diff --git a/Demo-Service/1、事件同步/event_binary.c b/Demo-Service/1、事件同步/event_binary.c
index 409e9b52..c3df47df 100644
--- a/Demo-Service/1、事件同步/event_binary.c
+++ b/Demo-Service/1、事件同步/event_binary.c
@@ -19,7 +19,7 @@
  | pGiveBin(bin)       | 中断中给予二值信号量 - FLAG服务 |
  *-------------------------------------------------------*/
 
-#if 1 /* 编译开关 */
+#if 0 /* 编译开关 */
 
 #include "CosyOS.H"