How to Hookup and Program a QTR-8 Sensor Array
If you haven’t been following along from the start, feel free to start on the main article Build A Custom PID Line Following Robot From Scratch which includes every step regarding how …
Category: Research
Build A Custom PID Line Following Robot From Scratch
In this article, I’m going to go over how to build a PID line following robot from scratch. We will start with just a list of parts and I’ll walk …
Pololu QTR-8RC vs QTR-8A sensor array
Pololu QTR-8RC vs QTR-8A Sensor Array Pololu offered, until recently two different eight sensor arrays, the QTR-8RC and the QTR-8A. The RC array uses an RC circuit and capacitor decay …
Batteries for Arduino and Robotics projects
Because of the various options available for battery types, coupled with the variety of sizes, I often get asked how to choose a battery for a robot. This applies to …
PID Line Follower Tuning
This article is a continuation of my previous article on How to Program a Line Following Robot and will cover PID line follower tuning. This article assumes you understand what PID …
How to Program a Line Following Robot
In this article, I’d like to cover the two main ways that people choose to program a line following robot and compare the two. I’ll be comparing, in detail, the “Simple …
New Teensy Pinout Layout
For anyone new to Teensy, you may have only been exposed to the newer boards (currently Teensy 3.5 and Teensy 3.6). If you take a look at the Teensy pinout …
Sharp Distance Sensors and Eliminating Noise
Sharp Distance Sensors Sharp distance sensors (or Sharp range detection sensors) are great for detecting a range of distances. Analog versions in particular can provide you with accurate range measurements within …
Quality of Off-Brand Arduino Uno Boards
With Arduino Uno R3 currently at $24.95 it’s hard not to wonder if those $10 off brands are worth a try. A few years ago I bought a SparkFun RedBoard …