This project consists of a custom-designed Printed Circuit Board (PCB) and Verilog code for an LCD keypad shield that can be connected to a PYNQ-Z2 FPGA development board and an Arduino. The PYNQ-Z2 ...

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 ...

The Complete circuit diagram for our Arduino based Digital Keypad Door Lock project is shown below. First of all, we start from the brain of this project which is the Arduino UNO board. The Arduino ...

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 ...