With a hint from colleagues that I need to learn about overlays I managed to reimplement the temperature controlled relay in @ZephyrIoT using @NordicTweets #nRF9160. Building is pretty painless, because if my own Docker image for our SDK. https://github.com/coderbyheart/nRF9160-temperature-controlled-relay https://twitter.com/coderbyheart/status/1299665606145433600 Response: 1301181576735318016Response: 1300422239138058242