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VL53L0X Distance Sensor Features The VL53L0X sensor is a laser rangefinder. First, the sensor sends a laser pulse, and the distance from object to the sensor is estimated by measuring the travel time of the laser pulse. Due to the very high speed of light, this sensor is not used in applications less than a millimeter. This module can measure a maximum distance of 2 meters. The operating voltage is 2.8 to 5 volts and it uses the I2C protocol to communicate with the microcontroller. You can down...

TTP223 Capacitive Touch Sensor Features The TTP223 sensor can be used in a variety of applications such as smartphones and tablets. The sensor can recognize objects even from behind glass and thin surfaces. The operating voltage is 2 to 5.5V. The maximum response time is 220 milliseconds. This module has two non-soldered adjustment pins: A and B. The working modes are as follows:A and B both open: The default value of the output pin is LOW. When the sensor is subjected to touch, the output is HIGH, and...

DHT22 Temperature Humidity Sensor Features The DHT22 Temperature Humidity Sensor is a great choice for measuring ambient temperature and humidity. This sensor consists of a capacitive humidity sensor and a heat resistor. The DHT22 sensor has a wide range of temperature and humidity measurement. It can measure temperature in range of -40 to +125 degrees Celsius with 0.5 degrees Celsius accuracy. Humidity is measured in range of 0 to 100% with 2.5% accuracy. This sensor transmits data through a single di...

SHT31 Temperature Humidity Sensor Features The SHT31 sensor module is a temperature and humidity sensor with high accuracy and quick response time. Specifications: Temperature measurement range: -40 to +90 degrees Celsius Temperature measurement accuracy: 3 degrees Celsius Humidity measurement range: 0 - 100% RH Humidity measurement accuracy: 2% RH Communication protocol: I2C Data transition: up to 1MHz frequency Address pin included: To adjust I2C protocol address ...

EMG Muscular Signal Sensor Features In medical research, measuring the activity, contraction and expansion of muscles is important. The EMG muscle sensor measures the muscle activity and produces a signal to show the amount of expansion and contraction. Therefore, the output depends on the amount of activity in the selected muscle. 3 Green, red and yellow electrodes connect to the module for transmitting electrical signals from the muscle motion. Features: Small Form Factor Specially Designed for Micr...

Photoelectric Encoder Module Features Motors are used in a wide variety of applications such as robotics, industry, research and educational projects. In most of these applications, it is necessary to calculate the rotation speed, the direction of rotation and the position of the motor shaft. Rotary encoder modules can be used for this purpose. Rotary encoder is a type of module that converts rotation into electrical signals. The rotary encoder has two output pins: A and B. If the rotary encoder i...

GP2Y0A21YK0F Infrared Sensor Features Sharp GP2Y0A21YK0F is an IR sensor useing infrared wave to measure distance. The output of the sensor is analog voltage, which can be read easily by microcontroller’s ADC converter. This sensor can be used in industry and especially in robotics. The efficient range of this module is 10 to 80 cm. Note This module’s data is incorret at distances of less than 10 cm and more than 80 cm. You can download the datasheet of this sensor here.  [wpdm_package ...

TCRT5000 Sensor Features The TCRT5000 Sensor is used to detect color and distance. The sensor emits an infrared wave and then receives it. TCRT5000 Infrared Reflective Sensor Module is often used in line following robots and object sorting Robots since this module can sense if a surface is white or black. The measuring distances range from 1mm to 8mm and the central point is about 2.5mm. There is also an onboard potentiometer to adjust the sensitivity. TCRT5000 Sensor Pinout This sensor has ...

US-100 Distance Sensor Features The US-100 is an ultrasonic transmitter and receiver module used to measure distance. The sensor operation is very simple. You only need to measure the return time of ultrasonic waves in order to measure the distance. Then you can divide this time by 2 and multiplied by the sound speed. The sensor measuring range is about 2 to 450 cm. Note The US-100 module has 2 different communication protocol. Method 1: use serial communication Method 2: use Trigger and Echo (similar to ...

RCWL-0516 Microwave Radar Sensor Features The RCWL-0516 microwave radar motion detection sensor is used to detect motion at a maximum distance of 9 meters. The viewing angle of this module is about 270 degrees and it has a digital output. You can install a photocell sensor on this module. Note The RCWL-0516 module does not work properly at a distance less than 20 cm. Note This module can measure a maximum distance of 7 meters by default; but you can adjust distance by placing a resistor behind the board. No...