2 Digit 7 Segment Display Decoder. A 7 segment decoder can show maximum 9 in decimal format it can also show a to f in case of hexadecimal. As we mentioned above that for a common cathode seven segment display the output of decoder or segment driver.
2 digit seven segment display. Bcd stands for binary coded decimal. Cmos seven segment decoder connected to the seven segments is shown below.
Notes n is number of 7 segment displays multiplied by 7 each display has 7 inputs.
The number of 7 segment displays is specified by the digits generic. The generic bits is set to 10 since it requires 10 bits to. Just make k map for all the inputs of the 7 segment decoder using the table. For example to display the digit 7 the input to be applied is 0111.