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84. T Flip-Flop with Asynchronous Preset and Reset

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Solving Approach

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Code

module t_ff_async_pr (
    input  CLK,
    input  RST,
    input  PRE,
    input  T,
    output reg Q
);
    // Write your code here
    
    always @(posedge CLK, posedge PRE, posedge RST) begin
        if (RST)  Q <= 1'b0;
        else begin
            if (PRE) Q <= 1'b1;
            else begin
                if (T) Q <= ~Q;
                else Q <= Q;
            end
        end
    end
endmodule

 

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