You can actually show more than just the LED's state. Checkout @JumJum's testing (monitoring) feature that is built into Espruino Web IDE (see settings).
Espruino is a JavaScript interpreter for low-power Microcontrollers. This site is both a support community for Espruino and a place to share what you are working on.
You can actually show more than just the LED's state. Checkout @JumJum's testing (monitoring) feature that is built into Espruino Web IDE (see settings).