| Line 102... |
Line 102... |
watchdog_rst_value: in std_logic_vector(15 downto 0);
|
watchdog_rst_value: in std_logic_vector(15 downto 0);
|
watchdog_rst: in std_logic);
|
watchdog_rst: in std_logic);
|
end component;
|
end component;
|
|
|
component bus_access_x16
|
component bus_access_x16
|
port ( clk: in std_logic;
|
port ( en : in std_logic;
|
en : in std_logic;
|
|
dataWrite: out std_logic_vector(15 downto 0);
|
dataWrite: out std_logic_vector(15 downto 0);
|
dataRead : in std_logic_vector(15 downto 0));
|
dataRead : in std_logic_vector(15 downto 0));
|
end component;
|
end component;
|
|
|
component bus_register_x16
|
component bus_register_x16
|
| Line 143... |
Line 142... |
set_value => mainDataBus,
|
set_value => mainDataBus,
|
count => PC);
|
count => PC);
|
|
|
-- The watchdog and its access to the main databus
|
-- The watchdog and its access to the main databus
|
watchdog_re: bus_access_x16
|
watchdog_re: bus_access_x16
|
port map ( clk => clk,
|
port map ( en => watchdog_control(1),
|
en => watchdog_control(1),
|
|
dataRead => mainDataBus,
|
dataRead => mainDataBus,
|
dataWrite => watchdog_rst_value);
|
dataWrite => watchdog_rst_value);
|
|
|
watchdog_we: bus_access_x16
|
watchdog_we: bus_access_x16
|
port map ( clk => clk,
|
port map ( en => watchdog_control(0),
|
en => watchdog_control(0),
|
|
dataRead => watchdog_left,
|
dataRead => watchdog_left,
|
dataWrite => mainDataBus);
|
dataWrite => mainDataBus);
|
|
|
watchdog_id: watchdog_identifier_x16
|
watchdog_id: watchdog_identifier_x16
|
port map( clk => clk,
|
port map( clk => clk,
|
| Line 203... |
Line 200... |
we=>register_control(7),
|
we=>register_control(7),
|
reset=>reset,
|
reset=>reset,
|
dataport=> mainDataBus);
|
dataport=> mainDataBus);
|
|
|
-- The ALU
|
-- The ALU
|
the_alu : ALU
|
arith_logic_unit : ALU
|
port map( data1 => dataBus1,
|
port map( data1 => dataBus1,
|
data2 => dataBus2,
|
data2 => dataBus2,
|
dataA => accumulator,
|
dataA => accumulator,
|
op => opCode,
|
op => opCode,
|
overflow => ALUoverflow);
|
overflow => ALUoverflow);
|
