Recently, [Edward Schmitz] wrote in to let us know about his Hackaday.io project: SigCore UC: An Open-Source Universal I/O Controller With Relays, Analog I/O, and Modbus for the Raspberry Pi. In the ...

Subscriptions, subscriptions, subscriptions. It was bad enough when your video streaming app, music app, and VPN required one. Now you've got subscriptions for shaving razors, dog toys, and beef jerky ...

In the world of social media, “keeping receipts” refers to the practice of storing evidence that may come in handy for a callout post at a later date. For [Teddy Warner], though, it’s more applicable ...

This system replaces the damaged physical HMI (model 4004.95C) with a responsive web interface accessible from any tablet or device with a browser.

A Modbus master/simulator desktop application for testing Modbus RTU (RS-485/RS-232) and Modbus TCP/IP connections. This starts the RTU simulator on COM10 at 9600 baud.