Blog | Random Nerd Tutorials

Raspberry Pi Pico: NEO-M8N GPS Logger and Display on Google Earth (MicroPython)

Getting started guide for the NEO-M8N GPS Module with the Raspberry Pi Pico. Learn how to interface the module with the Pico board and get data about location and time. …

ESP32 RFID User Management System with Web Server

In this project, you’ll build an RFID user management system with a web server that runs on an ESP32. The ESP32 board is connected to an MFRC522 RFID reader and …

ESP8266 NodeMCU: Guide for DS1307 Real Time Clock (RTC) Module (Arduino IDE)

ESP8266 NodeMCU: Guide for DS1307 Real Time Clock Module RTC Arduino IDE

Learn how to use the DS1307 Real Time Clock Module with the ESP8266. We’ll cover how to set and read the time. You’ll learn to synchronize the time with the …

ESP32: Guide for DS1307 Real Time Clock (RTC) Module (Arduino IDE)

ESP32: Guide for DS1307 Real Time Clock Module RTC Arduino IDE

Learn how to use the DS1307 Real Time Clock Module with the ESP32. We’ll cover how to set and read the time. You’ll learn to synchronize the time with the …

Raspberry Pi Pico: DS1307 RTC Module – Keep Track of Time (MicroPython)

In this guide you’ll learn how to interface a DS1307 RTC module with the Raspberry Pi Pico programmed with MicroPython. We’ll cover the basic functioning of the module, how to …

Raspberry Pi Pico: MicroSD Card Guide with Datalogging Example (MicroPython)

In this guide, we’ll show you how to interface a microSD card with the Raspberry Pi Pico, how to create, write, read, and delete files, and we’ll also create a …

ESP8266 NodeMCU with MFRC522 RFID Reader/Writer (Arduino IDE)

Learn how to interface the MFRC522 RFID reader module with the ESP8266 NodeMCU board. You’ll learn how to get raw RFID data, get the RFID card UID, and add personal …

ESP32 with MFRC522 RFID Reader/Writer (Arduino IDE)

Learn how to interface the MFRC522 RFID reader module with the ESP32 board. You’ll learn how to get raw RFID data, get the RFID card UID, and add personal data …

Raspberry Pi Pico with Anemometer: Measure Wind Speed (Arduino IDE)

Raspberry Pi Pico with Wind Sensor - Arduino IDE

Learn how to interface an anemometer to measure wind speed with the Raspberry Pi Pico. We’ll cover how to power and connect the sensor to the Pico, and write a …

Year in Review 2024 – Random Nerd Tutorials

Random Nerd Tutorials Year in Review 2024

We’re already reaching the end of 2024. It’s time to wrap up the year and set new goals for the next one. In this blog post, we’ll share a recap …

ESP8266 NodeMCU OTA (Over-the-Air) Updates – ElegantOTA Library with Arduino IDE

ESP8266 OTA (Over-the-Air) Updates – ElegantOTA Library with Arduino IDE

This tutorial shows how to do OTA (over-the-air) updates to your ESP8266 NodeMCU boards using the ElegantOTA library (V3 version) with Arduino IDE. This library sets up a web server …

ESP32 OTA (Over-the-Air) Updates – ElegantOTA Library with Arduino IDE

This tutorial shows how to do OTA (over-the-air) updates to your ESP32 boards using the ElegantOTA library (V3 version) with Arduino IDE. This library sets up a web server that …

MicroPython: ESP32 Cheap Yellow Display Board – CYD (ESP32-2432S028R)

In this guide, you’ll learn how to get started with the ESP32 Cheap Yellow Display (and other compatible displays) using MicroPython. We’ll quickly introduce the board, and cover how to …

Raspberry Pi Pico with Anemometer: Measure Wind Speed (MicroPython)

Raspberry Pi Pico with Anemomer: Measure Wind Speed (MicroPython)

Learn how to interface an anemometer to measure wind speed with the Raspberry Pi Pico. We’ll cover how to power and connect the sensor to the Pico, and write a …