diff --git a/vd960Loop/utilities/at32f421_freertos_demo/inc/TaskLoop.h b/vd960Loop/utilities/at32f421_freertos_demo/inc/TaskLoop.h
index a779b36..4e49385 100644
--- a/vd960Loop/utilities/at32f421_freertos_demo/inc/TaskLoop.h
+++ b/vd960Loop/utilities/at32f421_freertos_demo/inc/TaskLoop.h
@@ -190,8 +190,8 @@ typedef struct {
  * 全局状态
  *===========================================================================*/
 typedef struct {
-    uint32_t report_counter;            // 上报间隔计数器 (50ms tick, 自由运行不复位)
-    uint32_t last_report_tick;          // 上次上报时刻, 用于增量判断
+    uint32_t report_counter;            // 上报间隔计数器 (50ms tick)
+    uint32_t misc_counter;              // 杂项时间戳计数器 (50ms tick, 自由运行不复位)
     uint8_t  report_misc_round;         // 空闲轮转: 0=MISC_TYPE_TIME, 1=CUT, 2=FLOW, 3=RELAY
     Loop154_Unit loop_unit[LOOP_CAPTURE_MAX];
 } Loop154_States;
diff --git a/vd960Loop/utilities/at32f421_freertos_demo/src/TaskLoop.c b/vd960Loop/utilities/at32f421_freertos_demo/src/TaskLoop.c
index 603b6b8..c3d5f59 100644
--- a/vd960Loop/utilities/at32f421_freertos_demo/src/TaskLoop.c
+++ b/vd960Loop/utilities/at32f421_freertos_demo/src/TaskLoop.c
@@ -257,6 +257,7 @@ void TMR15_GLOBAL_IRQHandler(void)
 
             /*--- 上报计数器 (50ms tick) ---*/
             g_loop_states.report_counter++;
+            g_loop_states.misc_counter++;
 
             for (i = 0; i < LOOP_CAPTURE_MAX; i++) {
                 Loop154_Unit *unit = &g_loop_states.loop_unit[i];
@@ -313,7 +314,7 @@ void TMR15_GLOBAL_IRQHandler(void)
                         unit->loop_stable   = 0;
                         unit->loop_ORG_CNT  = 0;
                         unit->loop_ORG_SUM  = 0;
-                        unit->last_exit_tick = g_loop_states.report_counter;
+                        unit->last_exit_tick = g_loop_states.misc_counter;
 #if USE_FLATNESS_EXIT
                         unit->exit_state    = 0;
                         unit->max_slope     = 0;
@@ -523,11 +524,11 @@ void vd1_task_per_channel(Loop154_Unit *unit)
                 unit->flow_count++;
                 unit->relay_count++;
                 if (unit->last_exit_tick > 0) {
-                    unit->misc_value = g_loop_states.report_counter - unit->last_exit_tick;
+                    unit->misc_value = g_loop_states.misc_counter - unit->last_exit_tick;
                 } else {
                     unit->misc_value = 0;   // 首次检测, 车间距为0
                 }
-                unit->passtime_start = g_loop_states.report_counter; // 50ms tick
+                unit->passtime_start = g_loop_states.misc_counter; // 50ms tick
                 if (unit->hold_time > 0) {
                     unit->loop_VD_HOLD = 1;
                 }
@@ -609,8 +610,8 @@ void vd1_task_per_channel(Loop154_Unit *unit)
                     unit->exit_state  = 0;
 
                     /* 主动上报: 计算通过时间 = 当前-进场 (50ms单位) */
-                    unit->misc_value = g_loop_states.report_counter - unit->passtime_start;
-                    unit->last_exit_tick = g_loop_states.report_counter;
+                    unit->misc_value = g_loop_states.misc_counter - unit->passtime_start;
+                    unit->last_exit_tick = g_loop_states.misc_counter;
                     unit->relay_count++;  // 离开时继电器翻转
                 }
             } else {
@@ -641,8 +642,8 @@ void vd1_task_per_channel(Loop154_Unit *unit)
                 unit->loop_cnt_release = 0;
 
                 /* 主动上报: 通过时间 + 继电器 */
-                unit->misc_value = g_loop_states.report_counter - unit->passtime_start;
-                unit->last_exit_tick = g_loop_states.report_counter;
+                unit->misc_value = g_loop_states.misc_counter - unit->passtime_start;
+                unit->last_exit_tick = g_loop_states.misc_counter;
                 unit->relay_count++;
             }
         } else {
diff --git a/vd960Loop/utilities/at32f421_freertos_demo/src/main.c b/vd960Loop/utilities/at32f421_freertos_demo/src/main.c
index 44ecbed..4a3dcfa 100644
--- a/vd960Loop/utilities/at32f421_freertos_demo/src/main.c
+++ b/vd960Loop/utilities/at32f421_freertos_demo/src/main.c
@@ -429,7 +429,7 @@ void uart_report_packet_loop_acs(uint8_t flag)
     } else {
         _interval = REPORT_IDLE_TICKS;    // 12×50ms = 600ms
     }
-    if ((g_loop_states.report_counter - g_loop_states.last_report_tick) < _interval) return;
+    if (g_loop_states.report_counter < _interval) return;
 
     /*--- 3. 确定本轮杂项类型 ---*/
     if (_flag_event) {
@@ -526,7 +526,7 @@ void uart_report_packet_loop_acs(uint8_t flag)
     g_pkg_uart_report.pkg[i++] = _sum & 0xFF;
 
     usart1_sendstring(g_pkg_uart_report.pkg, i);
-    g_loop_states.last_report_tick = g_loop_states.report_counter;
+    g_loop_states.report_counter = 0;
 }
 
 
@@ -1062,7 +1062,7 @@ void TMR6_GLOBAL_IRQHandler(void)
                 }
             }
 
-            g_loop_states.last_report_tick = g_loop_states.report_counter;
+            g_loop_states.report_counter = 0;
         }