By 'too high' though we mean over 1kHz (or 3ish with some carefully written code). Id be really surprised if something like that got anywhere close though - it'd have to be spinning near 180,000 rpm!
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.
By 'too high' though we mean over 1kHz (or 3ish with some carefully written code). Id be really surprised if something like that got anywhere close though - it'd have to be spinning near 180,000 rpm!