Review PLC Simatic S7-1200 CPU 1212C Siemens

It is really exciting to have a Siemens PLC, for a long time we have carried out tests on some Industrial controllers, in this case we have a Siemens PLC, one of the most recognized at the level of Industrial automation.   In this case I have a Siemens S7 – 1200 PLC available: Reference:…

ESP32 & DS18B20 Sensor on ESP-IDF Temperature (OneWire)

In this opportunity we will simply perform tests on a ds18b20 sensor, indicating the library used in ESP-IDF, in future tests we will use other protocols, especially Modbus. Libreria: Simple library for single DS18B20 on ESP32   Materials Sensor DS18B20 (Onewire) + Resistor 4.8K Esp32 Devkit ESP-IDF V4.3 > Buy it here: Module ESP32 ESP-WROOM Mounting Buy…

Download Lubuntu Virtual Machine (PDAControlMV) IoT in VirtualBox # 1

Virtualization is one of the most used methods to facilitate the compatibility of Software or simply the test of other Operating Systems, technically it is an operating system within another. I have tried for a long time Oracle VirtualBox is one of the most used virtualization software for x86 / amd64 architectures allowing virtualization. FreeBSD…

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 /…