===== ZigBee =====

  * https://www.mouser.com/ds/2/286/m35x_mini_modules_ds-514795.pdf Em35X
  * https://developer.artik.io/documentation/developer-guide/wireless-iot/zigbee/# [[WPan]] ZigBee
  * https://github.com/mozilla-iot/zigbee-adapter#
  * https://www.dealabs.com/bons-plans/sonoff-zigbee-30-usb-dongle-plus-efr32mg21-2528356#


===== LINKS =====

  * https://eu.mouser.com/ProductDetail/Digi-International/XU-Z11# WisH IoT ZigBee
  * https://www.digikey.com/en/product-highlight/c/cel/meshconnect-em357-usb-sticks#
  * https://store.arduino.cc/arduino-wirelss-sd-shield#
  * https://www.arduino.cc/en/uploads/Main/arduino-wireless-SD-shield-schematic.pdf
  * https://learn.adafruit.com/xbee-radios/wiring# 5v

LpWan ZigBee WPaN

{{https://www.researchgate.net/profile/Sudhir_Nikhade/publication/308851947/figure/fig1/AS:463016404754433@1487403121968/Fig-3-Interfacing-between-Raspberry-Pi-and-XBee.jpg}}