Connect the GND and VCC pin of this module to the GND and VCC of Arduino Uno. Let's connect the SPI pins ... In this article, you read about the nRF24L01 module and how to interface it with the ...

Fig. 2 shows the circuit diagram of the automatic daily meal reminder system. It is built around the Arduino Uno (MOD1), RTC3231 (MOD2), SIM800L GSM module (MOD3), 16×2 LCD I2C module (MOD4), a buzzer ...

Designed a real-time LPG leakage detection system using an MQ-5 sensor and Arduino UNO. The system monitors gas levels and sends SMS/calls via a GSM module. Integrated a servo motor for automatic gas ...