ESP8266与OLED连接

正文摘要:

接线说明：OLED SDA → ESP8266 D2 (GPIO4)OLED SCL → ESP8266 D1 (GPIO5)OLED VCC → 3.3VOLED GND → GND 代码： #include <Wire.h>#include <Adafruit_GFX.h>#include <Adafruit_SSD1306.h>#inclu ...