The Arduino Keypad-LCD Controller is a project that utilizes an Arduino Uno R3, an LCD display, and a keypad to create an interactive user interface. This system allows users to input data via the ...

Design and program the LCD1602 Design and program LCD 1602 with Keypad 4x4 Design and program an integrated system LCD 1602. keypad 4x4 and AD9833.

The ELK Junior Arduino Uno case is equipped with a number of excellent features that include a custom moulded section for the LCD JEMshield++ together with a keypad, backlight, beeper, 2 relays ...

In this tutorial we will build our own calculator with Arduino. The values can be sent in through a keypad (4×4 keypad) and result can be viewed on a LCD screen (16×2 Dot-matrix). This calculator ...

Often times, we need to secure a room at our home or office (perhaps a secret dexter’s laboratory) so that no one can access the room without our permission and ensure protection against theft or loss ...

Makers and developers that enjoy creating projects using the Arduino platform may be interested in a new shield for Arduino that incorporates an LCD JEMshield++, keypad and enclosure all in one.

Fig. 2 shows the circuit diagram of the automatic school bell. It is built around Arduino Uno R3, 16×2 LCD display with I2C (MOD1), DS3231 RTC, 4×4 matrix keypad, 5V SPDT relay, 230V AC call bell, and ...

In this article, I have added three sensors with Arduino UNO and user can choose the required sensor ... (digital), and flex measurement sensor (analogue). I have used the keypad and LCD with these ...