The 7-segment display
Since the beginning of electronics, 7-segment displays have been used to display numbers. They are easy to connect and understand, and quite fun to use once they are properly implemented. We can use such a display to show the status of our system or to show data from a sensor.
Getting ready
The following ingredients are needed for this recipe:
- An Arduino board connected to the computer via USB
- A breadboard and jumper wires
- A 7-segment display
- Resistors between 220–1,000 ohm
How to do it…
Follow these steps in order to connect a 7-segment display to the Arduino:
- Mount the 7-segment display on the breadboard.
- If the display is a common anode (+) configuration, connect the common anode (+) pin to the VCC port on the Arduino. If it is ...
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