同期DPRAM | Codetter（こーどったー）

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module dpram_8x512 (
    p_reset, m_clock, radrs, wadrs, din, dout, write, read
);
input p_reset, m_clock;
input [8:0] radrs, wadrs;
input [7:0] din;
output [7:0] dout;
reg [7:0] dout_reg;
input write, read;
    reg [7:0] cells [0:511];
    assign dout = dout_reg;
    always @(posedge m_clock) begin
        if(read) dout_reg <= cells[radrs];
    end
    always @(posedge m_clock) begin
        if(write) cells[wadrs] <= din;
    end
endmodule
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