely pulls from them, as well as connorpp. C2 is a 2-pin protocol. Any arduino ...