错误（10663）：在DSD_Project.v Verilog HDL语言端口连接错误（34）：输出或INOUT端口 “命中” 必须连接到结构净表达

Question

module DSD_Project(flag0, flag1, hit0, hit1,room_counter,someone_inRoom,someone_Spying,hit0_LED, hit1_LED,echo0_LED, echo1_LED, anti_theft_output,reset_Antitheft_output,echo0, echo1, CLOCK_50,anti_theft, reset_Antitheft); 

    output reg hit0_LED = 1'b0; 
    output reg hit1_LED = 1'b0; 
    output reg echo0_LED = 1'b0; 
    output reg echo1_LED = 1'b0; 
    output reg flag0 = 1'b0; 
    output reg flag1 = 1'b0; 
    output reg hit0 = 1'b0; 
    output reg hit1 = 1'b0; 
    output reg room_counter = 1'b0; 
    output reg someone_inRoom = 1'b0; 
    output reg someone_Spying = 1'b0; 
    output reg anti_theft_output = 1'b0; 
    output reg reset_Antitheft_output = 1'b0; 
    input echo0; // input_signal from the sensor 1 
    input echo1;// input_signal from the sensor 2 
    input CLOCK_50; 
    input anti_theft ; //= 1'b0; // switch button 
    input reset_Antitheft; // = 1'b0; // push button 

    sensor s1(hit0, echo0) ; // , CLOCK_50); 
    sensor s2(hit1, echo1) ; // , CLOCK_50); 

    always@(posedge CLOCK_50) 
     begin   
      hit0_LED <= hit0; 
      hit1_LED <= hit1; 
      echo0_LED <= echo0; 
      echo1_LED <= echo1;  
     end 

    //anti_theft: seting and reseting the output 
    //always@(anti_theft) //or reset_Antitheft) 
     //begin 
      //anti_theft_output <= anti_theft ; 
      //reset_Antitheft_output <= reset_Antitheft ; 
     //end 

    always@(posedge hit0 or posedge hit1) 
     begin  
      if (hit0 == 1 && hit1== 0) 
       begin 
        flag0<= 1; 
        //flag1<= 0; 
        if(flag1==0) 
         begin 
          hit0=0; 
          room_counter <= room_counter +1 ; 
          someone_inRoom <=1 ; 
          if(anti_theft == 1) 
           someone_Spying <= 1; 
         end 
        else 
        flag1<=0;    
       end 
     else 
      begin 
       if ((hit0 == 0) && (hit1 == 1)) 
      begin 
        //flag0<=0; 
        flag1<=1; 
        if(flag0 == 0) 
         begin 
          hit1=0; 
          room_counter <= room_counter -1 ; 

          if(room_counter==0) 
           begin 
            someone_inRoom <=0 ; 
           end 
         end 
        else 
        flag0<=0; 
      end 
      end 
    end 
    always@(reset_Antitheft) 
    begin 
    if((anti_theft==1) && (someone_Spying == 1)) 
     begin 
      anti_theft_output <= 0 ; 
      someone_Spying <= 0 ; 
     end 
    end 
endmodule 


module sensor(hit, input_signal); //, CLOCK_50); 

    input input_signal; 
    output reg hit = 1'b0; 
    //reg [25:0] clock_counter; 

    always@(input_signal) // posedge CLOCK_50 || 
     begin 
      //if (clock_counter == 8_000_000) 
       begin    
        if (input_signal==1) 
         begin 
          hit <= 1;     
         end 
        else 
         begin 
          hit <= 0;  
         end   
       end 
      //else 
      // clock_counter <= clock_counter+1; 
     end  
endmodule 

ScreenShoot

Answer 1

如你所知道的，所述问题是与下列行：

sensor s1(hit0, echo0) ; // , CLOCK_50); 
sensor s2(hit1, echo1) ; // , CLOCK_50); 

在sensor，第一端口，hit是一个输出。但是，你正在试图将其连接到一个reg，因为你在上面的行指定：

output reg hit0 = 1'b0; 
output reg hit1 = 1'b0; 

你应该使用这些信号作为wire S，不reg秒。