Plug the RFID module into the breadboard with enough space around it. Connect the VCC pin to the Arduino's 3.3V (not 5V), and GND to the ground rail. For the data connections, wire SDA to Pin 10, SCK ...

The Raspberry Pi is a credit card-sized computer capable of running full-fledged Linux distributions such as Raspberry Pi OS, ...

Arduino UNO SPE Shield adds Single Pair Ethernet (SPE) and RS485 to Arduino UNO and compatible boards, notably the Arduino UNO R4, via a Microchip LAN8651 SPE controller. Single Pair Ethernet relies ...

Before diving on to the actual code. Let’s understand the core logic behind this program. Basically, this program enables the Arduino UNO R4 to connect to an existing WiFi network, so it can send an ...

An intelligent obstacle avoiding robot built with Arduino ATmega328 that uses an HC-SR04 ultrasonic sensor mounted on a micro servo for 180° environmental scanning and autonomous navigation. This ...

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You can also generate org charts from sources like Excel, Exchange, or Microsoft Entra ID, connect diagrams to live data from internal or external sources, and work on projects that adhere to ...

An Arduino UNO-based RFID access control system that reads MFRC522 cards and activates a relay for 1 second when a valid tag is presented. Perfect for DIY door locks and simple automation projects. - ...