The successor of the revolutionary ESP8266, the ESP32 is a next-generation microcontroller. Find out how to sample its analog-to-digital converter (ADC) from a timer interrupt using the Arduino IDE.
In this tutorial, Toptal Freelance Software Engineer John R. Kosinski will demonstrate a simple Amazon Alexa hack using quintessential Arduino skills and basic hardware.
Going from a software background, knowing nothing about electronics, to designing and building a powerful, marketable hardware device is an interesting and fascinating experience. In this article, I'll describe the design of how this electronic masterpiece works.
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