Demonstration of a custom-built bluetooth dual-motor remote control car. Both car and remote control use ESP32S microcontrollers that are programmed to automatically pair. The car is equipped with a half breadboard, L298N motor driver...

The range of Bluetooth is dependent on its class and primarily there are three classes of Bluetooth:



Class 1 transmitting at 100 mW with a range of 100 meters or
328 feet.
Class 2 transmitting at 2.5 mW with a range of...

A full tutorial for an HC-05 bluetooth module configurator. Used in conjunction with Arduino IDE Serial Monitor, this device can be used to configure and pair HC-05 bluetooth modules via. special AT commands.

A custom-built bluetooth remote control Bristlebot that moves and accelerates based on how far a user turns a potentiometer dial via remote. The Bristlebot consists of a long scrub brush, an Arduino Nano microcontroller, 5V DC motor and...

A demonstration of the serial communication capabilities of the ESP32 microcontroller. An Android smartphone with terminal app is used and paired to ESP32 via bluetooth. Whatever is input into the terminal will be sent to the ESP32 and...

A custom-built bluetooth remote control Bristlebot that moves and accelerates based on how far a user turns a potentiometer dial via remote. The Bristlebot consists of a small scrub brush, an Arduino Nano microcontroller, 5V DC motor and...

A full tutorial for an Arduino home lighting simulation project that uses an Android smartphone and bluetooth connectivity to turn lights / LEDs on and off. Use of a half breadboard and LED lights. An Arduino Uno microcontroller, HC05...

Demonstration of a custom-built bluetooth dual-motor remote control car. Both car and remote control use Arduino Uno and Arduino Nano microcontrollers respectively, with independent HC05 bluetooth modules that are programmed to...

Apple announced its second fall event for Tuesday, October 13. Expect to see the new additions to the iPhone lineup, including the iPhone 12 Pro Max and iPhone 12 Mini. Computerworld executive editor Ken Mingis and Macworld writer...

Demonstration and preview of a custom-built bluetooth smart home project. A subdivided shoebox is used for the 'home,' with 4 LED-enabled rooms (where each light is manipulated via. Android smartphone app), a temperature regulation...

This video explains the different types of networking. This clip is from the chapter "Building a Real-World Network" of the series "CompTIA Network+ Certification N10-007: The Total Course".In this section, you will learn to work with...

A demonstration of a 4 x 9W light bulb smart home system prototype. Each light bulb is connected to a 5V relay module. A special input controller (instead of an Android smartphone with app) is used to turn each respective light bulb on...

This video provides a walkthrough of the various alternative mobile device connection types, focuses on the specifications and how they are applied. This clip is from the chapter "Mobile Networking" of the series "CompTIA Network+...

Mobile devices connect to other devices via wired or wireless. Wired connections are used for power and file transfer. Wireless options include NFC, Bluetooth, infrared, or 802.11; used for a variety of purposes, including file sharing,...

Portable computers use the Function key (Fn) to activate alternative features of the Function keys (F1-F12) for laptop features. These include screen sharing, power settings, audio options, and more. The Settings app in Windows enables...

The 80 2.11 standard isn’t the only wireless out there today. Standards such as Bluetooth, RFID and even infrared also need the support of good techs. This clip is from the chapter "Wireless Networking" of the series "CompTIA A+...

This video explains the various access control categories and their types.
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This clip is from the chapter "Certified Information Systems Security Professional CISSP Domain 1 - Security and Risk Management" of the series...

Demonstration of a custom-built bluetooth remote control Bristlebot, which moves and accelerates based on how far a user turns a potentiometer dial via remote. The Bristlebot uses an Arduino Nano microcontroller, 5V DC motor and an L298N...

A custom-built bluetooth remote control Bristlebot that moves and accelerates based on how far a user turns a potentiometer dial via remote. Edge detection is built into the device via FC51 infrared sensor which prevents the Bristlebot...

This video provides a brief overview of Bluetooth technology and its applications. It explains how Bluetooth uses radio waves to send and receive signals in short distances, making it ideal for wireless connections between devices such...

A tutorial for a 9W light bulb smart home system. The light bulb fixture is connected to a 5V relay module as well as to the mains. An android smartphone (with app) is used to turn the light bulb on and off. ESP32S microcontrollers with...