How to synchronize ESP32 clock with SNTP server
In this tutorial you will learn how to synchronize the ESP32 clock with an SNTP server to always have accurate time and never have to …
Topics for Beginners
Here you will find information most suited for beginners in microprocessor projects. The articles are designed to help you learning the fundamentals of working with microprocessors such as Arduino and ESP32. Topics range from interfacing different sensors and modules with ESP32, to using Arduino with various components. Some of the articles include guides on using the MQ4 Methane gas sensor with Arduino, interfacing ESP32 with a force sensor, and tutorials on connecting ESP32 with different temperature sensors. These resources provide step-by-step instructions, making it easy to get started with your microprocessor projects.
Si7021 Temperature Sensor Arduino Tutorial
In this tutorial you will learn how to measure temperature and relative humidity using the Si7021 Sensor and an Arduino. The Si7021 sensor is a …
Ambient Light Sensor BH1750 with Arduino
In this tutorial you will learn how to use the Ambient Light Sensor BH1750, an OLED and an Arduino Uno to measure and display light …
UV Index Meter With VEML6070 and Arduino
In this tutorial you will learn how to build a UV Index Meter with an VEML6070 UV light sensor, an OLED and an Arduino Uno. …
Weather Station on e-Paper Display
Learn how to build weather station with an ESP32 that displays local or internet weather information on an e-Paper display. In this tutorial you will …
Dust Sensor DSM501a with Arduino
In this tutorial you will learn how to use the Dust Sensor DSM501a with an Arduino to assess air quality. The DSM501 dust sensor module …
Simple ESP32 Internet Weather Station
In this tutorial you will learn the basics of how to build your own internet weather station using an ESP32. We will download weather data …
Dust Sensor GP2Y1010AU0F with Arduino
In this tutorial you will learn how to use the Dust Sensor GP2Y1010AU0F with an Arduino to measure dust density. We will discuss the sensor’s …
Coordinate Parola Zone Animations on MAX7219 Display
In this tutorial you will learn how to coordinate Parola zone animations on a MAX7219 LED Matrix Display. The MD_Parola library is a popular library …
Control Parola Animations on MAX7219 LED Display
In this tutorial you will learn how to control Parola animations on a MAX7219 LED Matrix Display. We are going to chain animations, use buttons …
More Inputs With 74HC165 Shift Register
In this tutorial I will show you how to add more inputs with the 74HC165 Shift Register to your Arduino or ESP8266/ESP32. The popular Arduino …
Building the Elegoo Conqueror Robot
In this tutorial we are building the Elegoo Conqueror Robot. The instructions that come with the kit are detailed and fairly easy to follow. But …
Find I2C and SPI default pins
In this tutorial you will learn how to find the default pins for the I2C and SPI interface for the microcontrollers supported by the Arduino …
Drive Power LEDs with LD1500SB and ESP32
In this tutorial you will learn how to drive power LEDs with the LD1500SB LED driver and an ESP32. Normal LEDs can be directly controlled …
Blink LEDs with different Frequencies
In this tutorial you will learn how to blink multiple LEDs together but with different frequencies or delays and duty cycles using an Arduino or …
Control LED Filament with Arduino
In this tutorial you will learn how to control a COB LED filament with Arduino using an LED driver board. COB LED Filaments are high …