初始化RAM块的配置语句的例子

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FYR!!

library IEEE;
use IEEE.std_logic_1164.all;
use IEEE.std_logic_unsigned.all;
library UNISIM;
use UNISIM.vcomponents.all;
configuration cfg_ex_blkram_tb of ex_blkram_tb is
for tb
for uut : ex_blkram use entity work.ex_blkram(struct);
for struct
for INST_RAMB4_S4 : RAMB4_S4 use entity
unisim.RAMB4_S4(RAMB4_S4_V)
generic map (INIT_00 =>
X"1F1E1D1C1B1A191817161514131211100F0E0D0C0B0A09080706050403020100
",
INIT_01 =>
X"3F3E3D3C3B3A393837363534333231302F2E2D2C2B2A29282726252423222120
",
.
.
.
INIT_0F=>
X"FFFEFDFCFBFAF9F8F7F6F5F4F3F2F1F0EFEEEDECEBEAE9E8E7E6E5E4E3E2E1E0
");
end for;
end for;
end for;
end for;
end cfg_ex_blkram_tb;

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