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- module hex_7seg(hex,LED);
- //HEX-to-seven-segment decoder with enable input
- input [3:0] hex;
- output [6:0] LED;
- reg [6:0] LED;
- // segment encoding
- // 0
- // --
- // 5 | | 1
- // -6-
- // 4 | | 2
- // --
- // 3
- always @(hex)
- begin
- case (hex)
- 4'b0000 : LED = 7'b1000000; //0
- 4'b0001 : LED = 7'b1111001; //1
- 4'b0010 : LED = 7'b0100100; //2
- 4'b0011 : LED = 7'b0110000; //3
- 4'b0100 : LED = 7'b0011001; //4
- 4'b0101 : LED = 7'b0010010; //5
- 4'b0110 : LED = 7'b0000010; //6
- 4'b0111 : LED = 7'b1111000; //7
- 4'b1000 : LED = 7'b0000000; //8
- 4'b1000 : LED = 7'b0000000; //9
- 4'b1010 : LED = 7'b0001000; //A
- 4'b1011 : LED = 7'b0000011; //b
- 4'b1100 : LED = 7'b1000110; //C
- 4'b1101 : LED = 7'b0100001; //d
- 4'b1110 : LED = 7'b0000110; //E
- 4'b1111 : LED = 7'b0001110; //F
- endcase
- end
- endmodule
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