1 / 15

LED Display

LED Display. LED. Typical LED forward bias voltage: 1.5 to 2.0 V Typical currents needed to light LED range from 2 to 15 mA. Turning on a Diode (1). V2 =3.3 V V1=3.3 V, LED is off. V1=0V, LED is on. This method is used by the 7-segment LED display on basys 2. Turning on a Diode (2).

salaam
Télécharger la présentation

LED Display

An Image/Link below is provided (as is) to download presentation Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author. Content is provided to you AS IS for your information and personal use only. Download presentation by click this link. While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server. During download, if you can't get a presentation, the file might be deleted by the publisher.

E N D

Presentation Transcript

  1. LED Display

  2. LED Typical LED forward bias voltage: 1.5 to 2.0 V Typical currents needed to light LED range from 2 to 15 mA.

  3. Turning on a Diode (1) V2 =3.3 V V1=3.3 V, LED is off. V1=0V, LED is on. This method is used by the 7-segment LED display on basys 2

  4. Turning on a Diode (2) V1 =0.0 V V2=3.3 V, LED is on. V1=0V, LED is off. This method is used by the LED outputs on onBasys 2

  5. A 7-Segment Display Containing Seven Light Emitting Diodes Used by Basis2

  6. Segment Values Required to display hex digits from 0 to F

  7. Display Lower Case d

  8. K-map for the segment e

  9. Erroneous Result (Not the right way to display “C”)

  10. Error in Representing “b” 1 1 (missing!) 1 1 1

  11. One Way of Representing “b” 1 1 (missing!) 1 1 1 1

  12. Hex7seg_le.v

  13. hex7seg_le_top

  14. Decimal Point On

  15. Showing Only 1 Digit

More Related