initial
  begin
    $dumpvars;
    $dumpfile("bus.dump");
    clk = 0;
    do_accessC = 0;
    do_access1 = 0;
    do_access2 = 0;
    ext_addressC = 0;
    ext_address1 = 0;
    ext_address2 = 0;
    ext_data_in1 = 0;
    ext_data_in2 = 0;
    ext_data_inC = 0;
    reset = 0;
#10 reset = 1;
#10 reset = 0;
#10 clk = 1;
#10 clk = 0;
#10 clk = 1;
    do_access1 = 1;
    ext_data_inC = 32'hf0f0f0f0;
    ext_device_add1 = 5'b00001;
    ext_read1 = 1;
    ext_address1 = 32'hfffffff2;
#10 clk = 0;
#10 clk = 1;
    do_access1 = 0;
#10 clk = 0;
#10 clk = 1;
#10 clk = 0;
#10 clk = 1;
#10 clk = 0;
#10 clk = 1;
#10 clk = 0;
#10 clk = 1;
#10 clk = 0;
#10 clk = 1;
#10 clk = 0;
#10 clk = 1;
#10 clk = 0;
#10 clk = 1;
#10 clk = 0;
#10 clk = 1;
#10 clk = 0;
#10 clk = 1;
#10 clk = 0;
#10 clk = 1;
#10 clk = 0;
#10 clk = 1;
#10 clk = 0;
#10 clk = 1;
    do_accessC = 1;
    ext_device_addC = 5'b00100;
    ext_readC = 0;
    ext_data_inC = 5000;
    ext_addressC = 32'hfffffffa;
#10 clk = 0;
#10 clk = 1;
    do_accessC = 0;
#10 clk = 0;
#10 clk = 1;
#10 clk = 0;
#10 clk = 1;
#10 clk = 0;
#10 clk = 1;
#10 clk = 0;
#10 clk = 1;
#10 clk = 0;
#10 clk = 1;
#10 clk = 0;
#10 clk = 1;
#10 clk = 0;
#10 clk = 1;
#10 clk = 0;
#10 clk = 1;
#10 clk = 0;
#10 clk = 1;
#10 clk = 0;
#10 clk = 1;
#10 clk = 0;
#10 clk = 1;
#10 clk = 0;
#10 clk = 1;
    do_accessC = 1;
    ext_device_addC = 5'b00010;
    ext_readC = 0;
    ext_data_inC = 1000;
    ext_addressC = 32'hfffffff4;
#10 clk = 0;
#10 clk = 1;
    do_accessC = 0;
#10 clk = 0;
#10 clk = 1;
#10 clk = 0;
#10 clk = 1;
#10 clk = 0;
#10 clk = 1;
#10 clk = 0;
#10 clk = 1;
#10 clk = 0;
#10 clk = 1;
#10 clk = 0;
#10 clk = 1;
#10 clk = 0;
#10 clk = 1;
#10 clk = 0;
#10 clk = 1;
#10 clk = 0;
#10 clk = 1;
#10 clk = 0;
#10 clk = 1;
#10 clk = 0;
#10 clk = 1;
#10 clk = 0;
#10 clk = 1;
#10 clk = 0;
    do_access2 = 1;
    ext_device_add2 = 5'b00001;
    ext_read2 = 1;
    ext_address2 = 32'hfffffff0;
#10 clk = 1;
#10 clk = 0;
    do_access2 = 0;
#10 clk = 1;
#10 clk = 0;
#10 clk = 1;
#10 clk = 0;
#10 clk = 1;
#10 clk = 0;
#10 clk = 1;
#10 clk = 0;
#10 clk = 1;
#10 clk = 0;
#10 clk = 1;
#10 clk = 0;
#10 clk = 1;
#10 clk = 0;
#10 clk = 1;
#10 clk = 0;
#10 clk = 1;
#10 clk = 0;
#10 clk = 1;
#10 clk = 0;
#10 clk = 1;
#10 clk = 0;
#10 clk = 1;
#10 clk = 0;
#10 clk = 1;
    do_access1 = 1;
    ext_device_add1 = 5'b00001;
    ext_read1 = 0;
    ext_data_in1 = 10000;
    ext_address1 = 32'hfffffff0;
#10 clk = 0;
#10 clk = 1;
    do_access1 = 0;
#10 clk = 0;
#10 clk = 1;
#10 clk = 0;
#10 clk = 1;
#10 clk = 0;
#10 clk = 1;
#10 clk = 0;
#10 clk = 1;
#10 clk = 0;
#10 clk = 1;
#10 clk = 0;
#10 clk = 1;
#10 clk = 0;
#10 clk = 1;
#10 clk = 0;
#10 clk = 1;
#10 clk = 0;
#10 clk = 1;
#10 clk = 0;
#10 clk = 1;
#10 clk = 0;
#10 clk = 1;
#10 clk = 0;
#10 clk = 1;
#10 clk = 0;
#10 clk = 1;
    do_accessC = 1;
    ext_device_addC = 5'b00010;
    ext_readC = 0;
    ext_data_inC = 50000;
    ext_addressC = 32'hfffffff4;
#10 clk = 0;
#10 clk = 1;
    do_accessC = 0;
#10 clk = 0;
#10 clk = 1;
#10 clk = 0;
#10 clk = 1;
#10 clk = 0;
#10 clk = 1;
#10 clk = 0;
#10 clk = 1;
#10 clk = 0;
#10 clk = 1;
#10 clk = 0;
#10 clk = 1;
#10 clk = 0;
#10 clk = 1;
#10 clk = 0;
#10 clk = 1;
#10 clk = 0;
#10 clk = 1;
#10 clk = 0;
#10 clk = 1;
#10 clk = 0;
#10 clk = 1;
#10 clk = 0;
#10 clk = 1;
    do_accessC = 1;
    ext_device_addC = 5'b00010;
    ext_readC = 1;
    ext_addressC = 32'hfffffff4;
#10 clk = 0;
#10 clk = 1;
    do_accessC = 0;
#10 clk = 0;
#10 clk = 1;
#10 clk = 0;
#10 clk = 1;
#10 clk = 0;
#10 clk = 1;
#10 clk = 0;
#10 clk = 1;
#10 clk = 0;
#10 clk = 1;
#10 clk = 0;
#10 clk = 1;
#10 clk = 0;
#10 clk = 1;
#10 clk = 0;
#10 clk = 1;
#10 clk = 0;
#10 clk = 1;
#10 clk = 0;
#10 clk = 1;
#10 clk = 0;
#10 clk = 1;
#10 clk = 0;
#10 clk = 1;
#10 clk = 0;
    $finish;
  end
endmodule