diff --git a/Ubiquitous/XiZi_IIoT/board/cortex-m7-emulator/board.c b/Ubiquitous/XiZi_IIoT/board/cortex-m7-emulator/board.c
index 4b7c6b157..34051709d 100644
--- a/Ubiquitous/XiZi_IIoT/board/cortex-m7-emulator/board.c
+++ b/Ubiquitous/XiZi_IIoT/board/cortex-m7-emulator/board.c
@@ -14,7 +14,7 @@
 * @file board.c
 * @brief support cortex-m7-emulator-board init configure and start-up
 * @version 1.0 
-* @author fudan
+* @author AIIT XUOS Lab
 * @date 2023-09-27
 */
 
@@ -198,8 +198,5 @@ void InitBoardHardware()
     KPrintf("board init done.\n");
     KPrintf("start kernel...\n");
 
-#ifdef TOOL_USING_OTA
-    //跳转成功设置lastjumpflag为JUMP_SUCCESS_FLAG
-    app_clear_jumpflag();
-#endif
+
 }
diff --git a/Ubiquitous/XiZi_IIoT/board/cortex-m7-emulator/link.lds b/Ubiquitous/XiZi_IIoT/board/cortex-m7-emulator/link.lds
index b71abc9fd..74e24c01a 100644
--- a/Ubiquitous/XiZi_IIoT/board/cortex-m7-emulator/link.lds
+++ b/Ubiquitous/XiZi_IIoT/board/cortex-m7-emulator/link.lds
@@ -28,18 +28,18 @@
 
 /**
 * @file link.lds
-* @brief xidatong-arm32 Linker script
+* @brief cortex-m7 emulator Linker script
 * @version 1.0
 * @author AIIT XUOS Lab
-* @date 2021-05-28
+* @date 2021-09-27
 */
 
 /*************************************************
 File name: link.lds
-Description: xidatong-arm32 Linker script
+Description: cortex-m7 emulator Linker script
 Others: take MIMXRT1052xxxxx_flexspi_nor.ld for references
 History:
-1. Date: 2021-05-28
+1. Date: 2021-09-27
 Author: AIIT XUOS Lab
 Modification:
 1. add shell cmd table and g_service_table
diff --git a/Ubiquitous/XiZi_IIoT/board/cortex-m7-emulator/link_m7.lds b/Ubiquitous/XiZi_IIoT/board/cortex-m7-emulator/link_m7.lds
index b71abc9fd..511735325 100644
--- a/Ubiquitous/XiZi_IIoT/board/cortex-m7-emulator/link_m7.lds
+++ b/Ubiquitous/XiZi_IIoT/board/cortex-m7-emulator/link_m7.lds
@@ -28,18 +28,18 @@
 
 /**
 * @file link.lds
-* @brief xidatong-arm32 Linker script
+* @brief cortex-m7 emulator Linker script
 * @version 1.0
 * @author AIIT XUOS Lab
-* @date 2021-05-28
+* @date 2021-09-27
 */
 
 /*************************************************
 File name: link.lds
-Description: xidatong-arm32 Linker script
+Description:cortex-m7 emulator Linker script
 Others: take MIMXRT1052xxxxx_flexspi_nor.ld for references
 History:
-1. Date: 2021-05-28
+1. Date: 2021-09-27
 Author: AIIT XUOS Lab
 Modification:
 1. add shell cmd table and g_service_table
diff --git a/Ubiquitous/XiZi_IIoT/board/cortex-m7-emulator/third_party_driver/include/connect_gpio.h b/Ubiquitous/XiZi_IIoT/board/cortex-m7-emulator/third_party_driver/include/connect_gpio.h
index f9da70b31..6f4316e2e 100644
--- a/Ubiquitous/XiZi_IIoT/board/cortex-m7-emulator/third_party_driver/include/connect_gpio.h
+++ b/Ubiquitous/XiZi_IIoT/board/cortex-m7-emulator/third_party_driver/include/connect_gpio.h
@@ -12,10 +12,10 @@
 
 /**
 * @file connect_gpio.h
-* @brief define imxrt1052-board gpio function and struct
+* @brief define m7 emulator gpio function and struct
 * @version 2.0
 * @author AIIT XUOS Lab
-* @date 2022-03-15
+* @date 2023-09-27
 */
 
 #ifndef __CONNECT_GPIO_H_
diff --git a/Ubiquitous/XiZi_IIoT/board/cortex-m7-emulator/third_party_driver/include/connect_uart.h b/Ubiquitous/XiZi_IIoT/board/cortex-m7-emulator/third_party_driver/include/connect_uart.h
index 4b4c947a8..f9e33e320 100644
--- a/Ubiquitous/XiZi_IIoT/board/cortex-m7-emulator/third_party_driver/include/connect_uart.h
+++ b/Ubiquitous/XiZi_IIoT/board/cortex-m7-emulator/third_party_driver/include/connect_uart.h
@@ -12,10 +12,10 @@
  
 /**
 * @file connect_uart.h
-* @brief define imxrt1052-board usart function and struct
+* @brief define m7 emulator usart function and struct
 * @version 2.0
 * @author AIIT XUOS Lab
-* @date 2022-03-15
+* @date 2023-09-27
 */
 
 #ifndef CONNECT_UART_H
diff --git a/Ubiquitous/XiZi_IIoT/path_kernel.mk b/Ubiquitous/XiZi_IIoT/path_kernel.mk
index 23cc92714..6663617b7 100755
--- a/Ubiquitous/XiZi_IIoT/path_kernel.mk
+++ b/Ubiquitous/XiZi_IIoT/path_kernel.mk
@@ -41,8 +41,6 @@ KERNELPATHS += \
 	-I$(KERNEL_ROOT)/include \
 	-I$(KERNEL_ROOT)/resources/include 
 
-
-
 ifeq ($(CONFIG_RESOURCES_LWIP),y)
 KERNELPATHS += \
 	-I$(KERNEL_ROOT)/resources/ethernet/LwIP/include \
diff --git a/Ubiquitous/XiZi_IIoT/resources/ethernet/LwIP/Makefile b/Ubiquitous/XiZi_IIoT/resources/ethernet/LwIP/Makefile
index 3b2116a85..b59cbd62e 100644
--- a/Ubiquitous/XiZi_IIoT/resources/ethernet/LwIP/Makefile
+++ b/Ubiquitous/XiZi_IIoT/resources/ethernet/LwIP/Makefile
@@ -2,16 +2,12 @@ SRC_DIR += api
 SRC_DIR += arch
 SRC_DIR += core
 SRC_DIR += netif
-
-
 SRC_DIR += apps
 
 LWIP_DIR += api
 LWIP_DIR += arch
 LWIP_DIR += core
 LWIP_DIR += netif
-
-
 LWIP_DIR += apps
 
 include $(KERNEL_ROOT)/compiler.mk
diff --git a/Ubiquitous/XiZi_IIoT/resources/ethernet/LwIP/arch/lwipopts.h b/Ubiquitous/XiZi_IIoT/resources/ethernet/LwIP/arch/lwipopts.h
index 7ee9d1273..ee9a40abc 100644
--- a/Ubiquitous/XiZi_IIoT/resources/ethernet/LwIP/arch/lwipopts.h
+++ b/Ubiquitous/XiZi_IIoT/resources/ethernet/LwIP/arch/lwipopts.h
@@ -46,7 +46,6 @@
 // #define LWIP_API_MSG_DEBUG
 #endif
 
-
 #ifdef LWIP_DEBUG
 #ifdef LWIP_SYS_DEBUG
 #define SYS_DEBUG LWIP_DBG_ON