This tutorial shows how to interface DHT11/DHT22 temperature and humidity sensors with Raspberry Pi Pico using MicroPython. These popular sensors allow you to measure ambient temperature and relative humidity with a single data wire, making them ideal for weather stations, environmental monitoring, and home automation projects. First, we will learn to interface DHT22 with Raspberry … Read more
In this ESP32 ESP8266 tutorial, we will learn to use ESP MQTT as a Publisher using MicroPython and subscribe through Node-Red. There will be one ESP32/ESP8266 MQTT publisher and Node-Red subscriber. We will publish DHT11 and DHT22 sensor readings to MQTT with ESP32/ESP8266 and Node-Red Dashboard will subscribe to the MQTT topics and display sensor … Read more
In this ESP32 tutorial, we will learn to use ESP32 MQTT as a Publisher and Subscriber using Arduino IDE. There will be one ESP32 MQTT publisher and two subscribers. We will publish DHT11 and DHT22 sensor readings to MQTT with ESP32 and one ESP32 will act as a subscriber and Node-Red Dashboard will also subscribe … Read more
In this user guide, we will introduce you to Microsoft Azure IoT central and send DHT22 sensor readings to this IoT platform with ESP8266 NodeMCU. Through Azure IoT core, we’ll show you how to publish sensor readings to the dashboard using Arduino IDE. The sensor readings will be displayed in a dashboard. Most importantly, you … Read more
In this user guide, we will learn how to publish DHT22/DHT11 sensor readings to ThingSpeak using Micropython, Raspberry Pi Pico, and ESP-01 module. We will use Thonny IDE to program our Raspberry Pi Pico board which will be connected to a DHT22 temperature and humidity sensor. Our main aim is to transmit these sensor readings … Read more
This guide focuses on TM1637 4 digit 7 segment display module and its interfacing with Arduino. Unlike the 4-Digits 7 segment display which uses 12 pins to connect with a microcontroller, the TM1637 only uses four pins which makes it a very convenient choice of use. We will discuss this module’s description, pinout, and connection … Read more
In this user guide, you will learn how to use the IBM Watson cloud platform with the ESP8266 NodeMCU module. Through this secure IoT platform, we’ll show you how to send sensor readings to the IBM Watson cloud platform. Firstly, we will see how to set up your ESP8266 development board with IBM cloud services. … Read more
In this tutorial, we will learn to create a DHT1 and DHT22 web server using ESP8266 NodeMCU and Arduino IDE. DHT11/DHT22 is used to measure temperature in Celsius, the temperature in Fahrenheit, and humidity. This web server will act as a weather station as it will show temperature and humidity readings on the web page. … Read more
In this tutorial, we will learn to interface DHT11 and DHT22 sensors with ESP32 using Arduino IDE. We will create a DHT11/DHT22 web server with ESP32 to display temperature and relative humidity values on a Web page. In this project, we will create two types of DHT11 and DHT22 web server: #1 DHT11/DHT22 Server Sent … Read more
In this user guide, we will learn to interface the DHT11 and DHT22 with Arduino which is used for humidity, and temperature using Arduino IDE. Firstly, we will learn about DHT11/DHT22 such as its introduction, pinout diagram, and interfacing diagram with Arduino. Secondly, we will see how to install the DHT sensors library in Arduino … Read more