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82. JK Flip-Flop with Enable

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Code

module jk_ff_enable (
    input  CLK,
    input  EN,
    input  J,
    input  K,
    output reg Q
);
always @(posedge CLK)
begin
    if(~EN)
        Q<=Q;
    else
    begin
        case({J,K})
        2'b00 : Q<=Q;
        2'b01 : Q<=0;
        2'b10 : Q<=1;
        2'b11 : Q<=~Q;
        default : Q<=1'b0;
        endcase
    end
end



endmodule

 

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