diff --git a/bsp/stm32/stm32f103-hw100k-ibox/board/ports/esp02_device.c b/bsp/stm32/stm32f103-hw100k-ibox/board/ports/esp02_device.c
index 12c92647746efc4d572b3663c71756f359032227..0de060a35a3397ea4c9cbdcc4e9d7f50d4d56e8d 100644
--- a/bsp/stm32/stm32f103-hw100k-ibox/board/ports/esp02_device.c
+++ b/bsp/stm32/stm32f103-hw100k-ibox/board/ports/esp02_device.c
@@ -12,14 +12,15 @@
 #include "drv_gpio.h"
 
 #define ESP8266_CH_PD_Pin GET_PIN(G,1)
-#define ESP8266_RST      GET_PIN(G,0)
+#define ESP8266_RST       GET_PIN(G,0)
 
 int esp_02_device_init()
 {
     rt_pin_mode(ESP8266_CH_PD_Pin,PIN_MODE_OUTPUT) ;
-		rt_pin_mode(ESP8266_RST,PIN_MODE_OUTPUT) ;
-		rt_pin_write(ESP8266_CH_PD_Pin,PIN_HIGH) ;
-		rt_pin_write(ESP8266_RST,PIN_HIGH) ;
+    rt_pin_mode(ESP8266_RST,PIN_MODE_OUTPUT) ;
+    rt_pin_write(ESP8266_CH_PD_Pin,PIN_HIGH) ;
+    rt_pin_write(ESP8266_RST,PIN_HIGH) ;
+
     return RT_EOK ;	
 }
 INIT_DEVICE_EXPORT(esp_02_device_init);