On some HR sensors there is a possibility to adjust the green LED brightness together with the HRM camera sensitivity. But I guess this is not the case for the Bangle.js...
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.
On some HR sensors there is a possibility to adjust the green LED brightness together with the HRM camera sensitivity. But I guess this is not the case for the Bangle.js...