The Tech Explorations Blog

Articles about technology, learning, and making from Peter and guest bloggers

Raspberry Pi

Raspberry Pi Full Stack: Replacing Upstart with systemd for autostarting uwsgi

In the course Raspberry Pi Full Stack, which was published in 2015, I opted for Minibian instead of Raspbian. At the time, Minibian was the best option for a minimal...
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Education

What is the Learn-Test-Do approach in learning?

There are so many ways to go about teaching Arduino, or using the Arduino to tech other topics, that is impossible for me to suggest a specific path that will...
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Arduino Education How To...

New to the Arduino? Here is some advice to help you get started with learning anything new

People ask me how to start learning the Arduino. Which kit to purchase? Which book or course? Which board? Which components? In this post, I'd like to answer this question...
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Arduino How To...

Arduino – A dive into the fundamentals of the blinking LED

The majority of Arduino buyers purchase an Arduino kit that contains an Arduino circuit board and a few hardware parts to test and examine. The directions that come with the...
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Electronics How To...

What are pull-up and pull down resistors?

A question I get asked frequently by people new to circuit design is about pull-up and pull down resistors. What is the purpose of a pull-up or pull down resistor,...
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What, really, is the Arduino?
Arduino Education How To...

What, really, is the Arduino?

f you are starting with the Arduino now, you probably already have an Arduino Uno on your desk, and a few components. But, did you know that the Arduino is...
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Arduino How To...

A blank Arduino Uno project template

A student asked me for a blank template so he could create draft notes of his schematics as he's working on a prototype. Great idea! I have created this simple schematic...
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News

December 2017 Video Update

It's been a busy last few months for this year. In this video, I highlight the top 3-4 things that kept us busy. Here's what's been going on... Links mentioned...
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Project

Kicad Like a Pro Student projects

Often, students of Kicad Like a Pro will share their projects. I decided that it would be great to collect some of them in a single page so that you...
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New from Tech Explorations! Make an Arduino Robot
Arduino News Project

New from Tech Explorations! Make an Arduino Robot

I have designed this Arduino project course as an opportunity for you to get deep into the messy details of understanding, designing and constructing a simple yet infinitely extensible wheeled...
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