diff --git a/bsp/at32/Libraries/rt_drivers/drv_rtc.c b/bsp/at32/Libraries/rt_drivers/drv_rtc.c
index d943123e880ba63491627fc160e594edc0eaa1de..0a6808802d7bf34fd26bdbf7cb3343df516f52f0 100644
--- a/bsp/at32/Libraries/rt_drivers/drv_rtc.c
+++ b/bsp/at32/Libraries/rt_drivers/drv_rtc.c
@@ -4,12 +4,14 @@
  * SPDX-License-Identifier: Apache-2.0
  *
  * Change Logs:
- * Date         Author        Notes
- * 2020-05-19   shelton       first version
+ * Date         Author              Notes
+ * 2020-05-19   shelton             first version
+ * 2021-08-125  Dozingfiretruck     implement RTC framework V2.0
  */
 
 #include "board.h"
 #include <rtthread.h>
+#include <rtdevice.h>
 #include <sys/time.h>
 
 #ifdef BSP_USING_RTC
@@ -24,8 +26,6 @@
 
 #define BKUP_REG_DATA 0xA5A5
 
-static struct rt_device rtc;
-
 static time_t get_rtc_timestamp(void)
 {
 #ifdef SOC_SERIES_AT32F415
@@ -93,25 +93,7 @@ static rt_err_t set_rtc_time_stamp(time_t time_stamp)
     return RT_EOK;
 }
 
-static void rt_rtc_init(void)
-{
-#if defined (SOC_SERIES_AT32F415)
-    RCC_APB1PeriphClockCmd(RCC_APB1PERIPH_PWR, ENABLE);
-#else
-    RCC_APB1PeriphClockCmd(RCC_APB1PERIPH_PWR | RCC_APB1PERIPH_BKP, ENABLE);
-#endif
-
-#ifdef BSP_RTC_USING_LSI
-    RCC_LSICmd(ENABLE);
-    while(RCC_GetFlagStatus(RCC_FLAG_LSISTBL) == RESET);
-#else
-    PWR_BackupAccessCtrl(ENABLE);
-    RCC_LSEConfig(RCC_LSE_ENABLE);
-    while(RCC_GetFlagStatus(RCC_FLAG_LSESTBL) == RESET);
-#endif /* BSP_RTC_USING_LSI */
-}
-
-static rt_err_t rt_rtc_config(struct rt_device *dev)
+static rt_err_t rt_rtc_config(void)
 {
 #if defined (SOC_SERIES_AT32F415)
     ERTC_InitType ERTC_InitStructure;
@@ -166,73 +148,70 @@ static rt_err_t rt_rtc_config(struct rt_device *dev)
     return RT_EOK;
 }
 
-static rt_err_t rt_rtc_control(rt_device_t dev, int cmd, void *args)
+static rt_err_t _rtc_init(void)
+{
+#if defined (SOC_SERIES_AT32F415)
+    RCC_APB1PeriphClockCmd(RCC_APB1PERIPH_PWR, ENABLE);
+#else
+    RCC_APB1PeriphClockCmd(RCC_APB1PERIPH_PWR | RCC_APB1PERIPH_BKP, ENABLE);
+#endif
+
+#ifdef BSP_RTC_USING_LSI
+    RCC_LSICmd(ENABLE);
+    while(RCC_GetFlagStatus(RCC_FLAG_LSISTBL) == RESET);
+#else
+    PWR_BackupAccessCtrl(ENABLE);
+    RCC_LSEConfig(RCC_LSE_ENABLE);
+    while(RCC_GetFlagStatus(RCC_FLAG_LSESTBL) == RESET);
+#endif /* BSP_RTC_USING_LSI */
+    if (rt_rtc_config() != RT_EOK)
+    {
+        LOG_E("rtc init failed.");
+        return -RT_ERROR;
+    }
+
+    return RT_EOK;
+}
+
+static rt_err_t _rtc_get_secs(void *args)
+{
+    *(rt_uint32_t *)args = get_rtc_timestamp();
+    LOG_D("RTC: get rtc_time %x\n", *(rt_uint32_t *)args);
+
+    return RT_EOK;
+}
+
+static rt_err_t _rtc_set_secs(void *args)
 {
     rt_err_t result = RT_EOK;
-    RT_ASSERT(dev != RT_NULL);
-    switch (cmd)
+
+    if (set_rtc_time_stamp(*(rt_uint32_t *)args))
     {
-    case RT_DEVICE_CTRL_RTC_GET_TIME:
-        *(rt_uint32_t *)args = get_rtc_timestamp();
-        LOG_D("RTC: get rtc_time %x\n", *(rt_uint32_t *)args);
-        break;
-
-    case RT_DEVICE_CTRL_RTC_SET_TIME:
-        if (set_rtc_time_stamp(*(rt_uint32_t *)args))
-        {
-            result = -RT_ERROR;
-        }
-        LOG_D("RTC: set rtc_time %x\n", *(rt_uint32_t *)args);
-        break;
+        result = -RT_ERROR;
     }
+    LOG_D("RTC: set rtc_time %x\n", *(rt_uint32_t *)args);
 
     return result;
 }
 
-#ifdef RT_USING_DEVICE_OPS
-const static struct rt_device_ops rtc_ops =
+static const struct rt_rtc_ops _rtc_ops =
 {
+    _rtc_init,
+    _rtc_get_secs,
+    _rtc_set_secs,
     RT_NULL,
     RT_NULL,
     RT_NULL,
     RT_NULL,
-    RT_NULL,
-    rt_rtc_control
 };
-#endif
-
-static rt_err_t rt_hw_rtc_register(rt_device_t device, const char *name, rt_uint32_t flag)
-{
-    RT_ASSERT(device != RT_NULL);
 
-    rt_rtc_init();
-    if (rt_rtc_config(device) != RT_EOK)
-    {
-        return -RT_ERROR;
-    }
-#ifdef RT_USING_DEVICE_OPS
-    device->ops         = &rtc_ops;
-#else
-    device->init        = RT_NULL;
-    device->open        = RT_NULL;
-    device->close       = RT_NULL;
-    device->read        = RT_NULL;
-    device->write       = RT_NULL;
-    device->control     = rt_rtc_control;
-#endif
-    device->type        = RT_Device_Class_RTC;
-    device->rx_indicate = RT_NULL;
-    device->tx_complete = RT_NULL;
-    device->user_data   = RT_NULL;
-
-    /* register a character device */
-    return rt_device_register(device, name, flag);
-}
+static rt_rtc_dev_t at32_rtc_dev;
 
 int rt_hw_rtc_init(void)
 {
     rt_err_t result;
-    result = rt_hw_rtc_register(&rtc, "rtc", RT_DEVICE_FLAG_RDWR);
+    at32_rtc_dev.ops = &_rtc_ops;
+    result = rt_hw_rtc_register(&at32_rtc_dev, "rtc", RT_DEVICE_FLAG_RDWR,RT_NULL);
     if (result != RT_EOK)
     {
         LOG_E("rtc register err code: %d", result);
diff --git a/bsp/at32/at32f403a-start/template.uvopt b/bsp/at32/at32f403a-start/template.uvopt
index 33eee51f0de82ffbb4c268779d98644b5d284a2e..98f84ef5ced65d2eef18c09e0612e8fa6909cb2e 100644
--- a/bsp/at32/at32f403a-start/template.uvopt
+++ b/bsp/at32/at32f403a-start/template.uvopt
@@ -10,9 +10,10 @@
     <aExt>*.s*; *.src; *.a*</aExt>
     <oExt>*.obj</oExt>
     <lExt>*.lib</lExt>
-    <tExt>*.txt; *.h; *.inc</tExt>
+    <tExt>*.txt; *.h; *.inc; *.md</tExt>
     <pExt>*.plm</pExt>
     <CppX>*.cpp</CppX>
+    <nMigrate>0</nMigrate>
   </Extensions>
 
   <DaveTm>
@@ -31,6 +32,7 @@
         <BeepAtEnd>1</BeepAtEnd>
         <RunSim>1</RunSim>
         <RunTarget>0</RunTarget>
+        <RunAbUc>0</RunAbUc>
       </OPTTT>
       <OPTHX>
         <HexSelection>1</HexSelection>
@@ -96,10 +98,12 @@
         <tRtrace>0</tRtrace>
         <sRSysVw>1</sRSysVw>
         <tRSysVw>1</tRSysVw>
-        <tPdscDbg>0</tPdscDbg>
         <sRunDeb>0</sRunDeb>
         <sLrtime>0</sLrtime>
-        <nTsel>6</nTsel>
+        <bEvRecOn>1</bEvRecOn>
+        <bSchkAxf>0</bSchkAxf>
+        <bTchkAxf>0</bTchkAxf>
+        <nTsel>3</nTsel>
         <sDll></sDll>
         <sDllPa></sDllPa>
         <sDlgDll></sDlgDll>
@@ -110,9 +114,14 @@
         <tDlgDll></tDlgDll>
         <tDlgPa></tDlgPa>
         <tIfile></tIfile>
-        <pMon>Segger\JL2CM3.dll</pMon>
+        <pMon>BIN\CMSIS_AGDI.dll</pMon>
       </DebugOpt>
       <TargetDriverDllRegistry>
+        <SetRegEntry>
+          <Number>0</Number>
+          <Key>CMSIS_AGDI</Key>
+          <Name>-X"AT-Link-EZ-CMSIS-DAP" -U9BE164220040B56D0117B002 -O78 -S0 -C0 -P00000000 -N00("ARM CoreSight SW-DP") -D00(2BA01477) -L00(0) -TO65554 -TC10000000 -TT10000000 -TP20 -TDS8007 -TDT0 -TDC1F -TIEFFFFFFFF -TIP8 -FO7 -FD20000000 -FC800 -FN1 -FF0AT32F403A_1024 -FS08000000 -FL0100000</Name>
+        </SetRegEntry>
         <SetRegEntry>
           <Number>0</Number>
           <Key>JL2CM3</Key>
@@ -151,11 +160,22 @@
         <aSer4>0</aSer4>
         <StkLoc>0</StkLoc>
         <TrcWin>0</TrcWin>
-        <newCpu>1</newCpu>
+        <newCpu>0</newCpu>
         <uProt>0</uProt>
       </DebugFlag>
       <LintExecutable></LintExecutable>
       <LintConfigFile></LintConfigFile>
+      <bLintAuto>0</bLintAuto>
+      <bAutoGenD>0</bAutoGenD>
+      <LntExFlags>0</LntExFlags>
+      <pMisraName></pMisraName>
+      <pszMrule></pszMrule>
+      <pSingCmds></pSingCmds>
+      <pMultCmds></pMultCmds>
+      <pMisraNamep></pMisraNamep>
+      <pszMrulep></pszMrulep>
+      <pSingCmdsp></pSingCmdsp>
+      <pMultCmdsp></pMultCmdsp>
     </TargetOption>
   </Target>
 
diff --git a/bsp/at32/at32f403a-start/template.uvoptx b/bsp/at32/at32f403a-start/template.uvoptx
index 769c7372f0d4fa414b2b6d38ea400ff416725c1f..88ac49dacddbc03777b7ba898b3e3876d3cf767f 100644
--- a/bsp/at32/at32f403a-start/template.uvoptx
+++ b/bsp/at32/at32f403a-start/template.uvoptx
@@ -10,7 +10,7 @@
     <aExt>*.s*; *.src; *.a*</aExt>
     <oExt>*.obj; *.o</oExt>
     <lExt>*.lib</lExt>
-    <tExt>*.txt; *.h; *.inc</tExt>
+    <tExt>*.txt; *.h; *.inc; *.md</tExt>
     <pExt>*.plm</pExt>
     <CppX>*.cpp</CppX>
     <nMigrate>0</nMigrate>
@@ -101,7 +101,9 @@
         <sRunDeb>0</sRunDeb>
         <sLrtime>0</sLrtime>
         <bEvRecOn>1</bEvRecOn>
-        <nTsel>6</nTsel>
+        <bSchkAxf>0</bSchkAxf>
+        <bTchkAxf>0</bTchkAxf>
+        <nTsel>3</nTsel>
         <sDll></sDll>
         <sDllPa></sDllPa>
         <sDlgDll></sDlgDll>
@@ -112,7 +114,7 @@
         <tDlgDll></tDlgDll>
         <tDlgPa></tDlgPa>
         <tIfile></tIfile>
-        <pMon>Segger\JL2CM3.dll</pMon>
+        <pMon>BIN\CMSIS_AGDI.dll</pMon>
       </DebugOpt>
       <TargetDriverDllRegistry>
         <SetRegEntry>
@@ -170,6 +172,10 @@
       <pszMrule></pszMrule>
       <pSingCmds></pSingCmds>
       <pMultCmds></pMultCmds>
+      <pMisraNamep></pMisraNamep>
+      <pszMrulep></pszMrulep>
+      <pSingCmdsp></pSingCmdsp>
+      <pMultCmdsp></pMultCmdsp>
     </TargetOption>
   </Target>
 
diff --git a/bsp/at32/at32f403a-start/template.uvproj b/bsp/at32/at32f403a-start/template.uvproj
index 7f6d829aff0b93277d4f39893544b8645f1686e0..eeb9d55126873a4543ffb5e94a2ac5476365cfb2 100644
--- a/bsp/at32/at32f403a-start/template.uvproj
+++ b/bsp/at32/at32f403a-start/template.uvproj
@@ -10,6 +10,7 @@
       <TargetName>rt-thread</TargetName>
       <ToolsetNumber>0x4</ToolsetNumber>
       <ToolsetName>ARM-ADS</ToolsetName>
+      <uAC6>0</uAC6>
       <TargetOption>
         <TargetCommonOption>
           <Device>AT32F403AVGT7</Device>
@@ -72,6 +73,8 @@
             <UserProg2Name></UserProg2Name>
             <UserProg1Dos16Mode>0</UserProg1Dos16Mode>
             <UserProg2Dos16Mode>0</UserProg2Dos16Mode>
+            <nStopB1X>0</nStopB1X>
+            <nStopB2X>0</nStopB2X>
           </BeforeMake>
           <AfterMake>
             <RunUserProg1>1</RunUserProg1>
@@ -80,6 +83,8 @@
             <UserProg2Name></UserProg2Name>
             <UserProg1Dos16Mode>0</UserProg1Dos16Mode>
             <UserProg2Dos16Mode>0</UserProg2Dos16Mode>
+            <nStopA1X>0</nStopA1X>
+            <nStopA2X>0</nStopA2X>
           </AfterMake>
           <SelectedForBatchBuild>0</SelectedForBatchBuild>
           <SVCSIdString></SVCSIdString>
@@ -141,10 +146,9 @@
             <RestoreToolbox>1</RestoreToolbox>
             <RestoreTracepoints>0</RestoreTracepoints>
             <RestoreSysVw>1</RestoreSysVw>
-            <UsePdscDebugDescription>0</UsePdscDebugDescription>
           </Target>
           <RunDebugAfterBuild>0</RunDebugAfterBuild>
-          <TargetSelection>6</TargetSelection>
+          <TargetSelection>3</TargetSelection>
           <SimDlls>
             <CpuDll></CpuDll>
             <CpuDllArguments></CpuDllArguments>
@@ -158,7 +162,7 @@
             <PeripheralDll></PeripheralDll>
             <PeripheralDllArguments></PeripheralDllArguments>
             <InitializationFile></InitializationFile>
-            <Driver>Segger\JL2CM3.dll</Driver>
+            <Driver>BIN\CMSIS_AGDI.dll</Driver>
           </TargetDlls>
         </DebugOption>
         <Utilities>
@@ -168,11 +172,11 @@
             <RunIndependent>0</RunIndependent>
             <UpdateFlashBeforeDebugging>1</UpdateFlashBeforeDebugging>
             <Capability>1</Capability>
-            <DriverSelection>4096</DriverSelection>
+            <DriverSelection>4099</DriverSelection>
           </Flash1>
           <bUseTDR>1</bUseTDR>
-          <Flash2>BIN\UL2CM3.DLL</Flash2>
-          <Flash3></Flash3>
+          <Flash2>BIN\CMSIS_AGDI.dll</Flash2>
+          <Flash3>"" ()</Flash3>
           <Flash4></Flash4>
           <pFcarmOut></pFcarmOut>
           <pFcarmGrp></pFcarmGrp>
@@ -218,12 +222,15 @@
             <hadXRAM>0</hadXRAM>
             <uocXRam>0</uocXRam>
             <RvdsVP>2</RvdsVP>
+            <RvdsMve>0</RvdsMve>
+            <RvdsCdeCp>0</RvdsCdeCp>
             <hadIRAM2>0</hadIRAM2>
             <hadIROM2>0</hadIROM2>
             <StupSel>8</StupSel>
             <useUlib>0</useUlib>
             <EndSel>0</EndSel>
             <uLtcg>0</uLtcg>
+            <nSecure>0</nSecure>
             <RoSelD>3</RoSelD>
             <RwSelD>3</RwSelD>
             <CodeSel>0</CodeSel>
@@ -357,7 +364,15 @@
             <uThumb>0</uThumb>
             <uSurpInc>0</uSurpInc>
             <uC99>1</uC99>
+            <uGnu>0</uGnu>
             <useXO>0</useXO>
+            <v6Lang>1</v6Lang>
+            <v6LangP>1</v6LangP>
+            <vShortEn>1</vShortEn>
+            <vShortWch>1</vShortWch>
+            <v6Lto>0</v6Lto>
+            <v6WtE>0</v6WtE>
+            <v6Rtti>0</v6Rtti>
             <VariousControls>
               <MiscControls></MiscControls>
               <Define></Define>
@@ -375,6 +390,7 @@
             <NoWarn>0</NoWarn>
             <uSurpInc>0</uSurpInc>
             <useXO>0</useXO>
+            <ClangAsOpt>1</ClangAsOpt>
             <VariousControls>
               <MiscControls></MiscControls>
               <Define></Define>
diff --git a/bsp/at32/at32f403a-start/template.uvprojx b/bsp/at32/at32f403a-start/template.uvprojx
index 9f3a44663de699198579f3420ac6489bc445a708..3809082825486a55946415baea7f377ab158b525 100644
--- a/bsp/at32/at32f403a-start/template.uvprojx
+++ b/bsp/at32/at32f403a-start/template.uvprojx
@@ -11,11 +11,12 @@
       <ToolsetNumber>0x4</ToolsetNumber>
       <ToolsetName>ARM-ADS</ToolsetName>
       <pCCUsed>5060750::V5.06 update 6 (build 750)::ARMCC</pCCUsed>
+      <uAC6>0</uAC6>
       <TargetOption>
         <TargetCommonOption>
           <Device>AT32F403AVGT7</Device>
           <Vendor>ArteryTek</Vendor>
-          <PackID>Keil.AT32F4xx_DFP.1.3.1</PackID>
+          <PackID>Keil.AT32F4xx_DFP.1.3.2</PackID>
           <Cpu>IRAM(0x20000000,0x38000) IROM(0x08000000,0x100000) CPUTYPE("Cortex-M4") FPU2 CLOCK(12000000) ELITTLE</Cpu>
           <FlashUtilSpec></FlashUtilSpec>
           <StartupFile></StartupFile>
@@ -132,11 +133,11 @@
             <RunIndependent>0</RunIndependent>
             <UpdateFlashBeforeDebugging>1</UpdateFlashBeforeDebugging>
             <Capability>1</Capability>
-            <DriverSelection>4096</DriverSelection>
+            <DriverSelection>4099</DriverSelection>
           </Flash1>
           <bUseTDR>1</bUseTDR>
-          <Flash2>BIN\UL2CM3.DLL</Flash2>
-          <Flash3></Flash3>
+          <Flash2>BIN\CMSIS_AGDI.dll</Flash2>
+          <Flash3>"" ()</Flash3>
           <Flash4></Flash4>
           <pFcarmOut></pFcarmOut>
           <pFcarmGrp></pFcarmGrp>
@@ -182,6 +183,8 @@
             <hadXRAM>0</hadXRAM>
             <uocXRam>0</uocXRam>
             <RvdsVP>2</RvdsVP>
+            <RvdsMve>0</RvdsMve>
+            <RvdsCdeCp>0</RvdsCdeCp>
             <hadIRAM2>0</hadIRAM2>
             <hadIROM2>0</hadIROM2>
             <StupSel>8</StupSel>
@@ -322,6 +325,7 @@
             <uThumb>0</uThumb>
             <uSurpInc>0</uSurpInc>
             <uC99>1</uC99>
+            <uGnu>0</uGnu>
             <useXO>0</useXO>
             <v6Lang>1</v6Lang>
             <v6LangP>1</v6LangP>
@@ -347,7 +351,7 @@
             <NoWarn>0</NoWarn>
             <uSurpInc>0</uSurpInc>
             <useXO>0</useXO>
-            <uClangAs>0</uClangAs>
+            <ClangAsOpt>4</ClangAsOpt>
             <VariousControls>
               <MiscControls></MiscControls>
               <Define></Define>
diff --git a/bsp/at32/tools/sdk_dist.py b/bsp/at32/tools/sdk_dist.py
index 4c36c9b6e318dc10613e60b6e3e8b3b0096d88a9..e3db1e519abbc866a126363326226e6608a80a9c 100644
--- a/bsp/at32/tools/sdk_dist.py
+++ b/bsp/at32/tools/sdk_dist.py
@@ -4,6 +4,24 @@ import shutil
 cwd_path = os.getcwd()
 sys.path.append(os.path.join(os.path.dirname(cwd_path), 'rt-thread', 'tools'))
 
+def bsp_update_kconfig_library(dist_dir):
+    # change RTT_ROOT in Kconfig
+    if not os.path.isfile(os.path.join(dist_dir, 'Kconfig')):
+        return
+
+    with open(os.path.join(dist_dir, 'Kconfig'), 'r') as f:
+        data = f.readlines()
+    with open(os.path.join(dist_dir, 'Kconfig'), 'w') as f:
+        found = 0
+        for line in data:
+            if line.find('RTT_ROOT') != -1:
+                found = 1
+            if line.find('../Libraries') != -1 and found:
+                position = line.find('../Libraries')
+                line = line[0:position] + 'Libraries/Kconfig"\n'
+                found = 0
+            f.write(line)
+
 # BSP dist function
 def dist_do_building(BSP_ROOT, dist_dir):
     from mkdist import bsp_copy_files
@@ -18,3 +36,4 @@ def dist_do_building(BSP_ROOT, dist_dir):
     print("=> copy bsp drivers")
     bsp_copy_files(os.path.join(library_path, 'rt_drivers'), os.path.join(library_dir, 'rt_drivers'))
     shutil.copyfile(os.path.join(library_path, 'Kconfig'), os.path.join(library_dir, 'Kconfig'))
+    bsp_update_kconfig_library(dist_dir)
\ No newline at end of file