| world smallest Datalogger with Nordic nRF52811 + Android iOS App either native or MIT App Inventor
DE0169505ID (4)
| LILYGO® TTGO T-Watch-2020 ESP32 helps by USB Micro direct connection with DS1922L Datalogger start stopp read out mission
| iButton DS1922L is well known and works with Windows 10 One wire viewer mainly.
| iButton DS1922L USB OTG MIT APP inventor extension, Start Mission, Stop mission, Read out mission, settings sample rate, accuracy mission