Designed for security and durability, the robust Arduino Opta micro PLC makes industrial and building automation accessible to everyone. Arduino Opta offers versatility and allows for integration with ...

LILYGO T-Connect Pro is a DIN rail-mountable, ESP32-S3-based industrial IoT controller with Ethernet, WiFi 4, Bluetooth 5.0 LE, and LoRa connectivity, as well as CAN Bus, RS232, and RS485 interfaces.

The Arduino Opta micro programmable logic controller (PLC) provides a unique entry point into the automation field. Automation fields like smart homes, process controls, and robotics are project areas ...

During the installation of the extension, you can go to GitHub to download the program. You can download the main branch by clicking on the "<> Code" with green text ...

At the core of the Arduino PLC Starter Kit lies the Arduino Opta mini PLC, a state-of-the-art microcontroller that serves as the brain of your automation projects. This powerful device boasts seamless ...

The ArtNet protocol has brought the DMX standard to the network. The new ArtNet devices are, of course, backward compatible with the DMX standard, but not vice versa. What to do then, with a legacy ...

Last time, we’ve used a logic analyzer to investigate the ID_SD and ID_SC pins on a Raspberry Pi, which turned out to be regular I2C, and then we hacked hotplug into the Raspberry Pi camera code with ...

LILYGO T-Vending is an ESP32-S3 WiFi and Bluetooth IoT board designed for vending machines with an RS485 terminal block, a microSD card slot, and support for an optional cellular mPCIe module. As I ...

RS485 is an experimental library to make half duplex communication easier. The library implements the Stream interface so the user can use print() and write() calls just like one does with Serial.

The Modbus protocol is widely used in industry for communication between systems and controllers. This module enables you to use the Modbus protocol over a WLAN. It is built around an Espressif ...

In a recent post we interfaced a small DMX RGB LED Par Light with an Arduino Uno through a MAX485 module. In this post we will learn how to work with a compact USB to RS-485 Converter Module. This ...

Choosing a communication protocol for communication between microcontrollers and peripheral devices is an important part of embedded system. It is important because the overall performance of any ...