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Overview In this tutorial, you’ll learn about Raspberry Pi serial communication (UART), and how to connect your Raspberry Pi board to the Arduino boards or PC using serial communication.https://electropeak.com/learn/wp-content/uploads/2019/07/Rpiard-Cover-Video.compressed-2.m4v What You Will Learn Serial communication between Raspberry Pi and PC Serial communication between Raspberry Pi and Arduino What Is Serial Communication? Serial communication (UART) is one of the most pop...

Overview In this tutorial, you’ll learn about the ultrasonic module and find out how it works. In the end, you’ll be able to connect it to the Arduino board and use it as a motion detector to control your monitor with hand gestures.https://electropeak.com/learn/wp-content/uploads/2019/08/Video-Original.compressed-2.m4v What You Will Learn What ultrasonic module is and how it works How to use ultrasonic module with Arduino ...

Overview Many electronic projects require serial communication to communicate with some sensors or modules, or to connect two microcontrollers together, or even to connect a microcontroller to a computer.In this tutorial, we are going to review the serial protocol in the STM32 microcontroller series. If you are unfamiliar with these microcontrollers, refer to "Getting Started with STM32F103C8T6". What you will learn Get to know with serial protocol ...

FC-04 Sound Sensor Features This module consists of a capacitive microphone and an amplifier circuit. The output of this module is analog. This module can be used to measure ambient noise. You can adjust the accuracy of the sensor by using a variable resistor on the device. FC-04 Sound Module Pinout FC-04 module has 3 pins: VCC: Module power supply: 5 V GND: Ground OUT: Module output (Analog) You can see the pinout in the following image. Required Materials Hardware C...

TCS230 Color Sensor Features The TCS230 chip reads an 8x8 array of photodiodes and uses them to recognize color. Sixteen photodiodes have blue filters, 16 photodiodes have green filters, 16 photodiodes have red filters, and 16 photodiodes are clear with no filters.The TCS230 module has 4 white LED. Photodiodes receive the light reflection of these LEDs from the surface of the object and generate an electric current depending on the color they receive.In addition to photodiodes, this sensor also has a cu...

MAX9814 Microphone Module Features Microphone AGC amplifier module, based on MAX9814 chip, has a 2.7V to 5.5V power supply. This device features a built-in low-noise microphone bias. This module can also be connected directly to AUX output. Note The module’s output is not zero in silent mode and has an offset 1.25V. MAX9814 Microphone Module Pinout This module has 5 pins:  VCC: Module power supply – 2.7-5.5 V  GND: Ground  OUT: Analog data output to the microcontroller ...

SRF05 Ultrasonic Module Features SRF05 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 should divide measured time by 2 and multiply by the sound speed. The sensor measuring range is about 2 to 400 cm. You can download the datasheet of this module here. [wpdm_package id='17336'] SRF05 Ultrasonic Module Pinout This sensor has 3 pi...

801S Vibration Module Features The 801S vibration sensor module has a digital output pin that gives HIGH output by detecting vibration up to a certain threshold. The sensitivity of this sensor can be adjusted with a potentiometer on the module. The IC on this module is LM358. This module can be used in security systems. Note The module's sensitivity is very high. You can download the datasheet of this module here. [wpdm_package id='17349'] 801S Vibration Module Pinout This sensor has 3 pins: ...

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 ...

MAX4466 Module Features The MAX4466 sensor is used to detect ambient sounds. This module has a built-in amplifier. Note The module output is not zero in silent mode and has 1.25V offset. MAX4466 Electret Microphone Pinout This sensor has 3 pins:VCC: Module power supply – 3-5.5 VGND: GroundOUT: Digital output data to the microcontrollerYou can see pinout of this module in the image below. You can download the datasheet of thi...