Countdown Crono for Gym

Countdown clock easly configurable, quickly restarted and with alarm.

Sep 20, 2016

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4 respects

Components and supplies

101

Varios types of screws

1

Button 16mm

101

some metallic separators

4

Puss Buttons 12x12x7.3 with capsule.

1

Arduino UNO

1

Speaker: 0.25W, 8 ohms

20

Jumper wires (generic)

2

General Purpose Transistor NPN

3

Placa PCB Doble Cara Prototipo FR-4

1

Wood Box to hold the whole project

1

Display 7 Segments 4 Digits common catode

1

Conector Pin 1 x 40 Pin 2.54mm Recto Una Fila PCB Hembra

8

Kit de resistencias 1/4W

Tools and machines

1

soldering: tin/pb 60% 40%

1

Generic Solder (preferable JBC)

Apps and platforms

1

Arduino IDE

Project description

Code

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juanc_cilleruelo

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Table of contents

Intro

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