ESP32/ESP8266: DHT Temperature and Humidity Readings in OLED Display
Learn how to display temperature and humidity readings from a DHT11/DHT22 sensor in an SSD1306 OLED display using an ESP32 or an ESP8266 with Arduino IDE. The idea of using …
Learn how to display temperature and humidity readings from a DHT11/DHT22 sensor in an SSD1306 OLED display using an ESP32 or an ESP8266 with Arduino IDE. The idea of using …
This tutorial shows how to put the ESP32 in deep sleep mode and wake it up using different wake up sources using MicroPython firmware. We’ll cover timer wake up and …
The ESP32 comes not only with Wi-Fi but also with Bluetooth and Bluetooth Low Energy (BLE). This post is a quick introduction to BLE with the ESP32. First, we’ll explore …
The ESP32 comes with Wi-Fi, Bluetooth Low Energy and Bluetooth Classic. In this tutorial, you’ll learn how to use ESP32 Bluetooth Classic with Arduino IDE to exchange data between an …
This guide shows you how to use the BMP180 barometric sensor with the ESP32 to read pressure, temperature and estimate altitude. We’ll show you how to wire the sensor to …
This tutorial shows step-by-step how to power the ESP32 development board with solar panels, a 18650 lithium battery and the TP4056 battery charger module. The circuit we’ll build is also …
In this tutorial, you’re going to learn how to create a simple web server with the ESP32 or ESP8266 to display readings from the DHT11 or DHT22 temperature and humidity …
This tutorial shows how to use the DHT11 and DHT22 temperature and humidity sensors with the ESP32 using Arduino IDE. We’ll go through a quick introduction to these sensors, pinout, …
This tutorial shows how to use the DHT11 or DHT22 temperature and humidity sensors with the ESP32 and ESP8266 development boards using MicroPython firmware. DHT Module Usage There is a …
This tutorial shows how to control the ESP32 and ESP8266 GPIOs as digital inputs and digital outputs using MicroPython firmware. As an example, you’ll learn how to read the value …
This tutorial shows how to read analog values with the ESP32 and ESP8266 boards using MicroPython firmware. As an example, we’ll read the values from a potentiometer. Getting analog readings …
This tutorial shows how to generate PWM signals with the ESP32 and ESP8266 boards using MicroPython firmware. As an example, we’ll dim the brightness of an LED by changing the …
This tutorial shows how to put the ESP32 in deep sleep mode and wake it up with a timer after a predetermined amount of time. The ESP32 will be programmed …
This guide shows how to wake up the ESP32 from deep sleep using the touch sensitive pins. The ESP32 will be programmed using Arduino IDE. The ESP32 can be awake …