GitHub - microchip-pic-avr-examples/attiny1627-using-matrix-keypad-with-avr-devices: This application example shows how a matrix keypad can be implemented with tinyAVR® and megaAVR® devices. One example shows a simple implementation of a keypad, while ...
Atmega 16 / 32 Development Board v1.0 - Arnab Kumar Das
Using Push Button Switch with Atmega32 Microcontroller Atmel Studio
Single-wire 4x4 matrix keypad using AVR | Full Electronics Project
Interfacing 16x2 LCD with Atmega32 Microcontroller using Atmel Studio