This is definitely some issue with Espruino... My guess is that when the intervals changed (with the 32 bit switch) something got messed up. I'll look into it and should hopefully get a fix in for the 1v68 version.
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.
This is definitely some issue with Espruino... My guess is that when the intervals changed (with the 32 bit switch) something got messed up. I'll look into it and should hopefully get a fix in for the 1v68 version.