Guide to reduce the Arduino Power Consumption
Guide to reduce the Arduino Power Consumption In this guide I show you 3 hardware and 1 software measure that reduce the energy consumption of the Arduino microcontroller up to 89%. The following ...
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, ESP8266 and ESP32
INA219 Tutorial for Arduino, 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 the ...
Rain Sensor Tutorial for Arduino, ESP8266 and ESP32
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 ...
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.The ESP8266 NodeMCU or the WeMos D1 Mini have one mayor dow ...
RFID Sensor Tutorial for Arduino, ESP8266 and ESP32
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, ESP8266 and ESP32
Shift Register Tutorial for Arduino, ESP8266 and ESP32 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 a ...
Relay Tutorial for Arduino, ESP8266 and ESP32
Relay Tutorial for Arduino, ESP8266 and ESP32 If you use a relay, you can control up to 250V with your Arduino, ESP8266 or ESP32 based microcontroller.In this tutorial you learn:What is a relay an ...