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…

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…