| Line 120... |
Line 120... |
|
|
------------------------------------------------------------------------------
|
------------------------------------------------------------------------------
|
component i2c_slave_model is
|
component i2c_slave_model is
|
generic
|
generic
|
(
|
(
|
i2c_adr : std_logic_vector(6 downto 0)
|
I2C_ADR : integer
|
);
|
);
|
port
|
port
|
(
|
(
|
scl : inout std_logic;
|
scl : inout std_logic;
|
sda : inout std_logic
|
sda : inout std_logic
|
);
|
);
|
end component i2c_slave_model;
|
end component i2c_slave_model;
|
------------------------------------------------------------------------------
|
------------------------------------------------------------------------------
|
|
|
|
constant c_slave_addr : std_logic_vector(6 downto 0) := "0100001";
|
|
constant c_i2c_adr : integer := to_integer(unsigned(c_slave_addr));
|
|
|
signal clk : std_logic := '0';
|
signal clk : std_logic := '0';
|
signal s_rst : std_logic := '1';
|
signal s_rst : std_logic := '1';
|
|
|
signal cs_start_0 : std_logic := '0';
|
signal cs_start_0 : std_logic := '0';
|
signal cs_busy_0 : std_logic;
|
signal cs_busy_0 : std_logic;
|
| Line 200... |
Line 203... |
g_f_scl_0 => c_f_scl_0,
|
g_f_scl_0 => c_f_scl_0,
|
g_cmd =>
|
g_cmd =>
|
(
|
(
|
scmd_wait(1), -- Wait for 1 ms
|
scmd_wait(1), -- Wait for 1 ms
|
scmd_set_bus(0), -- Select bus #0
|
scmd_set_bus(0), -- Select bus #0
|
scmd_write_byte("0100001", x"03", x"4A"), -- Write byte
|
scmd_write_byte(c_slave_addr, x"03", x"4A"), -- Write byte
|
scmd_write_byte("0100001", x"05", x"27") -- Write byte
|
scmd_write_byte(c_slave_addr, x"05", x"27") -- Write byte
|
)
|
)
|
)
|
)
|
port map
|
port map
|
(
|
(
|
clk => clk,
|
clk => clk,
|
| Line 229... |
Line 232... |
g_f_scl_0 => c_f_scl_1,
|
g_f_scl_0 => c_f_scl_1,
|
g_cmd =>
|
g_cmd =>
|
(
|
(
|
scmd_wait(1), -- Wait for 1 ms
|
scmd_wait(1), -- Wait for 1 ms
|
scmd_set_bus(0), -- Select bus #0
|
scmd_set_bus(0), -- Select bus #0
|
scmd_write_byte("0100001", x"03", x"4A"), -- Write byte
|
scmd_write_byte(c_slave_addr, x"03", x"4A"), -- Write byte
|
scmd_write_byte("0100001", x"05", x"67") -- Write byte
|
scmd_write_byte(c_slave_addr, x"05", x"67") -- Write byte
|
)
|
)
|
)
|
)
|
port map
|
port map
|
(
|
(
|
clk => clk,
|
clk => clk,
|
| Line 292... |
Line 295... |
|
|
----------------------------------------------------------------------------
|
----------------------------------------------------------------------------
|
i2c_slave_model_inst0 : i2c_slave_model
|
i2c_slave_model_inst0 : i2c_slave_model
|
generic map
|
generic map
|
(
|
(
|
i2c_adr => "0100001"
|
I2C_ADR => c_i2c_adr
|
)
|
)
|
port map
|
port map
|
(
|
(
|
scl => scl(0),
|
scl => scl(0),
|
sda => sda(0)
|
sda => sda(0)
|
