可编程硬件描述语言VHDL Quartus AD转换源代码.pdf

VHDL Quartus AD转换源代码 --ADC0809 LIBRARY IEEE; USE IEEE.STD_LOGIC_1164.ALL; USE IEEE.STD_LOGIC_UNSIGNED.ALL; USE IEEE.STD_LOGIC_ARITH.ALL; ENTITY ADC0809 IS ---------实体说明 PORT( CLK,INT:IN STD_LOGIC; INADDATA:IN STD_LOGIC_VECTOR(7 DOWNTO 0); OUTADDATA:OUT STD_LOGIC_VECTOR(7 DOWNTO 0); CS,WR,RD:OUT STD_LOGIC ); END ADC0809; ARCHITECTURE ADC_ARCH OF ADC0809 IS