VHDL编程

: out std_logic

-- Transmitter control

DataBits : in std_logic_vector(1 downto 0)

StopBits : in std_logic_vector(1 downto 0)

ParityEnable: in std_logic

ParityEven : in std_logic

ParityStick : in std_logic

TxBreak : in std_logic

-- Transmitter status

THRE : out std_logic -VHDL programming : out std_logic -- Transmitter control DataBits : in std_logic_vector (a DOWNTO 0) StopBits : in std_logic_vector (a DOWNTO 0) ParityEnable : in std_logic ParityEven : in std_logic ParityStick : in std_logic TxBreak : in std_logic -- Transmitter status THRE : out std_logic