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How to use ESP32 GPIO Interrupts
Learn how to use ESP32 external interrupts using Arduino IDE. We will explain the example of an external interrupt with a button and LED. We will further discuss how to set the trigger event type and priority. Table of Content Why interrupts are important ? Let’s look at a straightforward example. Imagine you have an…
Create a ESP32 Web Server using Arduino IDE
In this example, we will see how to create a simple web server using ESP32. We will see how to control LED wirelessly using a mobile or laptop. Overview ESP32 has 10 capacitive-sensing GPIOs, which detect variations induced by touching or approaching the GPIOs with a finger or other objects. The low-noise nature of the…
ESP32 Deep Sleep modes with Arduino IDE
ESP32 comes with a dual-core processor. The dual-core processing provides efficiency in terms of performance as well as power consumption. In this post, we’ll explore how to access both cores on the ESP32 and compare the performance between single-core and dual-core operations. ESP32 Power Modes ESP32 has Five Power Modes: Power Mode CPU Wi-Fi/Bluetooth RTC…
ESP32 Pinout Guide: Understanding the Essential Connections
The ESP32 microcontroller is a powerful tool in the world of IoT, embedded systems, and robotics, offering a wide range of functionalities. In this guide, we’ll break down the ESP32 pinout, explaining the purpose of each pin and how you can use them effectively in your projects. Pinout Diagram Power PinsGND 1 P Ground3V3 2…
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esp32 capacitive touch sensing pins with arduino ide
Learn how to use ESP32 capacitive touch pins using Arduino IDE. We will explain the working of touch-sensing pins with an example. Table of Content Working of touch-sensing GPIOs ESP32 has 10 capacitive-sensing GPIOs, which detect variations induced by touching or approaching the GPIOs with a finger or other objects. The low-noise nature of the…