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15 calculator projects

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A Free Toolbox for ESP32 & Electronics Builders

Fifteen free calculators and pinout charts for makers. No signup, no ads.

A Free Toolbox for ESP32 & Electronics Builders

TinkerNews Newsletter
41
Simple UNO calculator

Make simple math with arduino UNO

Simple UNO calculator

Joprp05
35K
3-Bit Binary Calculator Using Arduino Uno

This project can add two 3-digit binary numbers to turn into a 4-digit binary number. Math homework solved!

3-Bit Binary Calculator Using Arduino Uno

22warehamD
15K
How to make Arduino LED Tester + Resistor Calculator

Useful tool for testing, and determining characteristics of LEDs, as well as a calculator for calculating the series resistor.

How to make Arduino LED Tester + Resistor Calculator

Mirko Pavleski
2.8K
How to measure resistance of wire (Milli-Ohms)

Measuring resistance of short conducting wire in milliohms is not possible with multimeters but they can measure millivolts accurately.

How to measure resistance of wire (Milli-Ohms)

Electro BOY
3.9K
Sinclair Scientific Calculator Emulator

A register level TMS0805 CPU emulator on an Arduino Nano runs the original 320 instruction calculator program. A custom PCB houses it all.

Sinclair Scientific Calculator Emulator

Arduino Enigma
3.2K
Arty Dozenal Calculator

A simple calculator that operates on dozenal (base-12) numbers.

Arty Dozenal Calculator

Arvin Tang
2.2K
M5Stack Faces Integer Calculator

This is a calculator application that uses the M5Stack Faces Calculator module.

M5Stack Faces Integer Calculator

Takao Akaki
1.9K
Calculator

We will use a gen4 uLCD-28DT and make use of the integer calculation and floating point emulation capabilities of the 4D Diablo processors.

Calculator

4D Makers
971
Spresense Multicore Prime Number Calculator

An app that will finds the prime numbers in a user defined range. It runs on up to 5 CPU cores and measures the time the calculation takes.

Spresense Multicore Prime Number Calculator

Karl Komierowski
801
Arduinolator - An Arduino calculator

A working calculator!

Arduinolator - An Arduino calculator

nolimitcircuit
602
Olivetti Programma 101 Art Installation

A calculator found in the garbage became the foundation for an intriguing art installation inspired by the Olivetti Programma 101 conspiracy

Olivetti Programma 101 Art Installation

Roni Bandini
416
A coverage to hexadecimal numbers

Arduino based decimal to Hexadecimal converter, just put the decimal number and get the hex ready.

A coverage to hexadecimal numbers

sagar saini
404
LED calculator

A calculator with 7 LEDs and a single button.

LED calculator

Framework Labs
319
Arduino Based Calculator Using Keyboard and LCD

A simple Arduino based calculator can be easily implemented using Arduino development board, LCD and keyboard to solve mathematical calculat

Arduino Based Calculator Using Keyboard and LCD

Lisleapex Blog
146
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