Meter PZEM-004 + ESP8266 & Platform IoT Node-RED & Modbus TCP/IP

In this opportunity we will integrate our active power meter or electric consumption,Pzem-004 – Peacefair with the IoT Node-RED integration platform used in previous tutorials, we will use an ESP8266 module configured as Modbus TCP / IP slave, later we will visualize the measurements in Node- RED Dashboard to visualize the 4 available variables such as…

Communication LoRa ESP8266 & Radio RFM95 #1

One of the most named technologies to be implemented for the Internet of Things, which has very striking features long distance communication and low power reflected in its low consumption, LoRa “Lo ng – Ra nge”, this type of modulation has been become very popular in data sending and receiving projects, there are some libraries…

ESP8266 IRCControl from Internet IoT v1.0 Part 1

How many times have we not looked for a simple way to communicate with our devices through the Internet without complications and / or complex intermediary applications, DNS, IP addresses or VPN’s. Many times I have been asked how to turn on a led, relay or view a temperature from the Internet in an easy…

Meter PZEM-004 + ESP8266 & Platform IoT Blynk App

In this opportunity we will integrate our active power meter or electric consumption, Peacefair Pzem-004 with the IoT Blynk app platform available in Android & iOS apps stores using an ESP8266 module, later we will create a dashboard to visualize the 4 available variables as active power, accumulated electrical consumption, voltage and current.    …

Introduction LoRa & Module RFM95 Hoperf

In this opportunity we will make a brief characterization about LoRa ™ and specifically Radio RFM95/96 manufactured by Hoperf Electronics. Since a couple of months ago, 2 modules arrived, initially I want to make an introduction on the subject that had been pending for a long time. Website: Hoperf Electronics Personally for a long time I…

Installation KiCad in Ubuntu and Windows

In certain projects we need to go from a schematic diagram to the manufacture of a PCB, there are a variety of platforms and Software for this task, for some time I have decided to adopt free software, in this opportunity I present KiCad. Oficial Website: KiCad Downloads: KiCad I have found this comparative table to…

Meter PZEM-004 + ESP8266 & Platform IoT Cayenne Mydevices

In this opportunity we will integrate our electric consumption or  active power meter , Pzem-004 of  Peacefair  with the IoT Cayenne mydevices platform using an ESP8266 module, later we will create a dashboard to visualize the 4 available variables such as active power, accumulated electric consumption, voltage and current. Previous Tutorials Recommended Introduction IoT Platform Cayenne mydevices…

How to find IP addresses of Ethernet devices?

In this opportunity we will address a problem that has happened to us when we need to obtain the IP address of an Ethernet device, it can be a PC, Smartphone, PLC in our case it can be an Arduino with shield ethernet, ESP8266 or ESP32. If we do not have the possibility to see or know…

Tutorial Platform IoT Ubidots & ESP8266 + Sensor DHT11

  This time we have tested the platform Ubidots, is an IoT platform dedicated to the collection and display of data, creating colorful graphics. For our test we will use the Module ESP8266 and a DHT11 sensor to measure the temperature / relative humidity and later visualize it.  Official Website: Ubidots Initially Create an account…

Create Account in IoT Platform Ubidots

We have tested a wide variety of IoT platforms in this opportunity we will create an account on the platform Ubidots, this initiative was born to facilitate the connection of devices applied to the industrial and health. To highlight the large number of available devices (libraries and integrations) to connect with ubidots. Ubidots has 2…