Arduino RPM Counter Using an Optical Sensor
Arduino RPM Counter Using an Optical Sensor Building an RPM (revolutions per minute) counter is a classic and useful Arduino project. This guide walks you through creating an optical tachometer...
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Arduino RPM Counter Using an Optical Sensor
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How to Use the MAX30102 Pulse Oximeter and Heart Rate Sensor with Arduino
The MAX30102 is a digital pulse oximeter and heart rate sensor capable of measuring blood oxygen levels (SpO2) and pulse rate. It uses infrared and red LEDs to detect blood...
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How to Use the MH-SR602 PIR Motion Sensor with Arduino
The MH-SR602 is a compact PIR (Passive Infrared) motion sensor used for detecting movement within its range. Its small size, low power consumption, and adjustable delay make it ideal for...
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How to Use the ADS1115 ADC with Arduino
The ADS1115 is a 16-bit precision analog-to-digital converter (ADC) with an I2C interface. It offers high accuracy and multiple input channels, making it ideal for reading sensors, monitoring voltages, or...
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How to Use the VL53L0X Time-of-Flight Distance Sensor with Arduino
The VL53L0X is a compact and accurate time-of-flight (ToF) distance sensor capable of measuring distances up to 2 meters with millimeter precision. It uses a laser to measure the time...
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How to Use the AS5600 Magnetic Rotary Encoder with Arduino
The AS5600 is a precise magnetic rotary encoder capable of measuring angles with 12-bit resolution. It communicates via I2C or analog output, making it ideal for robotics, motor control, and...
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How to Use the MAX9814 Microphone Module with Arduino
The MAX9814 is an amplifier module with an automatic gain control (AGC) that is ideal for audio recording and sound detection applications. It provides clear audio input for projects like...
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How to Use the LCD1602 Display with Arduino
The LCD1602 is a 16x2 character display module commonly used in electronics projects to display text. It features two lines, each capable of showing 16 characters, and can operate in...
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How to Use the MCP2515 CAN Bus Module with Arduino
The MCP2515 is a CAN (Controller Area Network) bus module widely used for automotive and industrial communication. It enables Arduino to interface with CAN-based systems to send and receive data...
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How to Use the USR-ES1 W5500 Ethernet Module with Arduino
The USR-ES1 is a W5500-based Ethernet module that allows Arduino projects to connect to the internet via a wired connection. It’s compact, reliable, and supports TCP/IP protocols, making it perfect...
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How to Use the 28BYJ-48 Stepper Motor with ULN2003 Driver and Arduino
The 28BYJ-48 stepper motor is a popular, affordable stepper motor often used in DIY electronics projects. Paired with the ULN2003 driver board, it is an excellent choice for applications requiring...
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How to Use the Arduino CNC Shield V3.0
The Arduino CNC Shield V3.0 is a popular shield designed to simplify the control of CNC machines like 3D printers, laser cutters, and milling machines. Paired with an Arduino and...
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How to Use the PN532 RFID/NFC Reader with Arduino
The PN532 is a versatile RFID/NFC reader module that supports multiple communication modes and standards, making it ideal for authentication, contactless payment, and IoT projects. This tutorial will guide you...
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How to Use the ENS160 Air Quality Sensor and AHT21 Temperature & Humidity Sensor with Arduino
The ENS160 and AHT21 are powerful sensors often paired together for environmental monitoring projects. The ENS160 is a digital air quality sensor, while the AHT21 measures temperature and humidity. Together,...