A few years ago Joey Castillo introduced Sensor Watch, a $35 board designed to fit inside the shell of a Casio F-91W wristwatch, giving a classic watch some modern hardware including an ARM Cortex-M0+ ...

Most modern smartwatches have color displays, wireless capabilities, the ability to alert you to notifications, and support for running first-party and third-party apps. Sensor Watch doesn’t do any of ...

The classic Casio wristwatch, a staple of affordable and reliable timekeeping, has been given a modern upgrade with the integration of a cutting-edge microcontroller. The Sensor Watch, as it is now ...

Casio's 'F-91W' was released in 1989, and its design has remained almost unchanged since its debut up until the time of writing. Coupled with its impressive cost performance, it's also known as a ...

A new project soon to be launched via Crown Supply provides an easy way for you to transform a classic Casio watch into a hackable ARM Cortex M0+ wearable. The open source Sensor Watch is an upgrade ...