Get Epoch/Unix Time with the ESP8266 NodeMCU (Arduino)
This quick guide shows how to get epoch/unix time using the ESP826 NodeMCU board with Arduino IDE. Getting the epoch time can be useful to timestamp your readings, give unique …
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ESP8266 NodeMCU with MPU-6050 Accelerometer, Gyroscope and Temperature Sensor (Arduino)
In this guide you’ll learn how to use the MPU-6050 accelerometer and gyroscope module with the ESP8266 NodeMCU. The MPU-6050 IMU (Inertial Measurement Unit) is a 3-axis accelerometer and 3-axis …
Year in Review 2020 – Random Nerd Tutorials
2020 is almost over. It’s that time of the year to reflect about what we’ve achieved (or not) throughout this year and set our milestones for next year. In this article, …
ESP8266 NodeMCU with VS Code and PlatformIO: Upload Files to Filesystem (LittleFS)
Learn how to upload files to the ESP8266 NodeMCU board filesystem (LittleFS) using VS Code with the PlatformIO IDE extension (quick and easy). Using the filesystem with the ESP8266 can …
ESP8266 NodeMCU MQTT – Publish BME680 Temperature, Humidity, Pressure, and Gas Readings (Arduino IDE)
Learn how to publish BME680 sensor readings (temperature, humidity, pressure and gas air quality) via MQTT with the ESP8266 NodeMCU to any platform that supports MQTT or any MQTT client. …
ESP8266 NodeMCU: ESP-NOW Web Server Sensor Dashboard (ESP-NOW + Wi-Fi)
In this project you’ll learn how to host a web server with the ESP8266 NodeMCU board and use ESP-NOW communication protocol at the same time. You can have several ESP8266 …
ESP8266 NodeMCU Async Web Server – Control Outputs with Arduino IDE (ESPAsyncWebServer library)
In this tutorial you’ll learn how to build an asynchronous web server with the ESP8266 NodeMCU board to control its outputs. The board will be programmed using Arduino IDE, and …
ESP8266 NodeMCU Web Server using Server-Sent Events (Update Sensor Readings Automatically)
This tutorial shows how to use Server-Sent Events (SSE) in an ESP8266 NodeMCU Web Server programmed with Arduino IDE. SSE allows the browser to receive automatic updates from a server …
ESP8266 NodeMCU WebSocket Server: Control Outputs (Arduino IDE)
In this tutorial you’ll learn how to build a web server with the ESP8266 using WebSocket communication protocol. As an example, we’ll show you how to build a web page …
ESP8266 NodeMCU Web Server with Slider: Control LED Brightness (PWM)
This tutorial shows how to build an ESP8266 NodeMCU web server with a slider to control the LED brightness. You’ll learn how to add a slider to your web server …
ESP8266 NodeMCU: BME680 Environmental Sensor using Arduino IDE (Gas, Pressure, Humidity, Temperature)
The BME680 is an environmental digital sensor that measures gas, pressure, humidity and temperature. In this guide you’ll learn how to use the BME680 sensor module with the ESP8266 NodeMCU …
ESP8266 NodeMCU Web Server with BME680 – Weather Station (Arduino IDE)
This tutorial shows how to build a web server weather station with the ESP8266 NodeMCU to display sensor readings from the BME680 environmental sensor: gas (air quality), temperature, humidity and …
ESP8266 NodeMCU Static/Fixed IP Address (Arduino IDE)
This tutorial shows how to set a static/fixed IP address for your ESP8266 NodeMCU board. If you’re running a web server or Wi-Fi client with your ESP8266 and every time …
Telegram: ESP8266 NodeMCU Motion Detection with Notifications (Arduino IDE)
This tutorial shows how to send notifications to your Telegram account when the ESP826 NodeMCU detects motion. As long as you have access to the internet in your smartphone, you’ll …