diff --git a/Ubiquitous/Nuttx/app_match_nuttx/nuttx/arch/risc-v/src/k210/apu.c b/Ubiquitous/Nuttx/app_match_nuttx/nuttx/arch/risc-v/src/k210/apu.c
index cfd01c0e4..63dc14f24 100644
--- a/Ubiquitous/Nuttx/app_match_nuttx/nuttx/arch/risc-v/src/k210/apu.c
+++ b/Ubiquitous/Nuttx/app_match_nuttx/nuttx/arch/risc-v/src/k210/apu.c
@@ -12,6 +12,16 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
+
+/**
+* @file apu.c
+* @brief kendryte k210 source code
+*                https://github.com/kendryte/kendryte-standalone-sdk.git
+* @version 10.2.0 
+* @author AIIT XUOS Lab
+* @date 2022-03-17
+*/
+
 #include <debug.h>
 #include <stddef.h>
 #include <stdint.h>
diff --git a/Ubiquitous/Nuttx/app_match_nuttx/nuttx/arch/risc-v/src/k210/apu.h b/Ubiquitous/Nuttx/app_match_nuttx/nuttx/arch/risc-v/src/k210/apu.h
index 9c66c9da1..7b4aad1cf 100644
--- a/Ubiquitous/Nuttx/app_match_nuttx/nuttx/arch/risc-v/src/k210/apu.h
+++ b/Ubiquitous/Nuttx/app_match_nuttx/nuttx/arch/risc-v/src/k210/apu.h
@@ -12,6 +12,17 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
+
+/**
+* @file apu.h
+* @brief kendryte k210 source code
+*                https://github.com/kendryte/kendryte-standalone-sdk.git
+* @version 10.2.0 
+* @author AIIT XUOS Lab
+* @date 2022-03-17
+*/
+
+
 #ifndef _apu_H_
 #define _apu_H_
 
diff --git a/Ubiquitous/Nuttx/app_match_nuttx/nuttx/arch/risc-v/src/k210/atomic.h b/Ubiquitous/Nuttx/app_match_nuttx/nuttx/arch/risc-v/src/k210/atomic.h
index 373f5d9ba..5bffaa986 100644
--- a/Ubiquitous/Nuttx/app_match_nuttx/nuttx/arch/risc-v/src/k210/atomic.h
+++ b/Ubiquitous/Nuttx/app_match_nuttx/nuttx/arch/risc-v/src/k210/atomic.h
@@ -13,6 +13,16 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
+
+/**
+* @file atomic.h
+* @brief kendryte k210 source code
+*                https://github.com/kendryte/kendryte-standalone-sdk.git
+* @version 10.2.0 
+* @author AIIT XUOS Lab
+* @date 2022-03-17
+*/
+
 #ifndef _BSP_ATOMIC_H
 #define _BSP_ATOMIC_H
 
diff --git a/Ubiquitous/Nuttx/app_match_nuttx/nuttx/arch/risc-v/src/k210/bsp.h b/Ubiquitous/Nuttx/app_match_nuttx/nuttx/arch/risc-v/src/k210/bsp.h
index 2aeb19e3b..f28f71606 100644
--- a/Ubiquitous/Nuttx/app_match_nuttx/nuttx/arch/risc-v/src/k210/bsp.h
+++ b/Ubiquitous/Nuttx/app_match_nuttx/nuttx/arch/risc-v/src/k210/bsp.h
@@ -1,3 +1,12 @@
+/**
+* @file bsp.c
+* @brief kendryte k210 source code
+*                https://github.com/kendryte/kendryte-standalone-sdk.git
+* @version 10.2.0 
+* @author AIIT XUOS Lab
+* @date 2022-03-17
+*/
+
 #ifndef _KENDRYTE_BSP_H
 #define _KENDRYTE_BSP_H
 #include "atomic.h"
diff --git a/Ubiquitous/Nuttx/app_match_nuttx/nuttx/arch/risc-v/src/k210/clint.c b/Ubiquitous/Nuttx/app_match_nuttx/nuttx/arch/risc-v/src/k210/clint.c
index a1eba5878..b5ded86bb 100644
--- a/Ubiquitous/Nuttx/app_match_nuttx/nuttx/arch/risc-v/src/k210/clint.c
+++ b/Ubiquitous/Nuttx/app_match_nuttx/nuttx/arch/risc-v/src/k210/clint.c
@@ -12,6 +12,16 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
+
+/**
+* @file client.c
+* @brief kendryte k210 source code
+*                https://github.com/kendryte/kendryte-standalone-sdk.git
+* @version 10.2.0 
+* @author AIIT XUOS Lab
+* @date 2022-03-17
+*/
+
 #include <stddef.h>
 #include <stdint.h>
 #include "encoding.h"
diff --git a/Ubiquitous/Nuttx/app_match_nuttx/nuttx/arch/risc-v/src/k210/clint.h b/Ubiquitous/Nuttx/app_match_nuttx/nuttx/arch/risc-v/src/k210/clint.h
index 07c2f4cb0..d6e866298 100644
--- a/Ubiquitous/Nuttx/app_match_nuttx/nuttx/arch/risc-v/src/k210/clint.h
+++ b/Ubiquitous/Nuttx/app_match_nuttx/nuttx/arch/risc-v/src/k210/clint.h
@@ -37,6 +37,15 @@
  * | 0x0200EFFC | Reserved                        |
  */
 
+/**
+* @file client
+* @brief kendryte k210 source code
+*                https://github.com/kendryte/kendryte-standalone-sdk.git
+* @version 10.2.0 
+* @author AIIT XUOS Lab
+* @date 2022-03-17
+*/
+
 #ifndef _DRIVER_CLINT_H
 #define _DRIVER_CLINT_H
 
diff --git a/Ubiquitous/Nuttx/app_match_nuttx/nuttx/arch/risc-v/src/k210/dmac.c b/Ubiquitous/Nuttx/app_match_nuttx/nuttx/arch/risc-v/src/k210/dmac.c
index cbd8819e4..fb1fce4c2 100644
--- a/Ubiquitous/Nuttx/app_match_nuttx/nuttx/arch/risc-v/src/k210/dmac.c
+++ b/Ubiquitous/Nuttx/app_match_nuttx/nuttx/arch/risc-v/src/k210/dmac.c
@@ -12,6 +12,16 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
+
+/**
+* @file damc.c
+* @brief kendryte k210 source code
+*                https://github.com/kendryte/kendryte-standalone-sdk.git
+* @version 10.2.0 
+* @author AIIT XUOS Lab
+* @date 2022-03-17
+*/
+
 #include <stdint.h>
 #include <stddef.h>
 #include <stdio.h>
diff --git a/Ubiquitous/Nuttx/app_match_nuttx/nuttx/arch/risc-v/src/k210/dmac.h b/Ubiquitous/Nuttx/app_match_nuttx/nuttx/arch/risc-v/src/k210/dmac.h
index 99cc5545e..a4821b15b 100644
--- a/Ubiquitous/Nuttx/app_match_nuttx/nuttx/arch/risc-v/src/k210/dmac.h
+++ b/Ubiquitous/Nuttx/app_match_nuttx/nuttx/arch/risc-v/src/k210/dmac.h
@@ -12,6 +12,16 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
+
+/**
+* @file damc.h
+* @brief kendryte k210 source code
+*                https://github.com/kendryte/kendryte-standalone-sdk.git
+* @version 10.2.0 
+* @author AIIT XUOS Lab
+* @date 2022-03-17
+*/
+
 #ifndef _DRIVER_DMAC_H
 #define _DRIVER_DMAC_H
 
diff --git a/Ubiquitous/Nuttx/app_match_nuttx/nuttx/arch/risc-v/src/k210/encoding.h b/Ubiquitous/Nuttx/app_match_nuttx/nuttx/arch/risc-v/src/k210/encoding.h
index 11f723047..43862c25e 100644
--- a/Ubiquitous/Nuttx/app_match_nuttx/nuttx/arch/risc-v/src/k210/encoding.h
+++ b/Ubiquitous/Nuttx/app_match_nuttx/nuttx/arch/risc-v/src/k210/encoding.h
@@ -12,6 +12,16 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
+
+/**
+* @file encoding.h
+* @brief kendryte k210 source code
+*                https://github.com/kendryte/kendryte-standalone-sdk.git
+* @version 10.2.0 
+* @author AIIT XUOS Lab
+* @date 2022-03-17
+*/
+
 #ifndef RISCV_CSR_ENCODING_H
 #define RISCV_CSR_ENCODING_H
 #include <arch/csr.h>