Profinet & ESP32: communication master ESP32 to S7 PLC series via Profinet Protocol Jun 11, 2026 Arduino Industrial Introduction Profinet (Process Field Network) is an open industrial Ethernet standard designed for automation and process control applications. It serves as a communication protocol for connecting dev... Read more
Using multiple Modbus RTU slaves in Node-RED Jun 11, 2026 Raspberry Pi for Industry Using multiple Modbus RTU slaves at the same time can be challenging. In this blog we'll explain how to properly achieve communication with mutiple slaves. Hardware used For our tests, we used a Raspb... Read more
Industrial Shields at IMTEX 2025: Hall 7, Stall E106 Jun 11, 2026 Arduino & Raspberry Pi Industrial News, Industry 4.0, IoT IMTEX 2025 , the Indian Machine Tool Exhibition , is one of the most prominent trade fairs for the manufacturing and metalworking industries. Organized by the Indian Machine Tool Manufacturers' Associ... Read more
Ardbox PLC family: industrial control with Arduino Leonardo inside Jun 10, 2026 Arduino Industrial If you've ever built a working prototype with Arduino and then faced the challenge of deploying it in a real industrial environment — dealing with noise, 24 Vdc signals, relay loads, or Modbus network... Read more
Four years, more than 300,000 luminaires: the Smart Light Controller story Jun 8, 2026 Arduino Industrial In 2022, the first city council switched on its public lighting managed by a Smart Light Controller. It was not a pilot. It was a real decision, with real budget and real public accountability. The Sm... Read more
Modbus TCP and RTU with Raspberry Pi PLCs: Python and Node-RED examples Jun 1, 2026 Raspberry Pi for Industry Modbus is a master-slave communication protocol used worldwide in industrial automation. It runs over two transports: serial lines (Modbus RTU, via RS-485) and Ethernet (Modbus TCP). Both are supporte... Read more
Top 30 Arduino blogs and what it says about open source hardware in industry May 25, 2026 Arduino Industrial We received a message this week from FeedSpot: the Industrial Shields Arduino blog has been selected as one of the Top 30 Arduino Blogs on the web, 2026 edition . We are glad to be on that list. And i... Read more
A small controller with a serious job to do May 25, 2026 Arduino Industrial The ESP32 PLC 14 is a compact industrial PLC built for distributed control — reliable connectivity, open-source programming, and room to grow. Small footprint. Real industrial work. Not every automati... Read more
Your Raspberry Pi is gathering dust. Your factory floor can't afford that. May 21, 2026 Raspberry Pi for Industry From prototype to production: the missing link for Raspberry Pi in industrial environments. Most engineers have already proven the concept on a bare Pi. The real challenge is making it field-ready — e... Read more
Industrial monitoring and data extraction with Raspberry Pi: how GateBerry, Raspberry PLC and Touchberry are redefining the edge May 19, 2026 Raspberry Pi for Industry Industrial monitoring has undergone a structural transformation over the past decade. The model of periodic manual readings, centralised SCADA systems accessible only from the control room, and data s... Read more
Open source hardware in industrial automation: why Arduino-based PLCs give you a real competitive edge May 18, 2026 Arduino Industrial In B2B industrial automation, the choice of control hardware is rarely just a technical decision. It is a strategic one. The platform you select today will shape your engineering costs, your talent pi... Read more
Success story: from a simple sensor to digitalizing a bottling line May 13, 2026 Arduino Industrial From bottle rejection to full line monitoring: how it started The best projects often start this way: a specific problem, hardware more than capable of solving it, and an engineer willing to push furt... Read more