electronics- 7 segment displays - wilfrid laurier...
TRANSCRIPT
![Page 1: Electronics- 7 Segment Displays - Wilfrid Laurier Universitydenethor.wlu.ca/common/sevsegbeam.pdf · 7 Segment Displays Here is a 7 segment display. It is made up of at least 7 separate](https://reader034.vdocuments.site/reader034/viewer/2022051011/5b2599207f8b9acc7f8b4d9a/html5/thumbnails/1.jpg)
7 Segment Displays
Electronics7 Segment Displays
Terry Sturtevant
Wilfrid Laurier University
April 6, 2011
Terry Sturtevant Electronics 7 Segment Displays
![Page 2: Electronics- 7 Segment Displays - Wilfrid Laurier Universitydenethor.wlu.ca/common/sevsegbeam.pdf · 7 Segment Displays Here is a 7 segment display. It is made up of at least 7 separate](https://reader034.vdocuments.site/reader034/viewer/2022051011/5b2599207f8b9acc7f8b4d9a/html5/thumbnails/2.jpg)
7 Segment Displays
7 Segment Displays
Terry Sturtevant Electronics 7 Segment Displays
![Page 3: Electronics- 7 Segment Displays - Wilfrid Laurier Universitydenethor.wlu.ca/common/sevsegbeam.pdf · 7 Segment Displays Here is a 7 segment display. It is made up of at least 7 separate](https://reader034.vdocuments.site/reader034/viewer/2022051011/5b2599207f8b9acc7f8b4d9a/html5/thumbnails/3.jpg)
7 Segment Displays
Here is a 7 segment display.
It is made up of at least 7 separate LEDs.(There are actually 8 in this case if you count the decimalpoint.)
Terry Sturtevant Electronics 7 Segment Displays
![Page 4: Electronics- 7 Segment Displays - Wilfrid Laurier Universitydenethor.wlu.ca/common/sevsegbeam.pdf · 7 Segment Displays Here is a 7 segment display. It is made up of at least 7 separate](https://reader034.vdocuments.site/reader034/viewer/2022051011/5b2599207f8b9acc7f8b4d9a/html5/thumbnails/4.jpg)
7 Segment Displays
Here is a 7 segment display.
It is made up of at least 7 separate LEDs.(There are actually 8 in this case if you count the decimalpoint.)
Terry Sturtevant Electronics 7 Segment Displays
![Page 5: Electronics- 7 Segment Displays - Wilfrid Laurier Universitydenethor.wlu.ca/common/sevsegbeam.pdf · 7 Segment Displays Here is a 7 segment display. It is made up of at least 7 separate](https://reader034.vdocuments.site/reader034/viewer/2022051011/5b2599207f8b9acc7f8b4d9a/html5/thumbnails/5.jpg)
7 Segment Displays
Here is a 7 segment display.
It is made up of at least 7 separate LEDs.
(There are actually 8 in this case if you count the decimalpoint.)
Terry Sturtevant Electronics 7 Segment Displays
![Page 6: Electronics- 7 Segment Displays - Wilfrid Laurier Universitydenethor.wlu.ca/common/sevsegbeam.pdf · 7 Segment Displays Here is a 7 segment display. It is made up of at least 7 separate](https://reader034.vdocuments.site/reader034/viewer/2022051011/5b2599207f8b9acc7f8b4d9a/html5/thumbnails/6.jpg)
7 Segment Displays
Here is a 7 segment display.
It is made up of at least 7 separate LEDs.(There are actually 8 in this case if you count the decimalpoint.)
Terry Sturtevant Electronics 7 Segment Displays
![Page 7: Electronics- 7 Segment Displays - Wilfrid Laurier Universitydenethor.wlu.ca/common/sevsegbeam.pdf · 7 Segment Displays Here is a 7 segment display. It is made up of at least 7 separate](https://reader034.vdocuments.site/reader034/viewer/2022051011/5b2599207f8b9acc7f8b4d9a/html5/thumbnails/7.jpg)
7 Segment Displays
The seven segments are labelled a to g.
Terry Sturtevant Electronics 7 Segment Displays
![Page 8: Electronics- 7 Segment Displays - Wilfrid Laurier Universitydenethor.wlu.ca/common/sevsegbeam.pdf · 7 Segment Displays Here is a 7 segment display. It is made up of at least 7 separate](https://reader034.vdocuments.site/reader034/viewer/2022051011/5b2599207f8b9acc7f8b4d9a/html5/thumbnails/8.jpg)
7 Segment Displays
The seven segments are labelled a to g.
Terry Sturtevant Electronics 7 Segment Displays
![Page 9: Electronics- 7 Segment Displays - Wilfrid Laurier Universitydenethor.wlu.ca/common/sevsegbeam.pdf · 7 Segment Displays Here is a 7 segment display. It is made up of at least 7 separate](https://reader034.vdocuments.site/reader034/viewer/2022051011/5b2599207f8b9acc7f8b4d9a/html5/thumbnails/9.jpg)
7 Segment Displays
The seven segments are labelled a to g.
Terry Sturtevant Electronics 7 Segment Displays
![Page 10: Electronics- 7 Segment Displays - Wilfrid Laurier Universitydenethor.wlu.ca/common/sevsegbeam.pdf · 7 Segment Displays Here is a 7 segment display. It is made up of at least 7 separate](https://reader034.vdocuments.site/reader034/viewer/2022051011/5b2599207f8b9acc7f8b4d9a/html5/thumbnails/10.jpg)
7 Segment Displays
The seven segments are labelled a to g.
Terry Sturtevant Electronics 7 Segment Displays
![Page 11: Electronics- 7 Segment Displays - Wilfrid Laurier Universitydenethor.wlu.ca/common/sevsegbeam.pdf · 7 Segment Displays Here is a 7 segment display. It is made up of at least 7 separate](https://reader034.vdocuments.site/reader034/viewer/2022051011/5b2599207f8b9acc7f8b4d9a/html5/thumbnails/11.jpg)
7 Segment Displays
The seven segments are labelled a to g.
Terry Sturtevant Electronics 7 Segment Displays
![Page 12: Electronics- 7 Segment Displays - Wilfrid Laurier Universitydenethor.wlu.ca/common/sevsegbeam.pdf · 7 Segment Displays Here is a 7 segment display. It is made up of at least 7 separate](https://reader034.vdocuments.site/reader034/viewer/2022051011/5b2599207f8b9acc7f8b4d9a/html5/thumbnails/12.jpg)
7 Segment Displays
The seven segments are labelled a to g.
Terry Sturtevant Electronics 7 Segment Displays
![Page 13: Electronics- 7 Segment Displays - Wilfrid Laurier Universitydenethor.wlu.ca/common/sevsegbeam.pdf · 7 Segment Displays Here is a 7 segment display. It is made up of at least 7 separate](https://reader034.vdocuments.site/reader034/viewer/2022051011/5b2599207f8b9acc7f8b4d9a/html5/thumbnails/13.jpg)
7 Segment Displays
The seven segments are labelled a to g.
Terry Sturtevant Electronics 7 Segment Displays
![Page 14: Electronics- 7 Segment Displays - Wilfrid Laurier Universitydenethor.wlu.ca/common/sevsegbeam.pdf · 7 Segment Displays Here is a 7 segment display. It is made up of at least 7 separate](https://reader034.vdocuments.site/reader034/viewer/2022051011/5b2599207f8b9acc7f8b4d9a/html5/thumbnails/14.jpg)
7 Segment Displays
The seven segments are labelled a to g.
Terry Sturtevant Electronics 7 Segment Displays
![Page 15: Electronics- 7 Segment Displays - Wilfrid Laurier Universitydenethor.wlu.ca/common/sevsegbeam.pdf · 7 Segment Displays Here is a 7 segment display. It is made up of at least 7 separate](https://reader034.vdocuments.site/reader034/viewer/2022051011/5b2599207f8b9acc7f8b4d9a/html5/thumbnails/15.jpg)
7 Segment Displays
The seven segments are labelled a to g.
Terry Sturtevant Electronics 7 Segment Displays
![Page 16: Electronics- 7 Segment Displays - Wilfrid Laurier Universitydenethor.wlu.ca/common/sevsegbeam.pdf · 7 Segment Displays Here is a 7 segment display. It is made up of at least 7 separate](https://reader034.vdocuments.site/reader034/viewer/2022051011/5b2599207f8b9acc7f8b4d9a/html5/thumbnails/16.jpg)
7 Segment Displays
The seven segments are labelled a to g.
There is also usually a right decimal point.
Terry Sturtevant Electronics 7 Segment Displays
![Page 17: Electronics- 7 Segment Displays - Wilfrid Laurier Universitydenethor.wlu.ca/common/sevsegbeam.pdf · 7 Segment Displays Here is a 7 segment display. It is made up of at least 7 separate](https://reader034.vdocuments.site/reader034/viewer/2022051011/5b2599207f8b9acc7f8b4d9a/html5/thumbnails/17.jpg)
7 Segment Displays
The seven segments are labelled a to g.
There is also usually a right decimal point.There may also be a left decimal point.
Terry Sturtevant Electronics 7 Segment Displays
![Page 18: Electronics- 7 Segment Displays - Wilfrid Laurier Universitydenethor.wlu.ca/common/sevsegbeam.pdf · 7 Segment Displays Here is a 7 segment display. It is made up of at least 7 separate](https://reader034.vdocuments.site/reader034/viewer/2022051011/5b2599207f8b9acc7f8b4d9a/html5/thumbnails/18.jpg)
7 Segment Displays
Internally it looks like this.
The LEDs will all be tied together at one end.
Terry Sturtevant Electronics 7 Segment Displays
![Page 19: Electronics- 7 Segment Displays - Wilfrid Laurier Universitydenethor.wlu.ca/common/sevsegbeam.pdf · 7 Segment Displays Here is a 7 segment display. It is made up of at least 7 separate](https://reader034.vdocuments.site/reader034/viewer/2022051011/5b2599207f8b9acc7f8b4d9a/html5/thumbnails/19.jpg)
7 Segment Displays
Internally it looks like this.
The LEDs will all be tied together at one end.
Terry Sturtevant Electronics 7 Segment Displays
![Page 20: Electronics- 7 Segment Displays - Wilfrid Laurier Universitydenethor.wlu.ca/common/sevsegbeam.pdf · 7 Segment Displays Here is a 7 segment display. It is made up of at least 7 separate](https://reader034.vdocuments.site/reader034/viewer/2022051011/5b2599207f8b9acc7f8b4d9a/html5/thumbnails/20.jpg)
7 Segment Displays
Internally it looks like this.
The LEDs will all be tied together at one end.
Terry Sturtevant Electronics 7 Segment Displays
![Page 21: Electronics- 7 Segment Displays - Wilfrid Laurier Universitydenethor.wlu.ca/common/sevsegbeam.pdf · 7 Segment Displays Here is a 7 segment display. It is made up of at least 7 separate](https://reader034.vdocuments.site/reader034/viewer/2022051011/5b2599207f8b9acc7f8b4d9a/html5/thumbnails/21.jpg)
7 Segment Displays
If the anodes are all tied together, it looks like this.
This is called a common anode display.
Terry Sturtevant Electronics 7 Segment Displays
![Page 22: Electronics- 7 Segment Displays - Wilfrid Laurier Universitydenethor.wlu.ca/common/sevsegbeam.pdf · 7 Segment Displays Here is a 7 segment display. It is made up of at least 7 separate](https://reader034.vdocuments.site/reader034/viewer/2022051011/5b2599207f8b9acc7f8b4d9a/html5/thumbnails/22.jpg)
7 Segment Displays
If the anodes are all tied together, it looks like this.
This is called a common anode display.
Terry Sturtevant Electronics 7 Segment Displays
![Page 23: Electronics- 7 Segment Displays - Wilfrid Laurier Universitydenethor.wlu.ca/common/sevsegbeam.pdf · 7 Segment Displays Here is a 7 segment display. It is made up of at least 7 separate](https://reader034.vdocuments.site/reader034/viewer/2022051011/5b2599207f8b9acc7f8b4d9a/html5/thumbnails/23.jpg)
7 Segment Displays
If the anodes are all tied together, it looks like this.
This is called a common anode display.
Terry Sturtevant Electronics 7 Segment Displays
![Page 24: Electronics- 7 Segment Displays - Wilfrid Laurier Universitydenethor.wlu.ca/common/sevsegbeam.pdf · 7 Segment Displays Here is a 7 segment display. It is made up of at least 7 separate](https://reader034.vdocuments.site/reader034/viewer/2022051011/5b2599207f8b9acc7f8b4d9a/html5/thumbnails/24.jpg)
7 Segment Displays
If the cathodes are all tied together, it looks like this.
This is called a common cathode display.
Terry Sturtevant Electronics 7 Segment Displays
![Page 25: Electronics- 7 Segment Displays - Wilfrid Laurier Universitydenethor.wlu.ca/common/sevsegbeam.pdf · 7 Segment Displays Here is a 7 segment display. It is made up of at least 7 separate](https://reader034.vdocuments.site/reader034/viewer/2022051011/5b2599207f8b9acc7f8b4d9a/html5/thumbnails/25.jpg)
7 Segment Displays
If the cathodes are all tied together, it looks like this.
This is called a common cathode display.
Terry Sturtevant Electronics 7 Segment Displays
![Page 26: Electronics- 7 Segment Displays - Wilfrid Laurier Universitydenethor.wlu.ca/common/sevsegbeam.pdf · 7 Segment Displays Here is a 7 segment display. It is made up of at least 7 separate](https://reader034.vdocuments.site/reader034/viewer/2022051011/5b2599207f8b9acc7f8b4d9a/html5/thumbnails/26.jpg)
7 Segment Displays
If the cathodes are all tied together, it looks like this.
This is called a common cathode display.
Terry Sturtevant Electronics 7 Segment Displays
![Page 27: Electronics- 7 Segment Displays - Wilfrid Laurier Universitydenethor.wlu.ca/common/sevsegbeam.pdf · 7 Segment Displays Here is a 7 segment display. It is made up of at least 7 separate](https://reader034.vdocuments.site/reader034/viewer/2022051011/5b2599207f8b9acc7f8b4d9a/html5/thumbnails/27.jpg)
7 Segment Displays
Remember that any LED needs a resistor to limit current.
The resistor can come either before or after the LED.
Terry Sturtevant Electronics 7 Segment Displays
![Page 28: Electronics- 7 Segment Displays - Wilfrid Laurier Universitydenethor.wlu.ca/common/sevsegbeam.pdf · 7 Segment Displays Here is a 7 segment display. It is made up of at least 7 separate](https://reader034.vdocuments.site/reader034/viewer/2022051011/5b2599207f8b9acc7f8b4d9a/html5/thumbnails/28.jpg)
7 Segment Displays
Remember that any LED needs a resistor to limit current.
The resistor can come either before or after the LED.
Terry Sturtevant Electronics 7 Segment Displays
![Page 29: Electronics- 7 Segment Displays - Wilfrid Laurier Universitydenethor.wlu.ca/common/sevsegbeam.pdf · 7 Segment Displays Here is a 7 segment display. It is made up of at least 7 separate](https://reader034.vdocuments.site/reader034/viewer/2022051011/5b2599207f8b9acc7f8b4d9a/html5/thumbnails/29.jpg)
7 Segment Displays
Remember that any LED needs a resistor to limit current.
The resistor can come either before or after the LED.
Terry Sturtevant Electronics 7 Segment Displays
![Page 30: Electronics- 7 Segment Displays - Wilfrid Laurier Universitydenethor.wlu.ca/common/sevsegbeam.pdf · 7 Segment Displays Here is a 7 segment display. It is made up of at least 7 separate](https://reader034.vdocuments.site/reader034/viewer/2022051011/5b2599207f8b9acc7f8b4d9a/html5/thumbnails/30.jpg)
7 Segment Displays
For a common anode display, you can connect to each cathodethrough a resistor.
Note that you can’t use a resistor array because the resistorsdon’t have a common connection at either end!
Terry Sturtevant Electronics 7 Segment Displays
![Page 31: Electronics- 7 Segment Displays - Wilfrid Laurier Universitydenethor.wlu.ca/common/sevsegbeam.pdf · 7 Segment Displays Here is a 7 segment display. It is made up of at least 7 separate](https://reader034.vdocuments.site/reader034/viewer/2022051011/5b2599207f8b9acc7f8b4d9a/html5/thumbnails/31.jpg)
7 Segment Displays
For a common anode display, you can connect to each cathodethrough a resistor.
Note that you can’t use a resistor array because the resistorsdon’t have a common connection at either end!
Terry Sturtevant Electronics 7 Segment Displays
![Page 32: Electronics- 7 Segment Displays - Wilfrid Laurier Universitydenethor.wlu.ca/common/sevsegbeam.pdf · 7 Segment Displays Here is a 7 segment display. It is made up of at least 7 separate](https://reader034.vdocuments.site/reader034/viewer/2022051011/5b2599207f8b9acc7f8b4d9a/html5/thumbnails/32.jpg)
7 Segment Displays
For a common anode display, you can connect to each cathodethrough a resistor.
Note that you can’t use a resistor array because the resistorsdon’t have a common connection at either end!
Terry Sturtevant Electronics 7 Segment Displays
![Page 33: Electronics- 7 Segment Displays - Wilfrid Laurier Universitydenethor.wlu.ca/common/sevsegbeam.pdf · 7 Segment Displays Here is a 7 segment display. It is made up of at least 7 separate](https://reader034.vdocuments.site/reader034/viewer/2022051011/5b2599207f8b9acc7f8b4d9a/html5/thumbnails/33.jpg)
7 Segment Displays
For a common cathode display, you can connect to each anodethrough a resistor.
Note that you can’t use a resistor array because the resistorsdon’t have a common connection at either end!
Terry Sturtevant Electronics 7 Segment Displays
![Page 34: Electronics- 7 Segment Displays - Wilfrid Laurier Universitydenethor.wlu.ca/common/sevsegbeam.pdf · 7 Segment Displays Here is a 7 segment display. It is made up of at least 7 separate](https://reader034.vdocuments.site/reader034/viewer/2022051011/5b2599207f8b9acc7f8b4d9a/html5/thumbnails/34.jpg)
7 Segment Displays
For a common cathode display, you can connect to each anodethrough a resistor.
Note that you can’t use a resistor array because the resistorsdon’t have a common connection at either end!
Terry Sturtevant Electronics 7 Segment Displays
![Page 35: Electronics- 7 Segment Displays - Wilfrid Laurier Universitydenethor.wlu.ca/common/sevsegbeam.pdf · 7 Segment Displays Here is a 7 segment display. It is made up of at least 7 separate](https://reader034.vdocuments.site/reader034/viewer/2022051011/5b2599207f8b9acc7f8b4d9a/html5/thumbnails/35.jpg)
7 Segment Displays
For a common cathode display, you can connect to each anodethrough a resistor.
Note that you can’t use a resistor array because the resistorsdon’t have a common connection at either end!
Terry Sturtevant Electronics 7 Segment Displays
![Page 36: Electronics- 7 Segment Displays - Wilfrid Laurier Universitydenethor.wlu.ca/common/sevsegbeam.pdf · 7 Segment Displays Here is a 7 segment display. It is made up of at least 7 separate](https://reader034.vdocuments.site/reader034/viewer/2022051011/5b2599207f8b9acc7f8b4d9a/html5/thumbnails/36.jpg)
7 Segment Displays
Instead of using several resistors, you could use a singleresistor on the common pin.
The only drawback to this is that you might see the displayget dimmer as more segments are lit.
Terry Sturtevant Electronics 7 Segment Displays
![Page 37: Electronics- 7 Segment Displays - Wilfrid Laurier Universitydenethor.wlu.ca/common/sevsegbeam.pdf · 7 Segment Displays Here is a 7 segment display. It is made up of at least 7 separate](https://reader034.vdocuments.site/reader034/viewer/2022051011/5b2599207f8b9acc7f8b4d9a/html5/thumbnails/37.jpg)
7 Segment Displays
Instead of using several resistors, you could use a singleresistor on the common pin.The only drawback to this is that you might see the displayget dimmer as more segments are lit.
Terry Sturtevant Electronics 7 Segment Displays
![Page 38: Electronics- 7 Segment Displays - Wilfrid Laurier Universitydenethor.wlu.ca/common/sevsegbeam.pdf · 7 Segment Displays Here is a 7 segment display. It is made up of at least 7 separate](https://reader034.vdocuments.site/reader034/viewer/2022051011/5b2599207f8b9acc7f8b4d9a/html5/thumbnails/38.jpg)
7 Segment Displays
For a common anode display, it looks like this.
Terry Sturtevant Electronics 7 Segment Displays
![Page 39: Electronics- 7 Segment Displays - Wilfrid Laurier Universitydenethor.wlu.ca/common/sevsegbeam.pdf · 7 Segment Displays Here is a 7 segment display. It is made up of at least 7 separate](https://reader034.vdocuments.site/reader034/viewer/2022051011/5b2599207f8b9acc7f8b4d9a/html5/thumbnails/39.jpg)
7 Segment Displays
For a common anode display, it looks like this.
Terry Sturtevant Electronics 7 Segment Displays
![Page 40: Electronics- 7 Segment Displays - Wilfrid Laurier Universitydenethor.wlu.ca/common/sevsegbeam.pdf · 7 Segment Displays Here is a 7 segment display. It is made up of at least 7 separate](https://reader034.vdocuments.site/reader034/viewer/2022051011/5b2599207f8b9acc7f8b4d9a/html5/thumbnails/40.jpg)
7 Segment Displays
For a common cathode display, it looks like this.
Terry Sturtevant Electronics 7 Segment Displays
![Page 41: Electronics- 7 Segment Displays - Wilfrid Laurier Universitydenethor.wlu.ca/common/sevsegbeam.pdf · 7 Segment Displays Here is a 7 segment display. It is made up of at least 7 separate](https://reader034.vdocuments.site/reader034/viewer/2022051011/5b2599207f8b9acc7f8b4d9a/html5/thumbnails/41.jpg)
7 Segment Displays
For a common cathode display, it looks like this.
Terry Sturtevant Electronics 7 Segment Displays