Thankfully, developing an obscure solution, though sometimes frustrating at the time, does tend to make ... t have the USB-to-TTL capabilities of his Arduino – so this wasn’t entirely in ...

Droplet and StackAR, developed by MIT’s Media Lab, allow users to set timers or program an Arduino using light-based communication. By pressing the tool against a screen, flashes of light can ...

[Scott-28] recently sent in a particularly well-documented project that turned an antique rotary phone into a digital kitchen timer ... to connect the dial to one of the pins on an Arduino Uno ...