Fresh hacks every day
[Ziyan] and [Zach] built a door entry system that uses a code entered from your wristwatch. They’re using the TI eZ-430 Chronos that we saw in November. There is a project box mounted over the deadbolt lever. Inside, the wireless fob waits for the watch to connect. When a watch has connected and the correct code is received (using … Read the rest
[Eric] just told us about the watch he developed that displays info from a BlackBerry via Bluetooth. The watch displays updates, message alerts, incoming call information, and… tells time. Setup and control is handled with the BlackBerry keypad. The device is charged with a micro-USB connection and will last for about four days without a recharge. We’d chalk up the … Read the rest
Today, it is not difficult to find all kinds of watches with LED displays. After [Paul]‘s grandfather, a master horologist and pocket watch collector, passed away, he decided to retrofit a broken watch left to him with a custom LED face. Starting from scratch, he designed a PCB complete with 133 (hand soldered) LEDs, room for a temperature controlled … Read the rest
[John] wanted to take a pong clock and put it in a wristwatch form factor. Take an afternoon and pour over his detailed build logs. This multi-year project is done with meticulous cleanliness that makes us jealous. He’s milled the case and buttons himself, achieving a professional look that equals or surpasses the quality of some commercially available “gaming” … Read the rest
When the band support on [David]‘s Casio CFX-400 Scientific Calculator Watch finally broke after 10 years of use, he found it almost impossible to find another watch with the same functionality. Like any good engineer, [David] decided to design a watch to meet his needs. The result of his endeavors was the µWatch, a programmable watch based on a … Read the rest
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