- ESP8266 (01)
- SSD1306 OLED Display (128x32)
We will be using I2C communication bus to connect to OLED display.
SSD1306 OLED Display I2C Address - 0x3C
SDA (Serial Data) <-> GPIO0 (0)
SCK (Serial Clock) <-> GPIO2 (2)
GND <-> GND
VCC <-> 3.3V
ESP 01 with SSD1306 OLED temperature and humidity display via MQTT
C++