From 8874b2bb376cf15849cd6d5d0b366df4b3bb83ec Mon Sep 17 00:00:00 2001 From: medvecky Date: Tue, 2 Apr 2024 20:36:45 +0300 Subject: [PATCH] add CHANGELOG.md --- CHANGELOG.md | 6 ++++++ README.md | 59 ++++++++++++++++++++++++++++++++++++++++++++++++++++ 2 files changed, 65 insertions(+) create mode 100644 CHANGELOG.md create mode 100644 README.md diff --git a/CHANGELOG.md b/CHANGELOG.md new file mode 100644 index 0000000..0cab306 --- /dev/null +++ b/CHANGELOG.md @@ -0,0 +1,6 @@ +# [v1.0.0] 2024-04-02 + +## Added + +- Basic four arithmetic operations: addition, subtraction, multiplication, and division. +- Power function. diff --git a/README.md b/README.md new file mode 100644 index 0000000..b02e357 --- /dev/null +++ b/README.md @@ -0,0 +1,59 @@ +# C64-multi-functional-calculator + +Multi-functional, text-based RPN (Reverse Polish Notation) calculator designed specifically for the Commodore 64. This project brings a robust set of mathematical capabilities to the iconic Commodore 64, leveraging its unique architecture to deliver a fast, efficient, and user-friendly calculator experience + +## Description + +- addition '+' +- subtraction '-' +- division '/' +- multiplication '*' +- power '↑' + +Additionally, it accommodates floating-point numbers up to nine digits in both decimal (e.g., 3.14) and scientific (e.g., 8.9e-5) notations. + +## App development setup + +### Prerequisites + +- Installed [cc65](https://www.cc65.org/) + +### Build binary app + +- Clone the project: + +```bash +git clone https://github.com/medvecky/C64-multi-functional-calculator.git +``` + +- Navigate to the project directory. +- Execute the following command: + +```bash +make multicalc +``` + +The calculator binary, named multicalc.prg, is located in the /bin directory. + + +## Operating Manual + +### Simple Operations in RPN Format + +```bash +# 9 * 4 +9 4 * +# 9 + 4 +9 4 + +# 9 / 4 +9 4 / +# 9 ^ 4 +9 4 ↑ +``` + +### Complex Operations in RPN Format + +```bash +#√( 2 * 300.51 / 9.8 ) +300.51 2 * 9.8 / 0.5 ↑ +```