亮屏只更新一次时间和信号

diff --git a/code/sdk/zhihui/4g/cat1Service/Service/cat1_server.c b/code/sdk/zhihui/4g/cat1Service/Service/cat1_server.c
index e67311f..a4246e3 100644 (file)
--- a/code/sdk/zhihui/4g/cat1Service/Service/cat1_server.c
+++ b/code/sdk/zhihui/4g/cat1Service/Service/cat1_server.c
@@ -1501,12 +1501,16 @@ static void time_sync_func(void)
     }
     cat1_gettime();
 #endif
-    if (cat1_api_need_update_signal())        
+    static uint8_t g_signal_already_updated = 0;
+    if (cat1_api_need_update_signal() && g_signal_already_updated == 0)        
     {
         cat1_getsignal();
         #ifdef BOARD_LEINIAO
         cat1_gettime();
         #endif
+        g_signal_already_updated = 1;//已经更新过信号，设置标志位，防止多次更新，符合条件（屏幕亮起）只需要更新一次。
+    }else{
+        g_signal_already_updated = 0;//不需要更新信号，清空标志位，准备下一次可以正常执行更新。
     }
 
     #ifdef SUPPORT_CHINA_MOBILE_AI_REGULATION