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出output [1:6]L。//紅色發(fā)光指示燈reg [1:3]C。reg [1:6]L。always@(R or T)begincasex({R,T})39。b1XXXXXX: begin C=39。b000。L=39。b000000。end39。b0000000: begin C=39。b000。L=39。b000000。end39。b01XXXXX: begin C=39。b001。L=39。b100000。end39。b001XXXX: begin C=39。b010。L=39。b010000。end39。b0001XXX: begin C=39。b011。L=39。b001000。end39。b00001XX: begin C=39。b100。L=39。b000100。end39。b000001X: begin C=39。b101。L=39。b000010。end39。b0000001: begin C=39。b110。L=39。b000001。endendcaseendendmodule封裝如下圖:②/*數(shù)碼管模塊*/module number(C,Q)。input [1:3]C。output [1:7]Q。reg [1:7]Q。always@(C)begincase(C)39。b000:Q=39。b1111110。39。b001:Q=39。b0110000。39。b010:Q=39。b1101101。39。b011:Q=39。b1111001。39。b100:Q=39。b0110011。39。b101:Q=39。b1011011。39。b110:Q=39。b1011111。endcase