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直接调用

COMPONENT lpm_ram_dp
  GENERIC
     (LPM_WIDTH             : POSITIVE;
     LPM_WIDTHAD            : POSITIVE;
     LPM_NUMWORDS           : NATURAL   := 0;
     LPM_INDATA             : STRING    := "REGISTERED";
     LPM_OUTDATA            : STRING    := "REGISTERED";
     LPM_RDADDRESS_CONTROL  : STRING    := "REGISTERED";
     LPM_WRADDRESS_CONTROL  : STRING    := "REGISTERED";
     LPM_FILE               : STRING    := "UNUSED";
     LPM_TYPE               : STRING    := "LPM_RAM_DP";
     LPM_HINT               : STRING    := "UNUSED");
  ORT (data                   : IN STD_LOGIC_VECTOR(LPM_WIDTH-1 DOWNTO 0);
       rdaddress, wraddress    : IN STD_LOGIC_VECTOR(LPM_WIDTHAD-1 DOWNTO 0);
       rdclock, wrclock        : IN STD_LOGIC := '0';
       rden, rdclken, wrclken  : IN STD_LOGIC := '1';
       wren                    : IN STD_LOGIC;
       q                       : OUT STD_LOGIC_VECTOR(LPM_WIDTH-1 DOWNTO 0));
END COMPONENT;

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