A Simple Calculator

This is a tiny project to make a simple calculator using 16x2 LCD Display, 4x4 Keypad and ATmega8 microcontroller.

1. Why This Project

This is a part of 6th Semester Lab Projects on the course CSE 612 titled Computer Interfacing and Microcontroller Lab

Session 2015-16

Department of Computer Science and Engineering

University of Chittagong.

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2. How to Build

To build Intel Hex (.hex) or .elf file:

• Install avr-gcc, avr-libc, avrdude, gcc, make
• Install WinAVR for convenience.
• Open a terminal/command prompt in the project root directory.
• Run make command.

3. How to Test on Software

There is a Proteus 8.3 project file (Calculator.pdsprj).

• Build .hex file as shown in section 2.
• Open Calculator.pdsprj with Proteus 8.3 or above.
• Run Simulation.