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 ...

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The buzzer sounds briefly to notify the user. The LCD displays a message: "It is raining" when rain is detected. "No rain" when the sensor is dry. Uses the LiquidCrystal_I2C library to control the ...

This project includes a 12-button keypad interfaced with a host MCU via I2C or UART, designed to serve as a mini keyboard for embedded systems. The STM32L010K4T6 handles debouncing and key scanning, ...

The Epson Pro Cinema LS12000 is pricey, but it's actually a near-bargain for the image quality it delivers. Epson is known for pixel-shifting LCD projectors whose images are virtually ...