New library for Arduino support the DFR LCD Keypad shield - the keypad, to be precise. It features an encapsulated namespace, advanced debouncing (via histogram binning), fast ADC readout, key ...

#define DFR_LCD_KEYPAD_KEY_RIGHT_ADC_LOW 0 #define DFR_LCD_KEYPAD_KEY_RIGHT_ADC_HIGH 20 #define DFR_LCD_KEYPAD_KEY_UP_ADC_LOW 120 #define DFR_LCD_KEYPAD_KEY_UP_ADC ...

Why not let the smartphone be the shield? Enter 1Sheeld. 1Sheeld connects your Arduino to your smartphone ... to emulate a switch, slider, keypad, or LCD display without you actually having ...

The project ‘SafeHaven Shield,’ is an Arduino-driven home security system seamlessly integrating RFID and PIR sensors with a keypad lock. This advanced system ... verification and status display using ...

The matrix keypad has 8 pins connected with Arduino UNO sensor shield. After entering the date ,month, hour, minute and second the data will be displayed on the LCD display. The Arduino Uno is a ...