Is it a BCD digit ? X31983

Design a circuit that receives a 4-bit number and generates an output that indicates when the number represents a BCD digit (the value is between 0 and 9).

Specification

module is_bcd_digit(digit, is_bcd); input [3:0] digit; output is_bcd;

Input

• digit is the 4-bit input number.

Output

• is_bcd indicates when the number is a BCD digit.