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This embedded C project interfaces an HTU21D sensor with an SSD1306 OLED via I2C using ATmega328P (Code::Blocks/AVR-GCC). Implements bit-banged I2C, CRC-8 validation, custom 5x7 font, and low-power ...
To understand the working principles of the DHT11 sensor and its interfacing with an Arduino. To acquire real-time temperature and humidity data and display it using the Arduino serial monitor. To ...