Best Battery for ESP32 NodeMCU
Best Battery for ESP32 NodeMCU In this article you learn what is the best battery to power your ESP32 microcontroller. First I describe the different voltage levels on the NodeMCU board to avoid m ...
The best battery for ESP8266 microcontrollers
Best Battery for ESP8266 microcontrollers In this article you learn what is the best battery for ESP8266 microcontrollers.We analyze the following batteries for their technical characteristics and ...
INA219 Tutorial for Arduino and ESP8266 and ESP32
INA219 Tutorial for Arduino and ESP8266 and ESP32 The INA219 is a current and voltage sensor that you use with any Arduino, ESP8266 or ESP32 microcontroller.You can measure up to 26 volts and use ...
Rain Sensor Tutorial for Arduino and ESP8266
Rain Sensor Tutorial for Arduino, ESP8266 and ESP32 In this tutorial you learn how the rain sensor is constructed and how the sensor works. In three different examples we build up the wiring and d ...
Arduino Nextion Display Tutorial
Arduino Nextion Display Tutorial In this tutorial you learn everything you need to know about the Nextion displays and the differences in the display series.I show you how to create an interface i ...
[List] Top 7 items when starting to work with Arduino or ESP8266 microcontroller
Top 7 items when starting to work with Arduino or ESP8266 microcontroller If you are starting to work with Arduino or ESP8266 based microcontrollers you might not know what items you need for your ...
Increase the Number of Analog Inputs with an Analog Multiplexer
Increase the Number of Analog Inputs with an Analog Multiplexer One of the most used micrcontroller in the DIY playground is the ESP8266 based NodeMCU.The ESP8266 NodeMCU has one mayor downside be ...
RFID Sensor Tutorial for Arduino and ESP8266
RFID Sensor Tutorial for Arduino, ESP8266 and ESP32 In this tutorial you learn everything you have to know about RFID for your next project with an Arduino, ESP8266 or ESP32 microcontroller.After ...
Shift Register Tutorial for Arduino and ESP8266
Shift Register Tutorial for Arduino and ESP8266 Do you know how to increase the number of digital pins for your microcontroller?With a shift register it is easy to add more digital inputs and outp ...
Relay Tutorial for Arduino and ESP8266
Relay Tutorial for Arduino and ESP8266 If you use a relay, you can control up to 250V with your Arduino or ESP8266 based microcontroller.In this tutorial you learn:What is a relay and how to use i ...