Austin Saint Aubin on Twitter: "Rewrote i2c scanner for Arduino, ESP8266, and ESP32. Makes use of OLED display. Works well, and is fast. Helps me to verify sensors are wired correctly and
![First Steps with the NodeMCU ESP8266 | Maker, MakerED, Coding | Text on I2C-LCD1602 Display written over Web-Page | EDU: Digital CitiZENship, CyberSecurity, eSkills, Modern EDU by Gust MEES First Steps with the NodeMCU ESP8266 | Maker, MakerED, Coding | Text on I2C-LCD1602 Display written over Web-Page | EDU: Digital CitiZENship, CyberSecurity, eSkills, Modern EDU by Gust MEES](https://gustmees.files.wordpress.com/2018/09/esp8266-nodemcu-on-i2c-lcd1602-pinout.png)
First Steps with the NodeMCU ESP8266 | Maker, MakerED, Coding | Text on I2C-LCD1602 Display written over Web-Page | EDU: Digital CitiZENship, CyberSecurity, eSkills, Modern EDU by Gust MEES
ESP8266 1.8.3-80 i2c.scan shows all available ports · Issue #2376 · micropython/micropython · GitHub
![NodeMCU ESP8266 / ESP8285 Arduino #1์4 NodeMCU ESP8266 I2C Scan : ESP8266 nodemcu หา Address I2C Arduino ESP8266 - ArduinoAll ขาย Arduino ซื้อ Arduino อุปกรณ์ Arduino Sensor ส่งฟรี NodeMCU ESP8266 / ESP8285 Arduino #1์4 NodeMCU ESP8266 I2C Scan : ESP8266 nodemcu หา Address I2C Arduino ESP8266 - ArduinoAll ขาย Arduino ซื้อ Arduino อุปกรณ์ Arduino Sensor ส่งฟรี](http://www.arduinoall.net/arduino-tutor/wp-content/uploads/2016/11/Snap81.jpg)