However, to wire an Arduino (or any other micro) to a PLC, logic-level translation (TTL to RS-232) is essential because of the inherent voltage level differences between TTL and RS-232 (see below ...

The PLC banged up to the arduino is a old but reliable beast, but it most likely is limited in functionality except for what it’s originally designed for.

Arduino Opta WiFi — Built with industrial IoT capabilities, our versatile and easy-to-use micro PLC offers real-time control, monitoring, and predictive maintenance for a variety of applications.

On the surface, a programmable logic controller (PLC) might seem like nothing more than a generic microcontroller, perhaps outfitted to operate in industrial settings with things like high ...

Communication security includes full X.509 compliance, and integration with Arduino Cloud adds two-factor authentication and secure firmware updates. Programming is flexible and developer-friendly.

Microsoft is teaming up with Arduino to bring Windows 10 to the company's microcontroller boards, with the first step being the release of two open source libraries that connect Arduinos to ...

But it's possible to go even smaller, as the makers of a new Arduino-compatible product called "Microduino" show. At 1" × 1.1", it's nearly as small as a quarter.

The Arduino Web Editor is still currently in its beta testing stage and is inviting people to sign up to join other current time, the weight is only a couple of days or less before access is granted.