Für WeMos D1 R2 WiFi Basierend ESP8266 V 2.1.0 ESP I2F Entwicklung board Für Arduino R3 Nodemcu Kompatibel Modul|board for arduino|board boardboard esp8266 - AliExpress
i2c - Multiple analog inputs on A0 pin (ESP nodemcu) with PCF8574 - Electrical Engineering Stack Exchange
Increase Analog Pins for NodeMCU using 16-Channel Analog Multiplexer Module – A blog about DIY solar and arduino projects
ESP8266 ADC Tutorial | NodeMCU ADC for Analog Input Arduino IDE
Port Expander
ESP8266 Analog Inputs Expander (Version 2) from AllAboutEE on Tindie
ESP8266 – ADC Input frontend
ESP8266 Analog Inputs Expander (Version 2) from AllAboutEE on Tindie
PCF8591 i2c Analog I/O Expander – Renzo Mischianti
Adding an MCP23017 16 port IO expander to Arduino or Esp8266 or Attiny85 or…….. – Arduino, ESP8266, ESP32 & Raspberry Pi stuff
Extend your analog inputs - Hackster.io
Adding an MCP23017 16 port IO expander to Arduino or Esp8266 or Attiny85 or…….. – Arduino, ESP8266, ESP32 & Raspberry Pi stuff
ESP8266 Analog Inputs Expander (Version 2) by AllAboutEE on Tindie | Analog, Electronics projects, Arduino
NANO I2C IO Expander - Hackster.io
Analog extender for ESP-8266 and Arduino - YouTube
PCF8591 i2c Analog I/O Expander – Renzo Mischianti
ESP8266 Pinout Reference: Which GPIO pins should you use? | Random Nerd Tutorials
PCF8574 GPIO Extender - With Arduino and NodeMCU - Hackster.io
Analog Inputs expander (74HC4051) for ESP8266 - YouTube
ESP8266 ADC - Multiple Analog Sensors : 3 Steps - Instructables
ESP8266 ADC - Read Analog Values with Arduino IDE, MicroPython and Lua | Random Nerd Tutorials
Increase Analog Pins for NodeMCU using 16-Channel Analog Multiplexer Module – A blog about DIY solar and arduino projects
Ep.54 Analog Input Multiplexing with the 74HC4051 - 8 Sensors on 1 Pin - YouTube
