Sevseg Library On 4 Digit Anode Segment

SparkFun 7-Segment Serial Display - Red

Mastech MS8217 Autorange Digital Multimeter

Resistor 221 ohm

Arduino UNO

Jumper wires (generic)

<h3 >SevSeg Library</h3><p ><em >Written by Dean Reading, 2014</em></p><p >This library turns your Arduino into a seven segment display controller! Use it to easily display numbers on your seven segment display without any additional controllers.</p><p >It supports common cathode and common anode displays, and the use of switching transistors. Displays with any number of digits can be used and decimal places are supported.</p><p >Here is the image of results:</p><figure><img src=https://projects.arduinocontent.cc/39893378-fe4d-4a3b-b92a-1f59d433a5b1.JPG /><figcaption>arduino/sevseg library on 4 digit common anode</figcaption></figure><p >And the video:</p><div class="se-component se-video-container __se__float-none" contenteditable="false" style="width: 100%;"><figure style="width: 100%; height: 56.25%; padding-bottom: 56.25%; margin: 0px;"><iframe frameborder="0" allowfullscreen="" src="https://www.youtube.com/embed/0cO9yMawGi0" data-proportion="true" data-percentage="100%,56.25%" data-size="100%,56.25%" data-align="none" style="width: 100%; height: 100%;" data-index="0" data-file-size="0" data-origin="100%,56.25%"></iframe><figcaption contenteditable="true"><div>arduino/sevseg library on 4 digit common anode</div></figcaption></figure></div><p >Arduino/sevseg library on 4 digit common anode. </p><h3 >First of all</h3><p >You need to know, if your segment is common anode or cathode. Then you must write down all that info on some paper by using multi-meter. Third part you need to put your segment on the breadboard and wiring that. My 4-digit segment in this experiment had: </p><ul ><li ><strong >Top Row</strong><span > 1, a, f, 2, 3, b </span></li></ul><ul ><li ><strong >Bottom Row</strong><span > e, d, dp, c, g, 4.</span></li></ul><figure><img src=https://projects.arduinocontent.cc/5a7f7836-ffcd-4419-a8fe-35e8eeea8631.JPG /><figcaption> </figcaption></figure><p ></p><figure><img src=https://projects.arduinocontent.cc/fad1c947-b7c6-4dfc-a4b2-8ebe3b344024.JPG /><figcaption> </figcaption></figure><p ></p><figure><img src=https://projects.arduinocontent.cc/6782eede-ec90-4d77-bdbd-54c5af1d0b08.JPG /><figcaption> </figcaption></figure><p ></p>

pinout is for OpenSegment PCB layout

Seven Segment library for Arduino

pinout is for a regular display

segment names

Sevseg Library On 4 Digit Anode Segment

This library allows an Arduino to easily display numbers and characters on a 4 digit 7-segment display without a separate 7-segment display.