diff --git a/Project/GateWay/source/User/Inc/Public.h b/Project/GateWay/source/User/Inc/Public.h
index c99a779..d2a1ae9 100644
--- a/Project/GateWay/source/User/Inc/Public.h
+++ b/Project/GateWay/source/User/Inc/Public.h
@@ -258,8 +258,6 @@ typedef struct {
 	uint16_t LocalPort;									//本地客户端端口(预留)
 }LTENetPara_t, *pLTENetPara;
 
-
-
 typedef struct {
 	uint8_t IpMode;								//IP模式：DHCP/静态
 	uint8_t IpAddr[4];								//本地IP地址
diff --git a/Project/GateWay/source/User/Inc/bsp.h b/Project/GateWay/source/User/Inc/bsp.h
index b44ea73..d64274c 100644
--- a/Project/GateWay/source/User/Inc/bsp.h
+++ b/Project/GateWay/source/User/Inc/bsp.h
@@ -53,6 +53,7 @@
 
 #define	APP_START_FLAG						0x55AA5A5A
 #define	APP_UPDATE_FLAG						0xA5A5AA55
+#define	APP_BOOT_UPGRADE_FLAG				0x5A5A55A5
 
 
 #define	WATCH_DOG					1
diff --git a/Project/GateWay/source/User/Src/main.c b/Project/GateWay/source/User/Src/main.c
index 63c8252..0b95a18 100644
--- a/Project/GateWay/source/User/Src/main.c
+++ b/Project/GateWay/source/User/Src/main.c
@@ -129,6 +129,15 @@ void GateWayInit(void)
 	Debug_Printf("FlashID: %08x\r\n", FlashID);
 	
 	memset((uint8_t *)&GateWay.ConfigPara, 0x00, sizeof(GWConfigPara_t));
+	boot_para_t bootParam;
+	dev_boot_read_param(&bootParam);
+	if(bootParam.AppFlag == APP_BOOT_UPGRADE_FLAG) {
+		rt_kprintf("Boot upgrade detected, erasing external Flash...\r\n");
+		SpiFlashEraseChip();
+		bootParam.AppFlag = 0;
+		dev_boot_write_param(bootParam);
+	}
+
 	int ret = ReadPara((uint8_t *)&GateWay.ConfigPara, sizeof(GWConfigPara_t));
 	if(GateWay.ConfigPara.SavFlag != LOG_SAV_FLAG) {
 		memset((uint8_t *)&GateWay.ConfigPara, 0x00, sizeof(GWConfigPara_t));