题目内容
下列程序让所有人是什么电路？module shifter( din, clk, clr, dout);input din, clk, clr;output [7:0] dout;reg [7:0] dout;always @(posedge clk)beginif(clr)dout = 8'b0;elsebegindout = dout<<1;dout[0] = din;endendendmodule
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下列程序描述的是什么电路？module counter1( out, cout, data, load, cin, clk);output [7:0] out;output cout;input [7:0] data;input load, cin, clk;reg [7:0] out;always @(posedge clk)beginif( load )out = data;elseout = out + cin;endassign cout= & out & cin;endmoudle
下列程序中。module counter1( out, cout, data, load, cin, clk);output [7:0] out;output cout;input [7:0] data;input load, cin, clk;reg [7:0] out;always @(posedge clk)beginif( load )out = data;elseout = out + cin;endassign cout= out & cin;endmoudle
下列程序中。module counter1( out, cout, data, load, cin, clk);output [7:0] out;output cout;input [7:0] data;input load, cin, clk;reg [7:0] out;always @(posedge clk)beginif( load )out = data;elseout = out + cin;endassign cout= out & cin;endmoudle
直流伺服电动机主要采用 ( )换向,以获得优良的调速性能。
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