Concept Tutorials

Learn the fundamentals of electronics, communications, and programming to get you ahead in the field of embedded development. In this category, you will learn the theory behind our electronic modules to the very last detail. You can order the tutorial materials with a single button on the sidebar.  Keep it rocking!

Posted in Concept Tutorials Electronics

Basic Electronics: Current, Voltage, and Resistance

Not everyone in the Arduino craft is knowledgeable in basic electronics. In fact, the majority of Arduino makers are of programming backgrounds. That is why…

Posted in Communication Concept Tutorials

Wireless Technologies for Your Arduino Projects

Circuitrocks has a bunch of wireless technologies available for Arduino wireless communications. Here is a short guide on how to choose the correct one for…

Posted in Communication Concept Tutorials

Alora RFM1262 – LoRa Mesh Network

LoRa is a wireless communication known for its long range capability. But what if the distances between sensor nodes are farther than the range you…

Posted in Concept Tutorials Electronics

A Complete Guide to Increasing Your Device Battery Life

Circuit design always starts with a question of how to make things work. Engineers grab the nearest development boards, more often than not an Arduino,…

Posted in Communication Concept Tutorials

ESP32 LoRa gateway battery optimized

I really love the tutorial written by JP how to use ESP32 Deep Sleep. For the beginners who are not familiar with ESP-IDF and prefer…

Posted in Concept Tutorials Programming

FreeRTOS: ESP32 Deep Sleep

Learn how to get more battery life out of your projects.

Use your microcontroller’s deep sleep mode to lower power consumption!

Posted in Concept Tutorials Electronics

Taking Off The Training Wheels: ARM

Learn how to use ARM microcontrollers!

feat. STM32 Blue Pill

The ESP32, a popular WiFi chip which runs FreeRTOS.
Posted in Concept Tutorials Programming

Taking Off The Training Wheels: FreeRTOS

In this new series of articles, we’ll show you how to level up from the Arduino.

Learn how to use FreeRTOS to write more powerful code for microcontrollers!

Posted in Communication Concept Tutorials

LoRa Gateway

Part #2 – The LoRa gateway In my other post I made an introduction to Long Range (LoRa) communication. Now let us put this into…

Posted in Communication Concept Tutorials

Battery powered LoRa sensor node

Part #1 – The sensor nodes In my other post I made an introduction to Long Range (LoRa) communication. Now let us put this into…