How to reset a forgotten Raspberry Pi password: SD card method Jun 18, 2026 Raspberry Pi for Industry The default Raspberry Pi OS password is set during initial configuration. If you skipped that step, lost your notes, or inherited a device, you can still recover access without reinstalling the OS. Th... Read more
Industrial remote monitoring with ESP32 PLC 14 and GateBerry: wind, solar and machinery applications Jun 16, 2026 Arduino & Raspberry Pi Industrial News, Industry 4.0, IoT Remote monitoring has changed. The question is no longer "how do we see what is happening without being on site." It is "how do we capture enough data from distributed assets to act before something f... Read more
LoRaWAN for smart farming: a field-to-server architecture with Industrial Shields Jun 16, 2026 Arduino & Raspberry Pi Industrial News, Industry 4.0, IoT Connecting sensors distributed across hundreds of hectares is one of the core challenges in precision agriculture. WiFi reaches tens of metres. Cellular costs per-device per month. Wired infrastructur... Read more
Controlling ESP32 PLC digital outputs with Arduino Cloud Jun 15, 2026 Arduino Industrial This article is the second in a series on using the Industrial Shields ESP32 PLC with Arduino Cloud. It shows how to add a cloud variable, configure the network, upload the sketch, and build a dashboa... Read more
Detecting RFID tags with the RC522 reader and M-Duino PLC Jun 15, 2026 Arduino Industrial RFID (Radio Frequency Identification) technology enables automatic identification of objects and people via tags that transmit a unique UID when brought near a reader. This article shows how to connec... MDuino Open-Source SPI Read more
Store data and display it on Node-RED Dashboard with Raspberry PLC Jun 15, 2026 Raspberry Pi for Industry This article shows how to log sensor data to a file on the Raspberry PLC with Node-RED and the flogger node, then read that file and display the data as a chart in the Node-RED Dashboard. This two-ste... Data Storage Node-Red RaspberryPLC Read more
Reading the IE5345 inductive proximity sensor with M-Duino PLC Jun 15, 2026 Arduino Industrial The IE5345 is an IFM inductive proximity sensor that detects metallic objects at a range of 5 mm and outputs a digital signal. Because inductive sensors respond only to metal, they work reliably in we... MDuino Sensor Read more
Publishing DS18B20 temperature data from M-Duino PLC via MQTT Jun 15, 2026 Arduino Industrial This is part 1 of a series showing how to build a data pipeline from an Industrial Shields M-Duino PLC to a Google spreadsheet using MQTT and Node-RED. In this first part, the M-Duino reads the temper... DS18B20 MDuino MQTT Read more
Obtaining data from Google spreadsheets using Node-RED Jun 15, 2026 Raspberry Pi for Industry This is part 3 of a 3-part series. Part 1 covers reading temperature data via MQTT, and part 2 covers writing it to a Google Sheet. In this part, you’ll read the stored data using the GSheet node, tra... Dashboard Data Storage Node-Red Raspberry Read more
How to test the I2C communication protocol with Raspberry PLC Jun 15, 2026 Raspberry Pi for Industry The I2C bus is available on all Raspberry PLC models and is compatible with a wide range of sensors and peripheral integrated circuits. Before using a connected I2C device, you need to know its addres... Communication I2C I2CSCA I2CScanner OpenSource RaspberryPLC automation Read more
Connecting multiple SPI slaves to an M-Duino PLC Jun 15, 2026 Arduino Industrial SPI (Serial Peripheral Interface) is a synchronous serial communication protocol commonly used to connect a master device to one or more peripherals. Compared to I2C, SPI is faster and simpler: instea... MDuino Open-Source SPI Slave Read more
Controlling addressable LED strips with M-Duino and ESP32 PLC Jun 15, 2026 Arduino Industrial Addressable LED strips such as the WS2812B use a single data wire to control each LED individually in colour and brightness. This article shows how to connect a WS2812B strip to an M-Duino or ESP32 PL... Read more