How to Use 7 Segment LED Display

5,035

15

3

About: I am an electrical student living at chennai i love electronics very much.

Hi guys in this instructables iam going to say how to use seven segment LED display. it cost only Rs: 8 ( indian rupee). you can also add this to your project to display numbers or some words also.

Step 1: Components Need

To activate LED's in Display you need some components

* 1 k ohm resistor × 1
* 7 segment display ×1
* 6V Dc supply

Step 2: LT542

There are several type of 7 segment display are avilable in market.I used here is LT 542.

Step 3: Circuit

Pin configuration for seven segment display.

Each side of display contains five pins.The middle pin is cathode which always connected to positive terminal. you can see small dot you can also use that.

Step 4: Working

The positive should connected to cathode. Then the balance are made as per your requirement.

Enchanted Objects

Participated in the
Enchanted Objects

Formlabs Contest

Participated in the
Formlabs Contest

Share

    Recommendations

    • Classroom Science Contest

      Classroom Science Contest
    • Growing Beyond Earth Maker Contest

      Growing Beyond Earth Maker Contest
    • 1 Hour Challenge

      1 Hour Challenge

    3 Discussions

    0
    None
    andrey_n

    4 years ago

    Are you sure that such pin configuration is right? It seems necessary to swap pins 'f' & 'g'

    temp_89581805.jpg
    1 reply