The TSL25911 sensor module has a total of 5 pins. Two power pins, one interrupt pin, and two I2C pins. The pinout of the module is as follows: VCC - Provides power for the module, Connect to the 5V ...

#define MQ9pin A7 // MQ-9 gas sensor connected to A7 Adafruit_BMP085 bmp; // Create BMP180 sensor object SoftwareSerial BTSerial(10, 11); // Define Bluetooth communication pins (RX = 10, TX = 11) int ...

I2C allows multiple devices to communicate using the same data lines. Each device is given an address code, and a controller device sends to and receives data from each device, using the address codes ...

Here is the schematic diagram of a Human-following robot circuit. This design incorporates three ultrasonic sensors, allowing distance measurements in three directions front, right, and left. These ...

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Automating household or office systems can be achieved using an Arduino Nano, a passive infrared (PIR) motion sensor, and a relay. The primary aim is to create a control system that activates or ...

Fire safety alarms are crucial in both residential and industrial environments. Early fire detection can prevent significant damage and save lives. Flame sensors offer one of the most efficient ...

This is a simple arduino project for a soil moisture sensor that will light up a LED at a certain moisture level. It uses Arduino Duemilanove microcontroller board. Two wires placed in the soil pot ...