alarm

project_7/project_5.srcs/constrs_1/imports/Downloads/Basys-3-Master.xdc

@@ -21,7 +21,8 @@ set_property -dict { PACKAGE_PIN W16   IOSTANDARD LVCMOS33 } [get_ports {SW_MODE
 #set_property -dict { PACKAGE_PIN V2    IOSTANDARD LVCMOS33 } [get_ports {sw[8]}]
 #set_property -dict { PACKAGE_PIN T3    IOSTANDARD LVCMOS33 } [get_ports {sw[9]}]
 #set_property -dict { PACKAGE_PIN T2    IOSTANDARD LVCMOS33 } [get_ports {sw[10]}]
-#set_property -dict { PACKAGE_PIN R3    IOSTANDARD LVCMOS33 } [get_ports {sw[11]}]
+# Budik 
+set_property -dict { PACKAGE_PIN R3    IOSTANDARD LVCMOS33 } [get_ports {SW_ALARM_SET}]
 set_property -dict { PACKAGE_PIN W2    IOSTANDARD LVCMOS33 } [get_ports {SW_DIN[0]}]
 set_property -dict { PACKAGE_PIN U1    IOSTANDARD LVCMOS33 } [get_ports {SW_DIN[1]}]
 set_property -dict { PACKAGE_PIN T1    IOSTANDARD LVCMOS33 } [get_ports {SW_DIN[2]}]

project_7/project_5.srcs/sources_1/new/clock_logic.vhd

@@ -32,6 +32,7 @@ end clock_logic;
 
 
 architecture Behavioral of clock_logic is
+    -- TODO CHECK AGAINST COUNTER.VHD IF NEEDED
     component counter is
 	    Generic ( MAX_LIMIT : STD_LOGIC_VECTOR(3 downto 0) := "1001" ); -- Default to 9
         Port ( CLK : in STD_LOGIC;
@@ -84,18 +85,26 @@ begin
     U_CNT_SEC_UNITS : counter
         generic map ( MAX_LIMIT => "1001" ) -- do 9
         port map (
-            CLK => CLK, RST => RST, CE => CE_1HZ,
+            CLK => CLK,
-            PE => '0', DIN => "0000", -- Seconds usually don't need manual load
+            RST => RST,
-            TC => tc_su, COUNT_OUT => sig_s_units
+            CE => CE_1HZ,
+            PE => '0',
+            DIN => "0000", -- Seconds usually don't need manual load
+            TC => tc_su,
+            COUNT_OUT => sig_s_units
         );
 
     -- SECONDS TENS (0-5) - Triggered when Sec Units reach 9
     U_CNT_SEC_TENS : counter
         generic map ( MAX_LIMIT => "0101" ) -- do 5
         port map (
-            CLK => CLK, RST => RST, CE => tc_su,
+            CLK => CLK,
-            PE => '0', DIN => "0000",
+            RST => RST,
-            TC => tc_st, COUNT_OUT => sig_s_tens
+            CE => tc_su,
+            PE => '0',
+            DIN => "0000",
+            TC => tc_st,
+            COUNT_OUT => sig_s_tens
         );
 
     -------------------------------------------------------
@@ -134,8 +143,15 @@ begin
     begin
         if RST = '1' then
             hour_reset <= '1';
+        -- TICK: If clock is at 23:59:59 and the minutes tick over
         elsif (sig_h_tens = "0010" and sig_h_units = "0011" and tc_mt = '1') then
             hour_reset <= '1';
+        -- LOAD PROTECTION: If current value is 24:XX or higher
+        -- This part works even if tc_mt is '0' (for the alarm)
+        elsif (sig_h_tens = "0010" and sig_h_units >= "0100") then
+            hour_reset <= '1'; 
+        elsif (sig_h_tens > "0010") then
+            hour_reset <= '1'; 
         else
             hour_reset <= '0';
         end if;

project_7/project_5.srcs/sources_1/new/top_modul.vhd

@@ -8,10 +8,13 @@ entity top_modul is
            RST : in STD_LOGIC;
            START : in STD_LOGIC;
            SW_MODE  : in  STD_LOGIC; -- '0' = HH:MM, '1' = MM:SS
+           SW_ALARM_SET  : in  STD_LOGIC; -- '0' = Display Clock, '1' = Set Alarm
            SW_DIN   : in STD_LOGIC_VECTOR (3 downto 0); -- Value to set
            BTN_LOAD : in STD_LOGIC_VECTOR (3 downto 0); -- Which digit to set
            SEGMENTS : out STD_LOGIC_VECTOR (7 downto 0);
-           ANODS : out STD_LOGIC_VECTOR (3 downto 0));
+           ANODS : out STD_LOGIC_VECTOR (3 downto 0);
+           ALARM_LED : out STD_LOGIC -- LED lights up when alarm triggers
+        ); 
 end top_modul;
 
 architecture Behavioral of top_modul is
@@ -36,9 +39,16 @@ architecture Behavioral of top_modul is
     signal sig_m_units, sig_m_tens : std_logic_vector(3 downto 0);
     signal sig_h_units, sig_h_tens : std_logic_vector(3 downto 0);
 
+    -- Alarm display clock
+    signal alrm_s_units, alrm_s_tens : std_logic_vector(3 downto 0);
+    signal alrm_m_units, alrm_m_tens : std_logic_vector(3 downto 0);
+    signal alrm_h_units, alrm_h_tens : std_logic_vector(3 downto 0);
+    
     -- Signals to send to the display
     signal d0, d1, d2, d3 : std_logic_vector(3 downto 0);
 
+    signal load_clock : std_logic_vector(3 downto 0);
+    signal load_alarm : std_logic_vector(3 downto 0);
 begin
 
     U_DIV_1HZ : divider
@@ -56,7 +66,8 @@ begin
         );
 
     s_ce_units <= clk_1_Hz and START;
-
+    load_clock <= BTN_LOAD when SW_ALARM_SET = '0' else "0000";
+    load_alarm <= BTN_LOAD when SW_ALARM_SET = '1' else "0000";
     -- Clock Engine submodule
     U_CLOCK_CORE : entity work.clock_logic
         port map (
@@ -64,7 +75,7 @@ begin
             RST      => RST,
             CE_1HZ   => s_ce_units,
             SW_DIN   => SW_DIN,
-            BTN_LOAD => BTN_LOAD,
+            BTN_LOAD => load_clock,
             S_UNITS  => sig_s_units,
             S_TENS   => sig_s_tens,
             M_UNITS  => sig_m_units,
@@ -73,12 +84,75 @@ begin
             H_TENS   => sig_h_tens
         );
 
-    -- Mode Multiplexing
+    -- Clock Engine submodule for alarm
-    -- If SW_MODE = '1', show MM:SS. If '0', show HH:MM.
+    U_ALARM_CORE : entity work.clock_logic
-    d0 <= sig_s_units when SW_MODE = '1' else sig_m_units;
+        port map (
-    d1 <= sig_s_tens  when SW_MODE = '1' else sig_m_tens;
+            CLK      => CLK,
-    d2 <= sig_m_units when SW_MODE = '1' else sig_h_units;
+            RST      => RST,
-    d3 <= sig_m_tens  when SW_MODE = '1' else sig_h_tens;
+            CE_1HZ   => '0',
+            SW_DIN   => SW_DIN,
+            BTN_LOAD => load_alarm,
+            S_UNITS  => alrm_s_units,
+            S_TENS   => alrm_s_tens,
+            M_UNITS  => alrm_m_units,
+            M_TENS   => alrm_m_tens,
+            H_UNITS  => alrm_h_units,
+            H_TENS   => alrm_h_tens
+        );
+
+    -- Comparator Logic for alarm LED to be ON or OFF
+    process(CLK)
+    begin
+        if rising_edge(CLK) then
+            -- Match condition (HH:MM)
+            if (sig_h_tens = alrm_h_tens and sig_h_units = alrm_h_units and
+                sig_m_tens = alrm_m_tens and sig_m_units = alrm_m_units and
+                sig_s_tens = "0000" and sig_s_units = "0000") then
+                ALARM_LED <= '1';
+            end if;
+
+            -- Reset turns the alarm LED off
+            if RST = '1' then
+                ALARM_LED <= '0';
+            end if;
+        end if;
+    end process;
+
+    -- -- Mode Multiplexing
+    -- -- If SW_MODE = '1', show MM:SS. If '0', show HH:MM.
+    -- d0 <= sig_s_units when SW_MODE = '1' else sig_m_units;
+    -- d1 <= sig_s_tens  when SW_MODE = '1' else sig_m_tens;
+    -- d2 <= sig_m_units when SW_MODE = '1' else sig_h_units;
+    -- d3 <= sig_m_tens  when SW_MODE = '1' else sig_h_tens;
+
+    -- Mode Multiplexing (4 digit display)
+    process(SW_ALARM_SET, SW_MODE, 
+            sig_s_units, sig_s_tens, sig_m_units, sig_m_tens, sig_h_units, sig_h_tens,
+            alrm_m_units, alrm_m_tens, alrm_h_units, alrm_h_tens)
+    begin
+        if SW_ALARM_SET = '1' then
+            -- While setting alarm, always show Alarm HH:MM
+            d0 <= alrm_m_units;
+            d1 <= alrm_m_tens;
+            d2 <= alrm_h_units;
+            d3 <= alrm_h_tens;
+        else
+            -- Normal Operation
+            if SW_MODE = '1' then
+                -- Show Seconds and Minutes (MM:SS)
+                d0 <= sig_s_units;
+                d1 <= sig_s_tens;
+                d2 <= sig_m_units;
+                d3 <= sig_m_tens;
+            else
+                -- Show Minutes and Hours (HH:MM)
+                d0 <= sig_m_units;
+                d1 <= sig_m_tens;
+                d2 <= sig_h_units;
+                d3 <= sig_h_tens;
+            end if;
+        end if;
+    end process;
     
     U_DISPLAY : entity work.display_driver
         port map (

vhdl_ls.toml

@@ -0,0 +1,7 @@
+[libraries]
+ieee.files = [
+]
+
+work.files = [
+    "project_*/**/*.vhd",
+]