module Counter (
    // input i_Switch_1, input i_Switch_2
    output o_Segment1_A,
    output o_Segment1_B,
    output o_Segment1_C,
    output o_Segment1_D,
    output o_Segment1_E,
    output o_Segment1_F,
    output o_Segment1_G
);

reg [3:0] num = 3;

SevenSeg(
    .number(num),
    .segA(o_Segment1_A),
    .segB(o_Segment1_B),
    .segC(o_Segment1_C),
    .segD(o_Segment1_D),
    .segE(o_Segment1_E),
    .segF(o_Segment1_F),
    .segG(o_Segment1_G)
);
endmodule

///////////////////////////////////////////////////////////////////////////////

module SevenSeg (
    input[3:0] number,
    output segA,
    output segB,
    output segC,
    output segD,
    output segE,
    output segF,
    output segG
);

assign segA = ~(number != 1 && number != 4 && number != 7);
assign segB = ~(number != 5 && number != 6);
assign segC = ~(number != 2);
assign segD = ~(number != 1 && number != 4 && number != 7);
assign segE = ~(number != 1 && number != 3 && number != 4 && number != 5 && number != 7 && number != 9);
assign segF = ~(number != 1 && number != 2 && number != 3 && number != 5 && number != 7);
assign segG = ~(number != 0 && number != 1 && number != 7);

endmodule