Is ESP32 BLE really power efficient? How does it compare with Wi-Fi? And with a dedicated BLE beacon?
Power is a precious good in battery powered devices. Today we will investigate how much power an ESP32 burns in normal mode, using Wi-Fi or Bluetooth, in deep-sleep, and in mixed scenarios where it sleeps and sends data every few seconds

Links:
BLE Beacon Sketch: https://github.com/ibm-watson-iot/dev...
All Sketches: Link will follow tomorrow

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