Modbus is one of the oldest and still most popular industrial communication protocols on the planet. Created by Modicon in 1979, it is today the lingua franca of sensors, drives, energy meters and ...

Some of the most critical national infrastructure, including power grids and railway networks, have exposed industrial control systems (ICS), according to a new study. Researchers found 179 ...

Remark: for pymodbus use the minimum version of 3.9.x, testetd with pymodbus==3.9.2 The device UnitID has the value 3 as default. If you are not sure you can use the function read_device_unit_id() to ...

Designed by Namnam in Vietnam, the ESP32 Modbus gateway is built to communicate with PLCs and industrial sensors over Modbus RTU (RS-485) or Modbus TCP/IP (Ethernet/Wi-Fi). Designed for use in farms, ...

Sequent Microsystems’ “Eight 24-bit ADC 8-layer Stackable HAT” is a Raspberry Pi expansion board designed for home automation projects. It is compatible with all Raspberry Pi models with a 40-pin GPIO ...

Have you ever wished you could generate interactive websites with HTML, CSS, and JavaScript while programming in nothing but Python? Here are three frameworks that do the trick. Python has long had a ...

To hack along with the exercise, you will need to build two virtual machines (VMs). You can build these in VirtualBox, VMware workstation, or some other virtualization platform you may prefer. One VM ...

In the domain of IoT and automation, the book Coding Modbus TCP/IP for Arduino offers a comprehensive exploration into the integration of Modbus TCP/IP communication with Arduino. This book provides a ...

“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 ...

The Windows version of the Python interpreter can be run from the command line the same way it’s run in other operating systems, by typing python or python3 at the prompt. But there’s a feature unique ...