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Overview The multimeter is an indispensable tool for any electronics project, as it helps overcome countless challenges during project completion. This article will demonstrate how to create a cost-effective digital multimeter using an Arduino board and an OLED display. This multimeter is capable of measuring voltage, current, resistance, and capacitance. Upon completing the project, you will have your own multimeter at the lowest possible cost. What You Will Learn Underst...

Overview In some electronics projects, we need to know the geographic location at any moment and do a specific operation accordingly. In this tutorial, you’ll learn how to use the LSM303DLHC GY-511 compass module with Arduino to make a digital compass. First, you’ll learn about this module and how it works, and then you’ll see how to interface the LSM303DLHC GY-511 module with Arduino. What You Will Learn What compass module is? ...

Overview In this tutorial, you will learn about the load cell module, its applications and its operation. Also, you’ll see how to use the load cell module with Arduino. Then after learning about calibrating the load cell, you will create a digital scale that can measure the weight with an accuracy of 0.0001 grams and also a force gauge. What You Will Learn What load cell is and how it works How to use the load cell module with Arduino Build a digital scale with Ardu...

TCS3414CS Color Sensor Features TCS3414CS digital color sensor is based on TCS3414CS chip. It is designed to accurately derive the color chromaticity and illuminance (intensity) of ambient light. TCS3414CS color sensor provides a digital output I2C with 400kH speed. This sensor is able to detect different light spectra with high accuracy and speed. Note This module can’t detect the color of objects. It can only detect the reflected light spectra of objects. The higher the value of reflected l...

PCF8591 AD/DA Features The PCF8591 is a single-chip, single-supply low power 8-bit CMOS data acquisition device. This chip has four analog inputs, one analog output, and a serial I2C-bus interface.The PCF8591 module has 4 pins on the left, which include the power pins and the I2C connection pins. The 8 right pins with 4 jumpers on them also work with signals: AOUT: Module DAC output interface AINO: chip analog input interface AIN1: chip analog input interface AIN2: chip analog input interface AIN3:...

ADXL345 Accelerometer Module Features ADXL345 accelerometer sensor can measure angle orientation and object path. The sensor can do that in three X, Y and Z axes. It can also measure dynamic and static acceleration forces. Dynamic acceleration force is due to motion and vibration and static acceleration is caused by gravity. The sensitivity range of the ADXL345 accelerometer sensor is from +-2g to +-16g. (g is approximately 9.8) For example, when this sensor is placed on a flat surface, its value is +1...

X9C103S Digital Potentiometer Module Features The X9C103S 10k digital potentiometer module is a variable resistor whose resistance value can be varied digitally from a microcontroller. It consists of a 3-pin output which can replace a mechanical potentiometer which has 3 pins. This module has 99 resistance components and the final resistor is controlled by a 3-wire interface. X9C103S Digital Potentiometer Module Pinout This sensor has 8 wires:VCC: Module power suppl...

X9C104 100K Digital Potentiometer Module Features The X9C104 digital potentiometer module is a variable resistor whose resistance value can be set digitally by a microcontroller. It consists of  3 output pins (RH، RW و RL) which can replace a mechanical potentiometer which has 3 pins. This module has 99 resistance components and its resistor is controlled by a 3-wire interface. X9C104 100K Digital Potentiometer Module Pinout This sensor has 10 pins:5 pins on the ...

Overview In many projects such as flying robots, weather stations, improving routing performance, sports etc. measuring pressure and altitude is very important. In this tutorial, you’ll learn how to use the BMP180 sensor, which is one of the most commonly used sensors for measuring the pressure. https://electropeak.com/learn/wp-content/uploads/2019/07/Bmp-Cover-Video.compressed-2.m4v What You Will Learn What the barometric pressure is. What the BOSCH BMP180 pressure sensor is. ...