Posted in Arduino ESP8266 Node Mcu

ESP8266 NodeMCU – Simple 7 Segment Display control

In this tutorial, we will learn how to control a 7 Segment Display. If you want to control the letter or number in the display,…

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Posted in Arduino ESP8266 IoT Node Mcu Sensors

ESP8266 NodeMCU – Simple IOT energy meter using Blynk APP

In this tutorial we will learn how to make a simple, single phase, IOT energy meter, where you can see the value in real time…

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Posted in Arduino ESP8266 IoT Node Mcu Sensors

ESP8266 NodeMCU – Simple Wifi Alarm using PIR Motion Sensor

In this tutorial we will learn how to use a PIR Motion Sensor (Passive infrared sensor) to detect if someone is inside the room. The…

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ESP8266 NodeMCU – Simple Wifi Servo control

In this tutorial, we will learn how to control a small servo-motor from your smart phone. If you want to control the position of a…

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Posted in Arduino ESP8266 Node Mcu Robots

ESP8266 NodeMCU – Simple Servo control

In this tutorial, we will learn how to control a small servo-motor. If you want to control the position of a mechanism, just have to…

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Posted in ESP8266 IoT Node Mcu Sensors

ESP-01S – Wi-fi Relay module for light remote control

In this tutorial, we will learn how to build a wi-fi switch, and use it remotely. If you want to remotely control the lights in…

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ESP8266 NodeMCU – Simple energy meter using PZEM004T

In this tutorial we will learn how to use a circuit board with energy measurements capabilities, to acquire the most importante values of an eletrical…

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ESP8266 NodeMCU – Create a melody

This tutorial will show you how to play a melody with a passive buzzer. If you need an introduction on how to start with buzzers,…

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ESP8266 NodeMCU – Make some noise with buzzers

Introduction This tutorial will show you how to make noise with both an active and a passive buzzer. If you need an introduction on how…

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ESP8266 NodeMCU – Fingerprint Optical Sensor (JM-101)

In this tutorial I am going to show how you can use JM-101 fingerprint optical sensor with ES8266 NodeMCU. Parts Required ESP8266 NodeMCU v1.0 Micro-USB…

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