verilog中统计3bit1的个数 的设计和测试代码
时间: 2023-05-11 21:06:46 浏览: 74
以下是一个统计3bit1的个数的Verilog设计和测试代码:
设计代码:
module count_3bit_ones(
input [2:0] data,
output reg count
);
always @(*) begin
case(data)
3'b001, 3'b010, 3'b100: count = 1;
3'b011, 3'b101, 3'b110: count = 2;
3'b111: count = 3;
default: count = 0;
endcase
end
endmodule
测试代码:
module count_3bit_ones_test;
reg [2:0] data;
wire count;
count_3bit_ones dut(
.data(data),
.count(count)
);
initial begin
data = 3'b000;
#10;
data = 3'b001;
#10;
data = 3'b010;
#10;
data = 3'b011;
#10;
data = 3'b100;
#10;
data = 3'b101;
#10;
data = 3'b110;
#10;
data = 3'b111;
#10;
data = 3'b101;
#10;
data = 3'b010;
#10;
data = 3'b001;
#10;
data = 3'b000;
#10;
$finish;
end
endmodule
请注意,这只是一个简单的例子,可能不是最优的实现方式。