Manage 100 devices in Ubidots Apps, Organizations, Roles and Users

In this opportunity I have decided to test the practicality of the IoT platform Ubidots for user management in the case that it has many devices for several organizations or companies under the same Ubidots platform. Mayor información: ubidots.com In previous tutorials we made the creation of a device configuration and design of a dashboard.  In previous tests…

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…

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…

Installation Gx Works2 Demo for Programming PLC LE3U FK3U Lollette

  They are widely used for industrial applications Programmable Logic Controllers or PLC, I have had the pleasure of handling some of the following brands Allen Bradley, Panasonic (NAIS), Omron, Siemens, Opto22 and Festo. Many of these well-known brands have something in common they are not 100% available to us either by cost, distribution or…

10 Professional PCBs for $ 2 with JLCPCB – Ard-LoRa Prototypes

  In my last tests I have used platforms like ESP8266 implementing LoRa modulation and in some applications with LoRaWAN, in this opportunity I will use the Arduino platform and I will manufacture a prototype I have contacted again to JLCPCB that they offer a PCB manufacturing service at a very reasonable price. In this opportunity I will…

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…

Complete Installation Node-RED in Raspberry Pi

In this opportunity I will realize the installation of Node-RED in my Raspberry Pi, in case you have not heard about Node-RED, it is a tool for programming and connection of applications for the IoT or Internet of things, integrates protocols, API’S, hardware and software, has a web IDE for connection of nodes in flow mode.    …

Meter PZEM-004T with Arduino ESP32 ESP8266 Python & Raspberry Pi

In this opportunity we will collect tests with my new electric consumption meter PZEM-004T, making integrations with some of the most known hardware platforms ESP8266, Arduino Nano, ESP32, Arduino UNO + Shield Ethernet W5100 and Python in Raspberry Pi. For a long time I wanted to try the PZEM-004T of Peacefair, I bought my meter…