Hi, I'm Bill. I'm a software developer with a passion for making and electronics. I do a lot of things and here is where I document my learning in order to be able to inspire other people to make ...

After updating to Node-Red 4.1.0, reading a variable via modbus no longer returns the correct value but 0 or values like 32000. The variable is read via Modbus using the "FC 3: Read Holding Registers" ...

The Arduino Nano Connector Carrier is a compact add-on board designed for the Arduino Nano boards to allow easy connection to Qwiic, Grove, and Modulino expansion modules. The company also announced ...

Nahda Nabiilah is a writer and editor from Indonesia. She has always loved writing and playing games, so one day she decided to combine the two. Most of the time, writing gaming guides is a blast for ...

SparkFun has just launched the “IoT RedBoard – RP2350” and “IoT RedBoard – ESP32” boards with Arduino UNO R4 form factor based on respectively Raspberry Pi RP2350B + RM2 wireless module and ...

description: Learn how to integrate Modbus TCP with Node-RED on the reTerminal DM. This guide covers setting up the hardware, configuring Modbus devices, and creating Node-RED flows for efficient ...

The National Marine Electronics Association (NMEA) protocol refers to a standard communication format it has developed for the marine industry. NMEA 0183 is primarily used for data exchange between ...

“Not being overcomplicated is Modbus TCP/IP’s biggest draw, not only for PLCs, but especially for PC-based applications,” said Jason Haldeman, senior product specialist for I/O and networking at ...

Abstract: An open source and low-cost Supervisory Control and Data Acquisition System based on Node-RED and Arduino microcontrollers is presented in this paper. The system is designed for monitoring, ...