Raspberry Pi: Control Outputs Based on Time of the Day (Python)
In this guide, you’ll learn how to easily control outputs with the Raspberry Pi GPIOs based on the time of the day. We’ll program the Raspberry Pi using Python and …
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ESP32 BLE Peripheral (Server): Environmental Sensing Service
In this guide, you’ll learn how to set up the ESP32 as a BLE Peripheral (or BLE Server) with an Environmental Sensing Service. This service exposes measurement data from environmental …
Raspberry Pi: Temperature Readings with DS18B20 Sensor (Python)
Learn how to interface the Raspberry Pi with the DS18B20 temperature sensor and how to get temperature readings using a Python program. Table of Contents Throughout this tutorial, we’ll cover …
Raspberry Pi: DHT11/DHT22 Temperature and Humidity (Python)
Learn how to interface the DHT11 and DHT22 digital temperature sensors with the Raspberry Pi to get temperature and humidity readings. You’ll learn how to connect the sensors to the …
Raspberry Pi with BME280: Temperature, Humidity, and Pressure Data Logger (Python)
In this project, you’re going to build a data logger with the Raspberry Pi and the BME280 sensor that automatically stores data on temperature, humidity, pressure, and the corresponding timestamp …
Raspberry Pi: BME280 Temperature, Humidity and Pressure Sensor (Python)
Learn how to interface the BME280 sensor with the Raspberry Pi to get temperature, humidity, and pressure readings. You’ll learn how to connect the sensor to the Raspberry Pi board …
ESP8266 NodeMCU: Write Data to a File (LittleFS) – Arduino IDE
In this guide, you’ll learn how to write and save data permanently to a file saved on the ESP8266 filesystem (LittleFS). LittleFS is a lightweight filesystem created for microcontrollers that …
ESP32: Write Data to a File (LittleFS) – Arduino IDE
In this guide, you’ll learn how to write and save data permanently to a file saved on the ESP32 filesystem (LittleFS). LittleFS is a lightweight filesystem created for microcontrollers that …
ESP32-CAM: Take and Send Photos via Email using an SMTP Server
This tutorial shows how to send captured photos from the ESP32-CAM to your email account using an SMTP Server. We’ll show you a simple example that takes a photo when …
Telegram: ESP32-CAM Take and Send Photo (Arduino IDE)
In this tutorial, you’ll create a Telegram bot to interact with the ESP32-CAM to request a new photo. You can request a new photo using your Telegram account from anywhere. …
Arduino: 39 Free Guides for Sensors and Modules
The Arduino community has created a wide variety of modules, sensors, and other peripherals that you can use to easily create electronic projects. We have tutorials for the most popular …
Arduino with RCWL-0516 Microwave Radar Proximity Sensor (Detect Motion)
In this guide, you’ll learn how to use the RCWL-0516 Microwave Radar Proximity sensor to detect motion with the Arduino. We’ll show you how to wire the sensor and we’ll …
ESP8266 NodeMCU with RCWL-0516 Microwave Radar Proximity Sensor (Arduino IDE)
In this guide, you’ll learn how to use the RCWL-0516 Microwave Radar Proximity sensor to detect motion with the ESP8266 NodeMCU. We’ll show you how to wire the sensor to …
ESP8266 NodeMCU: 25 Free Guides for Sensors and Modules
There is a wide variety of sensors, modules, and peripherals compatible with the ESP8266 NodeMCU boards. We have tutorials for the most popular components. This article is a compilation of …