module SHFT1(CLK,LOAD,DIN,QB); output QB; input CLK,LOAD; input[7:0] DIN; reg[7:0] REG8; always @(posedge CLK)if(LOAD)REG8=DI
module SHFT1(CLK,LOAD,DIN,QB); output QB; input CLK,LOAD; input[7:0] DIN; reg[7:0] REG8; always @(posedge CLK)if(LOAD)REG8=DIN ;()else()=REG8[7:1]; assign QB = REG8[0] ; endmodule空格处应该填入:
A.LOAD
B.DIN
C.QB
D.REG8[6:0]
正确答案:REG8[6:0]