Explore our complete library of Arduino and electronics projects
Showing 24 projects
The classic \"Hello World\" of Arduino - make an LED blink on and off.
Learn to send and receive data through the serial port for debugging and communication.
Read temperature and humidity data from DHT11 sensor module.
Control a servo motor to rotate to specific angles using PWM signals.
Reads light intensity from LDR connected to A0 and prints values to Serial Monitor.
Read X, Y, Z axis values from an analog accelerometer module.
Read temperature from LM35 or similar analog temperature sensor.
Control Arduino via Bluetooth using HC-05 or similar module.
Detect colors using TCS3200/TCS230 color sensor module.
Read temperature from DS18B20 digital temperature sensor.
Measure bend or flex using a flex sensor.
Detect pressure or force using an FSR.
Read latitude, longitude, and time from a GPS module.
Send AT commands to a GSM/GPRS module via SoftwareSerial for testing and configuration.
Detect smoke or gas using MQ-series gas sensor.
Reads pulse signal from Pulse Sensor connected to A0. Lights up onboard LED when a beat is detected. Reference: pulsesensor.com
Receive and decode IR remote signals.
Detect obstacles using IR transmitter and receiver.
Display text on 16x2 LCD with I2C interface.
Measure light intensity using LDR.
Display patterns on 8x8 LED matrix with MAX7219.
Control a laser diode module with Arduino.
Read key presses from 4x4 membrane keypad.