Table: Display numbers on a seven segment display in common cathode configuration
| Number | g f e d c b a | Hex Code |
| 0 | 0111111 | 3F |
| 1 | 0000110 | 06 |
| 2 | 1011011 | 5B |
| 3 | 1001111 | 4F |
| 4 | 1100110 | 66 |
| 5 | 1101101 | 6D |
| 6 | 1111101 | 7D |
| 7 | 0000111 | 07 |
| 8 | 1111111 | 7F |
| 9 | 1001111 | 4F |
7 Segment Common Cathode Red
Code: C-561H – 54INCH
Types of 7 segments
There are basically 2 types of 7 segment LED display.
Common Anode: All the Negative terminals (Anode) of all the 8 LEDs are connected together. All the positive terminals are left alone.
Common Cathode: All the positive terminals (Cathode) of all the 8 LEDs are connected together. All the negative thermals are left alone.
