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#define SCREEN_WIDTH 128 // OLED display width, in pixels #define SCREEN_HEIGHT 64 // OLED display height, in pixels // Declaration for an SSD1306 display connected to I2C (SDA, SCL pins ...

Once the connections are ready you can start programming the Arduino. Whether we use I2C or SPI interface for the OLED display, the code is almost the same. Let's start with installing the necessary ...

Now the pin name of DHT11 (OUT pin) that is connected with the PA1 of STM32F103C8 is defined. #define DHTPIN PA1 . And also, the DHTTYPE is defined as DHT11. #define DHTTYPE DHT11 . Next the object ...