Arduino RFID Access Control using a RC522 RFID reader with SPI interface on your Arduino You define a Master Card which is act as Programmer then you can able to choose card holders who will granted ...

loT based Gaming application (loT, Data Analysis, Integrated System Development) A wirelessly connected system consisting of multiple hardware, software and remote database modules. The device is for ...

Total mastery over the pinout and functionality of the PCA9306 for conversion of logic levels from 5V to 3.3V. A step-by-step interfacing diagram for the PCA9306 to Arduino UNO. Working example with ...

Arducam recently launched the All-in-One Raspberry Pi AI Camera Kit with CM5, a Raspberry Pi CM5-based PoE outdoor security ...

After the swivel by Helium Inc. towards simply running distributed WiFi hotspots after for years pushing LoRaWAN nodes, much ...

For certain high-security devices, such as card readers, ATMs, and hardware security modules, normal physical security isn’t ...

But that doesn't mean the Flipper Zero can't do some very cool and useful things. Over the past three years, I've been exploring the suite of tools built into the Flipper Zero, as well as extending ...

Abstract: In a shopping mart, imagine ten people waiting in line. If the first five people have many items in their carts, the last person with only one or two items may wait a long time to pay. To ...