By default the following circles are active / shown:
Left: Steps
Middle: Heart rate
Right: Battery
So heart rate should be there (red with the heart symbol at the bottom of the circle) and when the watch is unlocked the heart rate sensor should be activated and after some seconds the values should be shown.
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 default the following circles are active / shown:
Left: Steps
Middle: Heart rate
Right: Battery
So heart rate should be there (red with the heart symbol at the bottom of the circle) and when the watch is unlocked the heart rate sensor should be activated and after some seconds the values should be shown.