I’ve talked about HD44780 displays before – they’ve been a mainstay of microcontroller projects for literal decades. In the modern hobbyist world, there’s an elephant in the room – the sheer variety ...

[kgsws] is working on a small project that requires some audio and a display of some sort. While this project can be easily completed with a bigish microcontroller or ARM board, he’s taking a much ...

The tactile device is thin, flexible, and has 25 stimulation generating points within a 2 cm × 2 cm area. To achieve wearable, to install the driving circuit close to the device, we use high voltage ...