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Adafruit’s Raspberry Pi Lesson 9. Controlling a DC Motor

Overview This lesson describes how to control both the speed and direction of a DC motor using Pythonand a L293D chip. In Lesson 8, we used the Pi to generate pulses to control the position of a servo motor. In thislesson we use pulses to control the speed of a regular DC motor and the L293D motor controlchip to reverse the direction of the current through the motor […]

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UI on piTFT for E mail Spam Filter

E-mail Spam Filtering on Raspberry Pi using Machine Learning

Introduction Access to internet and social media has resulted in an exponential increase of digital marketing and targeted advertising. One of the ways targeted advertising is achieved is through e-mails. Most of the times, the advertisement e-mails are unsolicited and provide no useful information to the users. These are better classified as spam. E-mail spam

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A CLOSE LOOK AT USB POWER

A CLOSE LOOK AT USB POWER

It’s not a stretch to say that most devices these days have settled on USB as their power source of choice. While we imagine you’ll still be running into the occasional wall wart and barrel jack for the foreseeable future, at least we’re getting closer to a unified charging and power delivery technology. But are

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ANTIQUE MAP OF PARIS WITH MODERN TECH 1

ANTIQUE MAP OF PARIS WITH MODERN TECH

There’s plenty to love about antiques, from cars, furniture, to art. While it might be a little bit of survivorship bias, it’s easy to appreciate these older things for superior quality materials, craftsmanship, or even simplicity. They are missing out on all of our modern technology, though, so performing “restomods” on classics is a popular

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Simple Pi Robot

Simple Pi Robot

Simple Pi Robot aims to put robot control in simple form. Simple Pi Robot aims to put robot control in simple form. The part list (1) Raspberry pi (Any model) but with the recent launch of pizero or pi 2 shall be a good option, my current model employs B+. (2) 40 pin GPIO cable

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Raspberry Pi e paper weather station

Raspberry Pi e-paper weather station

Weather enthusiasts interest in creating their very own Raspberry Pi weather station, may be interested in a new project published to the hackster.io website this week by member “aerodynamics”. The weather station uses a Raspberry Pi Zero mini PC attached to a 7.5 inch e-paper display, running the official Raspberry Pi operating system Raspberry OS.

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