diff --git a/Src/OLED_Font.h b/Src/OLED_Font.h
index f57ef73..411135d 100644
--- a/Src/OLED_Font.h
+++ b/Src/OLED_Font.h
@@ -3,7 +3,7 @@
 #define __OLED_FONT_H
 
 /*OLED字模库，宽8像素，高16像素*/
-const uint8_t OLED_F8x16[][16]=
+const static uint8_t OLED_F8x16[][16]=
 {
 	0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
 	0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,//  0
diff --git a/Src/main.cpp b/Src/main.cpp
index b6abf2a..b698cc1 100644
--- a/Src/main.cpp
+++ b/Src/main.cpp
@@ -12,9 +12,8 @@ int main(){
 			.OLED_ShowString(3, 1, (char*)"From BDFS")
 			.OLED_ShowString(4, 1, (char*)"     EEC-RPD");
 	
-	u32 delayTime = 50;
+	u32 delayTime = 500;
 	while(true){
-		delayTime+=1;
 		leda0.setOn();
 		ledc13.setOff();
 		delay_ms(delayTime);
diff --git a/Src/ztOLED.hpp b/Src/ztOLED.hpp
index 29064da..57fbbeb 100644
--- a/Src/ztOLED.hpp
+++ b/Src/ztOLED.hpp
@@ -346,6 +346,6 @@ namespace zt{
         virtual ~Oled(){
             GPIO_DeInit(_GPIOx);
             RCC_APB2PeriphClockCmd(_RCC_APB2Periph, DISABLE);
-        }  
+        }
     };
 }
\ No newline at end of file