ESP8266 relevante Links:
http://www.esp8266.com/wiki/doku.php
https://www.mikrocontroller.net/articles/ESP8266
https://learn.adafruit.com/adafruit-huzza…/using-nodemcu-lua
IoT MQTT:
- Vergleich __Atmega32(Arduino)_________ESP8266
- Art __________ SoC _______________SoC
- bit______________ 8 ________________32
- takt _________ 16 Mh_____________ bis 140 Mh
- RAM__________1 kB______________ 45 kB
- Vcc___________5V________________3.3V
- int WiFi________nein_______________ ja
- UART__________ja_________________ja
- GPIO_________ 23________________ 17
- PWM_________ ja_________________ ja
- Analog in______ 6 _________________ 1
