Forgive me if i am wrong, but it looks like you don't have your motors connected to a ground. You have them hooked up to an output that is powered.
@MrTimcakes started
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.
Forgive me if i am wrong, but it looks like you don't have your motors connected to a ground. You have them hooked up to an output that is powered.