This is a simple project that reads temperature and humidity from a DHT11 sensor and sends it to an MQTT broker. The MQTT broker is running on a Raspberry Pi 3B+. I made this project to gain ...
More often than not, an IoT master device uses the SPI (serial peripheral interface) and I 2 C (inter-integrated circuit) protocols to exchange data with EEPROMs or sensors that are operating in slave ...