//Sclk frequency is randomized
//pkrnum is randomized
//without error-drv
//interval time between 2 pkt is randomized
program case4(spi_if my_if,mcureg_if mcu_if,sram_if xif);

  mcureg_env		my_env;

  initial begin
  
    my_env = new();
    my_env.mif		 = mcu_if;
    my_env.wif		 = my_if;
    my_env.xif		 = xif;
    my_env.pktnum	 = 1000;
    
    my_env.build();

    my_env.run();
    
  end

endprogram