diff --git a/usrc/project_configs.h b/usrc/project_configs.h
index 15eed77..908a118 100644
--- a/usrc/project_configs.h
+++ b/usrc/project_configs.h
@@ -1,7 +1,7 @@
 #pragma once
 
 #define VERSION(main, sub, fix) (main << 16 | sub << 8 | fix << 0)
-#define PC_VERSION              VERSION(3, 1, 0)
+#define PC_VERSION              VERSION(3, 2, 0)
 
 #define PC_MANUFACTURER0     ('i' | 'f' << 8 | 'l' << 16 | 'y' << 24)
 #define PC_MANUFACTURER1     ('t' | 'o' << 8 | 'p' << 16 | '\0' << 24)
diff --git a/usrc/service/report_generator_service.c b/usrc/service/report_generator_service.c
index 32c8790..48ce001 100644
--- a/usrc/service/report_generator_service.c
+++ b/usrc/service/report_generator_service.c
@@ -114,6 +114,7 @@ static uint32_t                second;
 
 static uint32_t dtimes(timecode_parse_result_t *a, timecode_parse_result_t *b, bool *newday) {
   if (b->timeinall >= a->timeinall) {
+    *newday = false;
     return b->timeinall - a->timeinall;
   } else {
     *newday = true;
@@ -133,11 +134,10 @@ static void try_report_device_info_packet() {
 static void xync_signal_report_thread(void const *argument) {
   while (true) {
     osEvent signal = osSignalWait(0x07, 100);
-    if (signal.value.signals == 0x01) {
+    if (signal.value.signals & 0x01) {
       uint32_t tc0;
       uint32_t tc1;
       uint32_t cnt;
-
       fpga_if_spi_read_data_02(camera_sync_timecode_snapshot0, &tc0);
       fpga_if_spi_read_data_02(camera_sync_timecode_snapshot1, &tc1);
       fpga_if_spi_read_data_02(camera_sync_cnt, &cnt);
@@ -146,9 +146,14 @@ static void xync_signal_report_thread(void const *argument) {
       timecode_parse_result_t result = parsetimecode(tc0, tc1);
       uint32_t                dtime  = dtimes(&lasttimecode, &result, &newday);
       lasttimecode                   = result;
-      if (dtime < 5 && newday) {
-        daycnt++;
-      } else {  // xsyncÐÞ¸ÄÁËʱ»ù
+
+      ZLOGI(TAG, "timecode: %02d:%02d:%02d:%02d, frame: %d, dtime: %d", result.hour, result.minute, result.second, result.frame, cnt, dtime)
+
+      if (dtime <= 2) {
+        if (newday) {
+          daycnt++;
+        }
+      } else {
         daycnt = 0;
       }