8 Signs Your Prototype Isn't Production Ready Jul 6, 2026 From Prototype to Plant 8 signs your prototype doesn't have industrial reliability (the full audit) Your prototype works. That doesn't mean it will hold up on the plant floor. We're writing it this bluntly because it's the m... Read more
How to use SQLite with ESP32 PLC Jun 23, 2026 Arduino Industrial SQLite runs directly on any Industrial Shields ESP32 PLC equipped with an SD card, giving you a full relational database without a server. This guide shows how to create the schema on your PC, load it... Read more
ESP32 PLC WiFi, Bluetooth and BLE guide Jun 19, 2026 Arduino Industrial The Industrial Shields ESP32 PLC includes Wi-Fi 802.11 b/g/n and dual-mode Bluetooth 4.2 (Classic BR/EDR and BLE) built directly into the ESP32 chip. No additional wireless modules are required. This ... arduino ESP32 Read more
MQTT on M-Duino with OpenPLC Jun 19, 2026 Arduino Industrial In this post, we will configure an M-Duino as an MQTT slave and a computer as the master. First, we will configure the M-Duino to send the value of I0.0 to the master; then we will see how to configur... Read more
Comparison between SARA-R412M and SARA-R422M8S Jun 19, 2026 Arduino Industrial Technical specifications of R412M and R422M82 Product description The SARA-R4 series cellular communication modules are products of the u-blox company, which offer solutions for IoT (Internet of Thing... Read more
RS-485 with Arduino and ESP32 based PLCs Jun 19, 2026 Arduino Industrial Introduction In this tutorial, we will guide you through the process of configuring and utilizing RS-485 communication with Industrial Shields' Arduino and ESP32-based PLCs. RS-485 is a robust and wid... Read more
RS-485 with Raspberry PLC Jun 19, 2026 Arduino Industrial Introduction RS-485 is a robust and versatile standard for industrial communication, enabling long-distance data transfer with high resistance to electrical noise. It is widely used in automation syst... Read more
RS-232 with Arduino and ESP32 based PLCs Jun 19, 2026 Arduino Industrial Introduction RS-232 is a widely used communication protocol for serial data exchange between devices, offering simplicity and reliability in industrial applications. Industrial Shields PLC families, i... Read more
Setting up Modbus on a Raspberry Pi PLC with CODESYS Jun 19, 2026 Raspberry Pi for Industry Complete guide: Modbus TCP and RTU on Raspberry PLCs, with Python and Node-RED To use Modbus on a Raspberry PLC with CODESYS, add the Modbus devices to the device tree of the project: under Ethernet ,... Read more
MQTT on M-Duino with OpenPLC and Raspberry PLC Jun 18, 2026 Arduino Industrial En este blog configuraremos un M-Duino como esclavo MQTT y un Raspberry PLC como maestro. Si seguiste nuestro blog anterior en el que usamos Node-RED como maestro, puedes reutilizar los mismos diagram... Read more
HTTP on M-Duino with OpenPLC Jun 18, 2026 Arduino Industrial OpenPLC no soporta el protocolo HTTP de forma nativa, pero existe una solución alternativa. En este blog aprenderemos a crear una extensión de Arduino para OpenPLC y usarla para enviar o recibir infor... Read more
MQTT on M-Duino with OpenPLC Jun 18, 2026 Arduino Industrial In this post, we will configure an M-Duino as an MQTT slave and a computer as the master. First, we will configure the M-Duino to send the value of I0.0 to the master; then we will see how to configur... Read more