Easy Installation of Node-RED on Raspbian and Linux OS

For some time we have carried out a lot of tests with the Node-RED platform. This time we will try a method for installation established on the official website, which I consider the easiest way to install this platform in Linux operating systems (Ubuntu), emphasizing in this case Raspbian OS for Raspberry Pi. Recommended Tutorials…

Bridge Wifi – Ethernet with OpenWrt on Raspberry Pi 3 B +

In this tutorial we will install OpenWrt a Linux based firmware / operating system, specifically created for personal routers. We will install OpenWrt on a Raspberry Pi 3 B + and turn it into a Wifi Ethernet bridge router.   Mount OpenWrt on microSD card Win32 Disk Imager in case of being a Windows user….

Basic Modbus RTU Master RS485 Test with ESP32 + XY-K485 + PZEM-016 (without libraries)

In this opportunity we will carry out tests and explanation of the Modbus RTU protocol implemented in ESP32 requesting data from the Single-phase consumption meter PZEM-016. The intent of this tutorial is: 1. Explain in a simple way the creation and operation of an industrial protocol, in this case the Modbus RTU protocol used and…

Review Dragino LoRaWAN RS485 to LoRaWAN RS485-LN Converter #8

I present the Dragino RS485-LN is an RS485 to LoRaWAN converter, a few months ago I ordered a couple of modules for testing. This converter would allow monitoring and controlling devices over long distances, adding the versatility of the RS485. Characteristics LoRaWAN Class A and Class C protocol (default Class C) Frequency bands: CN470 /…

Integration http JSON Node-RED (Raspberry Pi) with PowerPDU 4C from Netio # 002

A few ago we made the review of the Netio PowerPDU 4C a Power Socket, it is an Intelligent Socket which allows Iot and M2M integrations in a very easy way. Following the complete review of the Netio PowerPDU 4C, it has a lot of interesting features for measurement and control. In this tutorial we…

Review Gateway RAK2245 Pi HAT Ver. B (Multichannel) LoRAWAN # 6

Continuing our LoRaWAN tests, a few months ago the materials arrived to assemble my new gateway using the RAK2245 Pi HAT Module for Raspberry Pi. In previous tutorials we used the RAK833 USB / SPI. This time we will review our new RAK2245 Pi HAT module. Features Compatible with Raspberry Pi 3 Model B +…

Gateway RAK833 SPI/USB Raspberry Pi Connection with TTN LoRaWAN # 6

Up to this point we already have our LoRaWAN gateway ready, we just need to connect it to a LoRaWAN Server, one of the most used in recent years is The Thing Network, we will add a new gateway. We will connect our multichannel gateway with RAK833 SPI / USB to The Thing Network platform….

Introduction to Kite for Python Programmers

Python has become one of the most used programming languages, being very powerful, simple and easy to use, it runs on the vast majority of platforms and operating systems, in my opinion it is perfect for fast and very robust development. For a long time I tried to learn many programming languages until I found…

Review Module ESP8266 with 4 Relay & Node-RED from ICStation.com

I have seen a large number of applications of ESP8266 modules controlled loads using Reles, it would take time to really design from scratch, so thanks to ICStation.com I have received an ESP8266 module with 4 outputs to Relay. ICStation.com ESP8266 WIFI 4-Channel Relay   ESP8266-01 and N76E003AT20 It uses an ESP8266-01 module additionally uses…