Meter PZEM-004 + Arduino Nano Modbus RTU (RS232) & Platform IoT Node-RED

Originally this test is performed in June 2018 in less than one year, for reasons of availability do not publish, technically just missing the documentation, then I will present the results, well they say there is better late than never. In this opportunity our PZEM-004 meter or it is also possible with our PZEM-004T communication…

Installation of Raspbian OS in Virtual Machine (Virtualbox)

For some years I was in doubt if I could run Raspbian OS, operating system for Raspberry Pi, on a normal computer. Five years ago there was an option using QEMU, it was the only method to run an operating system designed for ARM processors, at that time my attempts were unsuccessful. Currently on the…

Integration PLC Panasonic Device Types – Bulk upload devices with Ubidots

En In this opportunity we will carry out tests with a Programmable Logic Controller, in this case a PLC FP-X C14R compact Panasonic brand, we will control it from the IoT Ubidots platform. On this occasion we use 2 very interesting features of the Ubidots platform. Device Types: Creation of advanced properties for our devices….

Complete installation Database MySQL & MariaDB in Raspberry Pi 3 B / B +

Among the most popular databases this MySQL has 2 types of licensing General public license and commercial license, it is considered the most popular open source database in the world is included in almost all hosting very used by WordPress, is also included as a component of development in LAMP and XAMMP. Previously, make a…

Complete installation Grafana Dashboard in Raspberry Pi 3 B / B +

  About 2 years ago I made the first tests with Grafana using an ESP8266-01 module, Node-RED, Mosquitto (MQTT) and the InfluxDB database, by that time I did very basic tests which document in the following article: Tutorial ESP8266 Node-RED Granafa InfluxDB MQTT, in this opportunity I will try to explore more features since there is…

Measurement Electrical consumption with Ubidots Industrial & ESP32 + PZEM-004T

On this occasion I have proposed to measure the electricity consumption of my entire house to make comparative estimates with the collection of my energy bill and analyze. On this occasion I will use the IoT platform Ubidots in its Industrial version, previously we had done tests with the educational version, but this industrial version has special…

Gateway LoRaWan ESP8266 & RFM95 (ESP-LoRa) 915mHz single channel with The Things Network

For a few weeks I have tested with LoRa technology, we have also heard about LoRaWAN, some time later we created an account on the TTN Platform or “The Things Network”, applied especially to these LP-WAN networks, for this new tutorial we will create a gateway LoRaWAN using an ESP8266 module and a Radio Modem RFM95/95W at…

Meter PZEM-004 + ESP8266 & Platform IoT Ubidots

In this opportunity we will integrate our active power meter or power consumption, Peacefair Pzem-004 with the IoT Ubidots platform using an ESP8266 module, later we will create a dashboard to visualize the 4 available variables such as active power, accumulated electrical consumption, voltage and current . Update Ubidots Libraries V3.0.0 for ESP8266 modules I…

Alexa Amazon Echo Dot First Steps and Settings

For a long time I wanted to try one of these Amazon Echo and a few weeks ago mine arrived, but what is it and what can be done with them? let’s configure and test a little. Amazon Echo is a smart speaker with additional functions such as the ability to send voice commands, ask…