July 19, 2016
car sensors

How To Make Parking Assist Car Sensors

In this tutorial, we will illustrate the installation and the use of simple, low-cost parking assist car sensors. We will use two HC-SR04 ultrasonic sensors and […]
July 14, 2016
Current Flow

Maximum Current Flow to Motor

Question: Under what conditions does the maximum amount of current flow through the motor? Answer: Maximum current flow occurs when there is no load in one […]
July 12, 2016
analog input

Raspberry Pi WebIOPi IOT, Programming Analog Input

In this edition of the WebIOPi series, I’m finally taking on the challenge of reading analog input. I briefly discussed it at the beginning of the […]
July 7, 2016
camera sensor

An Intro to: CMUcam5 Pixy Vision Camera Sensor

The goals for this project are to introduce you to the CMUcam5 Pixy and show how easy it is to implement a camera into your DIY […]
July 6, 2016
current regeneration

Differences in PWM Current Regeneration Methods

Question: There seems to be different methods for current regeneration operation with PWM drive in the off-duty period. What are they? Answer: There are two main […]
July 5, 2016
driver assist

Driver Assist Car Predicts Your Moves

Imagine that you are driving a car down a road in an unfamiliar area. You quickly turn right after realizing that your destination is on the […]
July 1, 2016
Drone-Data-X-Pt-2

Drone Data X: Life-changing Drone Gadgets – Part 2

The Drone Data X Conference was held on June 3, 2016 in the Innovation Hangar at the Palace of Fine Arts, San Francisco. It was one […]
June 30, 2016
robocon

All About Robocon: The Robotic Contest from Japan

Every year, students all over Japan put ideas to work building robots for a competition, with a different challenge each year. The results of those ideas […]
June 29, 2016
Drone-Data-X-Pt-2

Drone Data X: Life-changing drone gadgets

Unmanned aerial vehicle (UAV), multirotor, quadcopter, free-flying robot, etc. These are the devices that have enabled us to explore the very last unmapped places on Earth […]
June 28, 2016
PWM drive

Constant Current Operation Based on PWM Drive

Question: How does constant current operation via PWM drive work? Answer: As an example, a small resistor can be inserted at the groundside side of the […]
June 27, 2016
DC brush

Simple DC Brush Motor Control

Question: What’s the easiest way to operate (stop/rotate) DC brush motors?   Answer: Simply inserting a switch between the DC brush motor and power supply will […]
June 25, 2016
how to calculate power consumption

How To Calculate Power Consumption

Question: Is the power consumption of brush motor drivers calculated by: (LSI Circuit Current x Motor Current) x Supply Voltage?   Answer: With the (Motor Current […]