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commit 582dd2dd362582f7caef06b1c82b963902f98650
parent af9b53d2a233e10b6d073607e67772a4b0332701
Author: Martin Klöckner <mjkloeckner@gmail.com>
Date:   Fri, 17 Apr 2026 23:32:37 -0300

Try to fix Vivado synth warnings

Diffstat:
M
tps/1/src/intersection_ctrl.vhd
 | 
39
+++++++++++++++++++--------------------

1 file changed, 19 insertions(+), 20 deletions(-)
diff --git a/tps/1/src/intersection_ctrl.vhd b/tps/1/src/intersection_ctrl.vhd
@@ -39,18 +39,18 @@ begin
         rst   => rst,
         clk_ms => clk_ms);
 
-    process(clk_ms, rst) is
+    process(rst, clk_ms, ms_tick_cnt, state) is
     begin
 
         if rst = '1' then
             state <= state_0;
             ms_tick_cnt <= (others => '0');
         else
-            ms_tick_cnt <= ms_tick_cnt + 1;
             case state is
                 when state_0 =>
-                    if ms_tick_cnt = RED_TIME_MS then
-
+                    if ms_tick_cnt < RED_TIME_MS then
+                        ms_tick_cnt <= ms_tick_cnt + 1;
+                    else
                         ms_tick_cnt <= (others => '0');
                         state <= state_1;
 
@@ -60,11 +60,11 @@ begin
                         red_2 <= '0';
                         yel_2 <= '1';
                         gre_2 <= '0';
-
                     end if;
                 when state_1 =>
-                    if ms_tick_cnt = YEL_TIME_MS then
-
+                    if ms_tick_cnt < YEL_TIME_MS then
+                        ms_tick_cnt <= ms_tick_cnt + 1;
+                    else 
                         ms_tick_cnt <= (others => '0');
                         state <= state_2;
 
@@ -74,11 +74,11 @@ begin
                         red_2 <= '1';
                         yel_2 <= '0';
                         gre_2 <= '0';
-
                     end if;
                 when state_2 =>
-                    if ms_tick_cnt = YEL_TIME_MS then
-
+                    if ms_tick_cnt < YEL_TIME_MS then
+                        ms_tick_cnt <= ms_tick_cnt + 1;
+                    else
                         ms_tick_cnt <= (others => '0');
                         state <= state_3;
 
@@ -88,11 +88,11 @@ begin
                         red_2 <= '1';
                         yel_2 <= '0';
                         gre_2 <= '0';
-
                     end if;
                 when state_3 =>
-                    if ms_tick_cnt = GRE_TIME_MS then
-
+                    if ms_tick_cnt < GRE_TIME_MS then
+                        ms_tick_cnt <= ms_tick_cnt + 1;
+                    else
                         ms_tick_cnt <= (others => '0');
                         state <= state_4;
 
@@ -102,11 +102,11 @@ begin
                         red_2 <= '1';
                         yel_2 <= '0';
                         gre_2 <= '0';
-
                     end if;
                 when state_4 =>
-                    if ms_tick_cnt = YEL_TIME_MS then
-
+                    if ms_tick_cnt < YEL_TIME_MS then
+                        ms_tick_cnt <= ms_tick_cnt + 1;
+                    else
                         ms_tick_cnt <= (others => '0');
                         state <= state_5;
 
@@ -116,11 +116,11 @@ begin
                         red_2 <= '1';
                         yel_2 <= '1';
                         gre_2 <= '0';
-
                     end if;
                 when state_5 =>
-                    if ms_tick_cnt = YEL_TIME_MS then
-
+                    if ms_tick_cnt < YEL_TIME_MS then
+                        ms_tick_cnt <= ms_tick_cnt + 1;
+                    else
                         ms_tick_cnt <= (others => '0');
                         state <= state_0;
 
@@ -130,7 +130,6 @@ begin
                         red_2 <= '0';
                         yel_2 <= '0';
                         gre_2 <= '1';
-
                     end if;
             end case;
         end if;