Sometimes you need to use a computer and you don’t have a spare keyboard and mouse on hand. [KoStard] figured an iPhone could ...

Cherry's MX 8.2 Pro TMR is its first magnetic keyboard using tunnel magnetoresistance tech instead of Hall Effect, promising ultra-fast wireless performance and rare hot-swap support ...

Macropads can be as simple as a few buttons hooked up to a microcontroller to do the USB HID dance and talk to a PC. However, you can go a lot further, too. [CNCDan] demonstrates this well with ...

In MCU-based projects, this design uses a single push button to switch on and switch off 5-V and 15-V supplies in sequence.