diff --git a/components/exchook/los_exchook.c b/components/exchook/los_exchook.c
index 78f5de87..067d6c99 100755
--- a/components/exchook/los_exchook.c
+++ b/components/exchook/los_exchook.c
@@ -66,13 +66,14 @@ STATIC VOID DoExcHook(EXC_TYPE excType)
 STATIC struct Node *GetFreeNode(VOID)
 {
     struct Node *node = NULL;
+    int i;
     if (g_excHeads[EXC_TYPE_END] == NULL) {
         if (g_excNodes[0].excHookFn != NULL) {
             /* no free node now */
             return NULL;
         } else {
             /* Initialize the free list */
-            for (int i = 0; i < LOSCFG_BASE_EXC_HOOK_LIMIT; ++i) {
+            for (i = 0; i < LOSCFG_BASE_EXC_HOOK_LIMIT; ++i) {
                 g_excNodes[i].next = g_excHeads[EXC_TYPE_END];
                 g_excHeads[EXC_TYPE_END] = &g_excNodes[i];
             }
diff --git a/targets/cortex-m3_stm32f103_simulator_keil/project/los_demo.uvopt b/targets/cortex-m3_stm32f103_simulator_keil/project/los_demo.uvopt
index 1c1deda6..0b974b0b 100644
--- a/targets/cortex-m3_stm32f103_simulator_keil/project/los_demo.uvopt
+++ b/targets/cortex-m3_stm32f103_simulator_keil/project/los_demo.uvopt
@@ -10,9 +10,10 @@
     <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>
   </Extensions>
 
   <DaveTm>
@@ -31,6 +32,7 @@
         <BeepAtEnd>1</BeepAtEnd>
         <RunSim>1</RunSim>
         <RunTarget>0</RunTarget>
+        <RunAbUc>0</RunAbUc>
       </OPTTT>
       <OPTHX>
         <HexSelection>1</HexSelection>
@@ -93,16 +95,6 @@
           <Path>datashts\arm\cortex_m3\r2p1\DUI0552A_CORTEX_M3_DGUG.PDF</Path>
         </Book>
       </Books>
-      <DllOpt>
-        <SimDllName>SARMCM3.DLL</SimDllName>
-        <SimDllArguments></SimDllArguments>
-        <SimDlgDllName>DARMSTM.DLL</SimDlgDllName>
-        <SimDlgDllArguments>-pSTM32F103RB</SimDlgDllArguments>
-        <TargetDllName>SARMCM3.DLL</TargetDllName>
-        <TargetDllArguments></TargetDllArguments>
-        <TargetDlgDllName>TARMSTM.DLL</TargetDlgDllName>
-        <TargetDlgDllArguments>-pSTM32F103RB</TargetDlgDllArguments>
-      </DllOpt>
       <DebugOpt>
         <uSim>1</uSim>
         <uTrg>0</uTrg>
@@ -121,8 +113,13 @@
         <tRfunc>0</tRfunc>
         <tRbox>1</tRbox>
         <tRtrace>1</tRtrace>
+        <sRSysVw>1</sRSysVw>
+        <tRSysVw>1</tRSysVw>
         <sRunDeb>0</sRunDeb>
         <sLrtime>0</sLrtime>
+        <bEvRecOn>1</bEvRecOn>
+        <bSchkAxf>0</bSchkAxf>
+        <bTchkAxf>0</bTchkAxf>
         <nTsel>0</nTsel>
         <sDll></sDll>
         <sDllPa></sDllPa>
@@ -137,6 +134,11 @@
         <pMon>BIN\UL2CM3.DLL</pMon>
       </DebugOpt>
       <TargetDriverDllRegistry>
+        <SetRegEntry>
+          <Number>0</Number>
+          <Key>ARMRTXEVENTFLAGS</Key>
+          <Name>-L70 -Z18 -C0 -M0 -T1</Name>
+        </SetRegEntry>
         <SetRegEntry>
           <Number>0</Number>
           <Key>DLGDARM</Key>
@@ -153,7 +155,24 @@
           <Name>UL2CM3(-O14 -S0 -C0 -N00("ARM Cortex-M3") -D00(1BA00477) -L00(4) -FO7  -FN1 -FC800 -FD20000000 -FF0STM32F10x_128 -FL020000 -FS08000000</Name>
         </SetRegEntry>
       </TargetDriverDllRegistry>
-      <Breakpoint/>
+      <Breakpoint>
+        <Bp>
+          <Number>0</Number>
+          <Type>0</Type>
+          <LineNumber>60</LineNumber>
+          <EnabledFlag>1</EnabledFlag>
+          <Address>0</Address>
+          <ByteObject>0</ByteObject>
+          <HtxType>0</HtxType>
+          <ManyObjects>0</ManyObjects>
+          <SizeOfObject>0</SizeOfObject>
+          <BreakByAccess>0</BreakByAccess>
+          <BreakIfRCount>0</BreakIfRCount>
+          <Filename>..\main.c</Filename>
+          <ExecCommand></ExecCommand>
+          <Expression></Expression>
+        </Bp>
+      </Breakpoint>
       <Tracepoint>
         <THDelay>0</THDelay>
       </Tracepoint>
@@ -162,7 +181,7 @@
         <periodic>1</periodic>
         <aLwin>1</aLwin>
         <aCover>0</aCover>
-        <aSer1>1</aSer1>
+        <aSer1>0</aSer1>
         <aSer2>0</aSer2>
         <aPa>0</aPa>
         <viewmode>1</viewmode>
@@ -185,6 +204,17 @@
       </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>
 
@@ -199,11 +229,7 @@
       <FileNumber>1</FileNumber>
       <FileType>1</FileType>
       <tvExp>0</tvExp>
-      <Focus>1</Focus>
-      <ColumnNumber>49223292</ColumnNumber>
       <tvExpOptDlg>0</tvExpOptDlg>
-      <TopLine>0</TopLine>
-      <CurrentLine>5</CurrentLine>
       <bDave2>0</bDave2>
       <PathWithFileName>..\..\..\kernel\src\los_event.c</PathWithFileName>
       <FilenameWithoutPath>los_event.c</FilenameWithoutPath>
@@ -215,11 +241,7 @@
       <FileNumber>2</FileNumber>
       <FileType>1</FileType>
       <tvExp>0</tvExp>
-      <Focus>1</Focus>
-      <ColumnNumber>49223292</ColumnNumber>
       <tvExpOptDlg>0</tvExpOptDlg>
-      <TopLine>0</TopLine>
-      <CurrentLine>5</CurrentLine>
       <bDave2>0</bDave2>
       <PathWithFileName>..\..\..\kernel\src\los_init.c</PathWithFileName>
       <FilenameWithoutPath>los_init.c</FilenameWithoutPath>
@@ -231,11 +253,7 @@
       <FileNumber>3</FileNumber>
       <FileType>1</FileType>
       <tvExp>0</tvExp>
-      <Focus>1</Focus>
-      <ColumnNumber>49223292</ColumnNumber>
       <tvExpOptDlg>0</tvExpOptDlg>
-      <TopLine>0</TopLine>
-      <CurrentLine>5</CurrentLine>
       <bDave2>0</bDave2>
       <PathWithFileName>..\..\..\kernel\src\los_mux.c</PathWithFileName>
       <FilenameWithoutPath>los_mux.c</FilenameWithoutPath>
@@ -247,11 +265,7 @@
       <FileNumber>4</FileNumber>
       <FileType>1</FileType>
       <tvExp>0</tvExp>
-      <Focus>1</Focus>
-      <ColumnNumber>49223292</ColumnNumber>
       <tvExpOptDlg>0</tvExpOptDlg>
-      <TopLine>0</TopLine>
-      <CurrentLine>5</CurrentLine>
       <bDave2>0</bDave2>
       <PathWithFileName>..\..\..\kernel\src\los_queue.c</PathWithFileName>
       <FilenameWithoutPath>los_queue.c</FilenameWithoutPath>
@@ -263,11 +277,7 @@
       <FileNumber>5</FileNumber>
       <FileType>1</FileType>
       <tvExp>0</tvExp>
-      <Focus>1</Focus>
-      <ColumnNumber>49223292</ColumnNumber>
       <tvExpOptDlg>0</tvExpOptDlg>
-      <TopLine>0</TopLine>
-      <CurrentLine>5</CurrentLine>
       <bDave2>0</bDave2>
       <PathWithFileName>..\..\..\kernel\src\los_sem.c</PathWithFileName>
       <FilenameWithoutPath>los_sem.c</FilenameWithoutPath>
@@ -279,11 +289,7 @@
       <FileNumber>6</FileNumber>
       <FileType>1</FileType>
       <tvExp>0</tvExp>
-      <Focus>1</Focus>
-      <ColumnNumber>49223292</ColumnNumber>
       <tvExpOptDlg>0</tvExpOptDlg>
-      <TopLine>0</TopLine>
-      <CurrentLine>5</CurrentLine>
       <bDave2>0</bDave2>
       <PathWithFileName>..\..\..\kernel\src\los_swtmr.c</PathWithFileName>
       <FilenameWithoutPath>los_swtmr.c</FilenameWithoutPath>
@@ -295,11 +301,7 @@
       <FileNumber>7</FileNumber>
       <FileType>1</FileType>
       <tvExp>0</tvExp>
-      <Focus>1</Focus>
-      <ColumnNumber>49223292</ColumnNumber>
       <tvExpOptDlg>0</tvExpOptDlg>
-      <TopLine>0</TopLine>
-      <CurrentLine>5</CurrentLine>
       <bDave2>0</bDave2>
       <PathWithFileName>..\..\..\kernel\src\los_task.c</PathWithFileName>
       <FilenameWithoutPath>los_task.c</FilenameWithoutPath>
@@ -311,11 +313,7 @@
       <FileNumber>8</FileNumber>
       <FileType>1</FileType>
       <tvExp>0</tvExp>
-      <Focus>1</Focus>
-      <ColumnNumber>49223292</ColumnNumber>
       <tvExpOptDlg>0</tvExpOptDlg>
-      <TopLine>0</TopLine>
-      <CurrentLine>5</CurrentLine>
       <bDave2>0</bDave2>
       <PathWithFileName>..\..\..\kernel\src\los_tick.c</PathWithFileName>
       <FilenameWithoutPath>los_tick.c</FilenameWithoutPath>
@@ -327,11 +325,7 @@
       <FileNumber>9</FileNumber>
       <FileType>1</FileType>
       <tvExp>0</tvExp>
-      <Focus>1</Focus>
-      <ColumnNumber>49223292</ColumnNumber>
       <tvExpOptDlg>0</tvExpOptDlg>
-      <TopLine>0</TopLine>
-      <CurrentLine>5</CurrentLine>
       <bDave2>0</bDave2>
       <PathWithFileName>..\..\..\kernel\src\mm\los_membox.c</PathWithFileName>
       <FilenameWithoutPath>los_membox.c</FilenameWithoutPath>
@@ -343,27 +337,7 @@
       <FileNumber>10</FileNumber>
       <FileType>1</FileType>
       <tvExp>0</tvExp>
-      <Focus>1</Focus>
-      <ColumnNumber>49223292</ColumnNumber>
       <tvExpOptDlg>0</tvExpOptDlg>
-      <TopLine>0</TopLine>
-      <CurrentLine>5</CurrentLine>
-      <bDave2>0</bDave2>
-      <PathWithFileName>..\..\..\kernel\src\mm\los_memcheck.c</PathWithFileName>
-      <FilenameWithoutPath>los_memcheck.c</FilenameWithoutPath>
-      <RteFlg>0</RteFlg>
-      <bShared>0</bShared>
-    </File>
-    <File>
-      <GroupNumber>1</GroupNumber>
-      <FileNumber>11</FileNumber>
-      <FileType>1</FileType>
-      <tvExp>0</tvExp>
-      <Focus>1</Focus>
-      <ColumnNumber>49223292</ColumnNumber>
-      <tvExpOptDlg>0</tvExpOptDlg>
-      <TopLine>0</TopLine>
-      <CurrentLine>5</CurrentLine>
       <bDave2>0</bDave2>
       <PathWithFileName>..\..\..\kernel\src\mm\los_memory.c</PathWithFileName>
       <FilenameWithoutPath>los_memory.c</FilenameWithoutPath>
@@ -372,30 +346,10 @@
     </File>
     <File>
       <GroupNumber>1</GroupNumber>
-      <FileNumber>12</FileNumber>
-      <FileType>1</FileType>
-      <tvExp>0</tvExp>
-      <Focus>1</Focus>
-      <ColumnNumber>49223292</ColumnNumber>
-      <tvExpOptDlg>0</tvExpOptDlg>
-      <TopLine>0</TopLine>
-      <CurrentLine>5</CurrentLine>
-      <bDave2>0</bDave2>
-      <PathWithFileName>..\..\..\kernel\src\mm\los_memstat.c</PathWithFileName>
-      <FilenameWithoutPath>los_memstat.c</FilenameWithoutPath>
-      <RteFlg>0</RteFlg>
-      <bShared>0</bShared>
-    </File>
-    <File>
-      <GroupNumber>1</GroupNumber>
-      <FileNumber>13</FileNumber>
+      <FileNumber>11</FileNumber>
       <FileType>2</FileType>
       <tvExp>0</tvExp>
-      <Focus>1</Focus>
-      <ColumnNumber>49223292</ColumnNumber>
       <tvExpOptDlg>0</tvExpOptDlg>
-      <TopLine>0</TopLine>
-      <CurrentLine>5</CurrentLine>
       <bDave2>0</bDave2>
       <PathWithFileName>..\..\..\kernel\arch\arm\cortex-m3\keil\los_dispatch.S</PathWithFileName>
       <FilenameWithoutPath>los_dispatch.S</FilenameWithoutPath>
@@ -404,14 +358,10 @@
     </File>
     <File>
       <GroupNumber>1</GroupNumber>
-      <FileNumber>14</FileNumber>
+      <FileNumber>12</FileNumber>
       <FileType>5</FileType>
       <tvExp>0</tvExp>
-      <Focus>1</Focus>
-      <ColumnNumber>49223292</ColumnNumber>
       <tvExpOptDlg>0</tvExpOptDlg>
-      <TopLine>0</TopLine>
-      <CurrentLine>5</CurrentLine>
       <bDave2>0</bDave2>
       <PathWithFileName>..\..\..\kernel\arch\arm\cortex-m3\keil\cmsis\ARMCM3.h</PathWithFileName>
       <FilenameWithoutPath>ARMCM3.h</FilenameWithoutPath>
@@ -420,14 +370,10 @@
     </File>
     <File>
       <GroupNumber>1</GroupNumber>
-      <FileNumber>15</FileNumber>
+      <FileNumber>13</FileNumber>
       <FileType>5</FileType>
       <tvExp>0</tvExp>
-      <Focus>1</Focus>
-      <ColumnNumber>49223292</ColumnNumber>
       <tvExpOptDlg>0</tvExpOptDlg>
-      <TopLine>0</TopLine>
-      <CurrentLine>5</CurrentLine>
       <bDave2>0</bDave2>
       <PathWithFileName>..\..\..\kernel\arch\arm\cortex-m3\keil\cmsis\core_cm3.h</PathWithFileName>
       <FilenameWithoutPath>core_cm3.h</FilenameWithoutPath>
@@ -436,14 +382,10 @@
     </File>
     <File>
       <GroupNumber>1</GroupNumber>
-      <FileNumber>16</FileNumber>
+      <FileNumber>14</FileNumber>
       <FileType>5</FileType>
       <tvExp>0</tvExp>
-      <Focus>1</Focus>
-      <ColumnNumber>49223292</ColumnNumber>
       <tvExpOptDlg>0</tvExpOptDlg>
-      <TopLine>0</TopLine>
-      <CurrentLine>5</CurrentLine>
       <bDave2>0</bDave2>
       <PathWithFileName>..\..\..\kernel\arch\arm\cortex-m3\keil\cmsis\core_cmFunc.h</PathWithFileName>
       <FilenameWithoutPath>core_cmFunc.h</FilenameWithoutPath>
@@ -452,14 +394,10 @@
     </File>
     <File>
       <GroupNumber>1</GroupNumber>
-      <FileNumber>17</FileNumber>
+      <FileNumber>15</FileNumber>
       <FileType>5</FileType>
       <tvExp>0</tvExp>
-      <Focus>1</Focus>
-      <ColumnNumber>49223292</ColumnNumber>
       <tvExpOptDlg>0</tvExpOptDlg>
-      <TopLine>0</TopLine>
-      <CurrentLine>5</CurrentLine>
       <bDave2>0</bDave2>
       <PathWithFileName>..\..\..\kernel\arch\arm\cortex-m3\keil\cmsis\core_cmInstr.h</PathWithFileName>
       <FilenameWithoutPath>core_cmInstr.h</FilenameWithoutPath>
@@ -468,14 +406,10 @@
     </File>
     <File>
       <GroupNumber>1</GroupNumber>
-      <FileNumber>18</FileNumber>
+      <FileNumber>16</FileNumber>
       <FileType>1</FileType>
       <tvExp>0</tvExp>
-      <Focus>1</Focus>
-      <ColumnNumber>49223292</ColumnNumber>
       <tvExpOptDlg>0</tvExpOptDlg>
-      <TopLine>0</TopLine>
-      <CurrentLine>5</CurrentLine>
       <bDave2>0</bDave2>
       <PathWithFileName>..\..\..\components\cpup\los_cpup.c</PathWithFileName>
       <FilenameWithoutPath>los_cpup.c</FilenameWithoutPath>
@@ -484,14 +418,10 @@
     </File>
     <File>
       <GroupNumber>1</GroupNumber>
-      <FileNumber>19</FileNumber>
+      <FileNumber>17</FileNumber>
       <FileType>1</FileType>
       <tvExp>0</tvExp>
-      <Focus>1</Focus>
-      <ColumnNumber>49223292</ColumnNumber>
       <tvExpOptDlg>0</tvExpOptDlg>
-      <TopLine>0</TopLine>
-      <CurrentLine>5</CurrentLine>
       <bDave2>0</bDave2>
       <PathWithFileName>..\..\..\kernel\arch\arm\cortex-m3\keil\los_interrupt.c</PathWithFileName>
       <FilenameWithoutPath>los_interrupt.c</FilenameWithoutPath>
@@ -500,14 +430,10 @@
     </File>
     <File>
       <GroupNumber>1</GroupNumber>
-      <FileNumber>20</FileNumber>
+      <FileNumber>18</FileNumber>
       <FileType>1</FileType>
       <tvExp>0</tvExp>
-      <Focus>1</Focus>
-      <ColumnNumber>49223292</ColumnNumber>
       <tvExpOptDlg>0</tvExpOptDlg>
-      <TopLine>0</TopLine>
-      <CurrentLine>5</CurrentLine>
       <bDave2>0</bDave2>
       <PathWithFileName>..\..\..\utils\los_error.c</PathWithFileName>
       <FilenameWithoutPath>los_error.c</FilenameWithoutPath>
@@ -516,14 +442,10 @@
     </File>
     <File>
       <GroupNumber>1</GroupNumber>
-      <FileNumber>21</FileNumber>
+      <FileNumber>19</FileNumber>
       <FileType>1</FileType>
       <tvExp>0</tvExp>
-      <Focus>0</Focus>
-      <ColumnNumber>0</ColumnNumber>
       <tvExpOptDlg>0</tvExpOptDlg>
-      <TopLine>0</TopLine>
-      <CurrentLine>0</CurrentLine>
       <bDave2>0</bDave2>
       <PathWithFileName>..\..\..\kernel\arch\arm\cortex-m3\keil\los_context.c</PathWithFileName>
       <FilenameWithoutPath>los_context.c</FilenameWithoutPath>
@@ -532,14 +454,10 @@
     </File>
     <File>
       <GroupNumber>1</GroupNumber>
-      <FileNumber>22</FileNumber>
+      <FileNumber>20</FileNumber>
       <FileType>1</FileType>
       <tvExp>0</tvExp>
-      <Focus>0</Focus>
-      <ColumnNumber>1</ColumnNumber>
       <tvExpOptDlg>0</tvExpOptDlg>
-      <TopLine>206</TopLine>
-      <CurrentLine>216</CurrentLine>
       <bDave2>0</bDave2>
       <PathWithFileName>..\..\..\kernel\arch\arm\cortex-m3\keil\los_timer.c</PathWithFileName>
       <FilenameWithoutPath>los_timer.c</FilenameWithoutPath>
@@ -548,14 +466,10 @@
     </File>
     <File>
       <GroupNumber>1</GroupNumber>
-      <FileNumber>23</FileNumber>
+      <FileNumber>21</FileNumber>
       <FileType>2</FileType>
       <tvExp>0</tvExp>
-      <Focus>0</Focus>
-      <ColumnNumber>0</ColumnNumber>
       <tvExpOptDlg>0</tvExpOptDlg>
-      <TopLine>0</TopLine>
-      <CurrentLine>0</CurrentLine>
       <bDave2>0</bDave2>
       <PathWithFileName>..\..\..\kernel\arch\arm\cortex-m3\keil\los_exc.S</PathWithFileName>
       <FilenameWithoutPath>los_exc.S</FilenameWithoutPath>
@@ -564,38 +478,42 @@
     </File>
     <File>
       <GroupNumber>1</GroupNumber>
-      <FileNumber>24</FileNumber>
+      <FileNumber>22</FileNumber>
       <FileType>2</FileType>
       <tvExp>0</tvExp>
-      <Focus>0</Focus>
-      <ColumnNumber>0</ColumnNumber>
       <tvExpOptDlg>0</tvExpOptDlg>
-      <TopLine>26</TopLine>
-      <CurrentLine>45</CurrentLine>
       <bDave2>0</bDave2>
       <PathWithFileName>..\..\..\kernel\arch\arm\cortex-m3\keil\los_startup.s</PathWithFileName>
       <FilenameWithoutPath>los_startup.s</FilenameWithoutPath>
       <RteFlg>0</RteFlg>
       <bShared>0</bShared>
     </File>
+    <File>
+      <GroupNumber>1</GroupNumber>
+      <FileNumber>23</FileNumber>
+      <FileType>1</FileType>
+      <tvExp>0</tvExp>
+      <tvExpOptDlg>0</tvExpOptDlg>
+      <bDave2>0</bDave2>
+      <PathWithFileName>..\..\..\utils\los_debug.c</PathWithFileName>
+      <FilenameWithoutPath>los_debug.c</FilenameWithoutPath>
+      <RteFlg>0</RteFlg>
+      <bShared>0</bShared>
+    </File>
   </Group>
 
   <Group>
     <GroupName>main</GroupName>
-    <tvExp>0</tvExp>
+    <tvExp>1</tvExp>
     <tvExpOptDlg>0</tvExpOptDlg>
     <cbSel>0</cbSel>
     <RteFlg>0</RteFlg>
     <File>
       <GroupNumber>2</GroupNumber>
-      <FileNumber>25</FileNumber>
+      <FileNumber>24</FileNumber>
       <FileType>1</FileType>
       <tvExp>0</tvExp>
-      <Focus>1</Focus>
-      <ColumnNumber>49223292</ColumnNumber>
       <tvExpOptDlg>0</tvExpOptDlg>
-      <TopLine>0</TopLine>
-      <CurrentLine>5</CurrentLine>
       <bDave2>0</bDave2>
       <PathWithFileName>..\Driver\STM32F103\uart.c</PathWithFileName>
       <FilenameWithoutPath>uart.c</FilenameWithoutPath>
@@ -604,25 +522,33 @@
     </File>
     <File>
       <GroupNumber>2</GroupNumber>
-      <FileNumber>26</FileNumber>
+      <FileNumber>25</FileNumber>
       <FileType>1</FileType>
       <tvExp>0</tvExp>
-      <Focus>1</Focus>
-      <ColumnNumber>0</ColumnNumber>
       <tvExpOptDlg>0</tvExpOptDlg>
-      <TopLine>113</TopLine>
-      <CurrentLine>121</CurrentLine>
       <bDave2>0</bDave2>
       <PathWithFileName>..\main.c</PathWithFileName>
       <FilenameWithoutPath>main.c</FilenameWithoutPath>
       <RteFlg>0</RteFlg>
       <bShared>0</bShared>
     </File>
+    <File>
+      <GroupNumber>2</GroupNumber>
+      <FileNumber>26</FileNumber>
+      <FileType>5</FileType>
+      <tvExp>0</tvExp>
+      <tvExpOptDlg>0</tvExpOptDlg>
+      <bDave2>0</bDave2>
+      <PathWithFileName>..\target_config.h</PathWithFileName>
+      <FilenameWithoutPath>target_config.h</FilenameWithoutPath>
+      <RteFlg>0</RteFlg>
+      <bShared>0</bShared>
+    </File>
   </Group>
 
   <Group>
     <GroupName>component</GroupName>
-    <tvExp>0</tvExp>
+    <tvExp>1</tvExp>
     <tvExpOptDlg>0</tvExpOptDlg>
     <cbSel>0</cbSel>
     <RteFlg>0</RteFlg>
@@ -631,11 +557,7 @@
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       <FileType>1</FileType>
       <tvExp>0</tvExp>
-      <Focus>1</Focus>
-      <ColumnNumber>49223292</ColumnNumber>
       <tvExpOptDlg>0</tvExpOptDlg>
-      <TopLine>0</TopLine>
-      <CurrentLine>5</CurrentLine>
       <bDave2>0</bDave2>
       <PathWithFileName>..\..\..\components\bounds_checking_function\src\memcpy_s.c</PathWithFileName>
       <FilenameWithoutPath>memcpy_s.c</FilenameWithoutPath>
@@ -647,11 +569,7 @@
       <FileNumber>28</FileNumber>
       <FileType>1</FileType>
       <tvExp>0</tvExp>
-      <Focus>1</Focus>
-      <ColumnNumber>49223292</ColumnNumber>
       <tvExpOptDlg>0</tvExpOptDlg>
-      <TopLine>0</TopLine>
-      <CurrentLine>5</CurrentLine>
       <bDave2>0</bDave2>
       <PathWithFileName>..\..\..\components\bounds_checking_function\src\memmove_s.c</PathWithFileName>
       <FilenameWithoutPath>memmove_s.c</FilenameWithoutPath>
@@ -663,11 +581,7 @@
       <FileNumber>29</FileNumber>
       <FileType>1</FileType>
       <tvExp>0</tvExp>
-      <Focus>1</Focus>
-      <ColumnNumber>49223292</ColumnNumber>
       <tvExpOptDlg>0</tvExpOptDlg>
-      <TopLine>0</TopLine>
-      <CurrentLine>5</CurrentLine>
       <bDave2>0</bDave2>
       <PathWithFileName>..\..\..\components\bounds_checking_function\src\memset_s.c</PathWithFileName>
       <FilenameWithoutPath>memset_s.c</FilenameWithoutPath>
@@ -679,11 +593,7 @@
       <FileNumber>30</FileNumber>
       <FileType>1</FileType>
       <tvExp>0</tvExp>
-      <Focus>1</Focus>
-      <ColumnNumber>49223292</ColumnNumber>
       <tvExpOptDlg>0</tvExpOptDlg>
-      <TopLine>0</TopLine>
-      <CurrentLine>5</CurrentLine>
       <bDave2>0</bDave2>
       <PathWithFileName>..\..\..\components\bounds_checking_function\src\strcpy_s.c</PathWithFileName>
       <FilenameWithoutPath>strcpy_s.c</FilenameWithoutPath>
@@ -695,17 +605,61 @@
       <FileNumber>31</FileNumber>
       <FileType>1</FileType>
       <tvExp>0</tvExp>
-      <Focus>1</Focus>
-      <ColumnNumber>49223292</ColumnNumber>
       <tvExpOptDlg>0</tvExpOptDlg>
-      <TopLine>0</TopLine>
-      <CurrentLine>5</CurrentLine>
       <bDave2>0</bDave2>
       <PathWithFileName>..\..\..\components\bounds_checking_function\src\strncpy_s.c</PathWithFileName>
       <FilenameWithoutPath>strncpy_s.c</FilenameWithoutPath>
       <RteFlg>0</RteFlg>
       <bShared>0</bShared>
     </File>
+    <File>
+      <GroupNumber>3</GroupNumber>
+      <FileNumber>32</FileNumber>
+      <FileType>1</FileType>
+      <tvExp>0</tvExp>
+      <tvExpOptDlg>0</tvExpOptDlg>
+      <bDave2>0</bDave2>
+      <PathWithFileName>..\..\..\components\exchook\los_exc_info.c</PathWithFileName>
+      <FilenameWithoutPath>los_exc_info.c</FilenameWithoutPath>
+      <RteFlg>0</RteFlg>
+      <bShared>0</bShared>
+    </File>
+    <File>
+      <GroupNumber>3</GroupNumber>
+      <FileNumber>33</FileNumber>
+      <FileType>5</FileType>
+      <tvExp>0</tvExp>
+      <tvExpOptDlg>0</tvExpOptDlg>
+      <bDave2>0</bDave2>
+      <PathWithFileName>..\..\..\components\exchook\los_exc_info.h</PathWithFileName>
+      <FilenameWithoutPath>los_exc_info.h</FilenameWithoutPath>
+      <RteFlg>0</RteFlg>
+      <bShared>0</bShared>
+    </File>
+    <File>
+      <GroupNumber>3</GroupNumber>
+      <FileNumber>34</FileNumber>
+      <FileType>1</FileType>
+      <tvExp>0</tvExp>
+      <tvExpOptDlg>0</tvExpOptDlg>
+      <bDave2>0</bDave2>
+      <PathWithFileName>..\..\..\components\exchook\los_exchook.c</PathWithFileName>
+      <FilenameWithoutPath>los_exchook.c</FilenameWithoutPath>
+      <RteFlg>0</RteFlg>
+      <bShared>0</bShared>
+    </File>
+    <File>
+      <GroupNumber>3</GroupNumber>
+      <FileNumber>35</FileNumber>
+      <FileType>5</FileType>
+      <tvExp>0</tvExp>
+      <tvExpOptDlg>0</tvExpOptDlg>
+      <bDave2>0</bDave2>
+      <PathWithFileName>..\..\..\components\exchook\los_exchook.h</PathWithFileName>
+      <FilenameWithoutPath>los_exchook.h</FilenameWithoutPath>
+      <RteFlg>0</RteFlg>
+      <bShared>0</bShared>
+    </File>
   </Group>
 
 </ProjectOpt>
diff --git a/targets/cortex-m3_stm32f103_simulator_keil/project/los_demo.uvproj b/targets/cortex-m3_stm32f103_simulator_keil/project/los_demo.uvproj
index e15f55d2..f8129709 100644
--- a/targets/cortex-m3_stm32f103_simulator_keil/project/los_demo.uvproj
+++ b/targets/cortex-m3_stm32f103_simulator_keil/project/los_demo.uvproj
@@ -10,6 +10,8 @@
       <TargetName>los_demo</TargetName>
       <ToolsetNumber>0x4</ToolsetNumber>
       <ToolsetName>ARM-ADS</ToolsetName>
+      <pCCUsed>5060960::V5.06 update 7 (build 960)::.\ARMCC</pCCUsed>
+      <uAC6>0</uAC6>
       <TargetOption>
         <TargetCommonOption>
           <Device>STM32F103RB</Device>
@@ -30,6 +32,7 @@
           <SLE66AMisc></SLE66AMisc>
           <SLE66LinkerMisc></SLE66LinkerMisc>
           <SFDFile>SFD\ST\STM32F1xx\STM32F103xx.sfr</SFDFile>
+          <bCustSvd>0</bCustSvd>
           <UseEnv>0</UseEnv>
           <BinPath></BinPath>
           <IncludePath></IncludePath>
@@ -71,6 +74,8 @@
             <UserProg2Name></UserProg2Name>
             <UserProg1Dos16Mode>0</UserProg1Dos16Mode>
             <UserProg2Dos16Mode>0</UserProg2Dos16Mode>
+            <nStopB1X>0</nStopB1X>
+            <nStopB2X>0</nStopB2X>
           </BeforeMake>
           <AfterMake>
             <RunUserProg1>0</RunUserProg1>
@@ -79,6 +84,8 @@
             <UserProg2Name></UserProg2Name>
             <UserProg1Dos16Mode>0</UserProg1Dos16Mode>
             <UserProg2Dos16Mode>0</UserProg2Dos16Mode>
+            <nStopA1X>0</nStopA1X>
+            <nStopA2X>0</nStopA2X>
           </AfterMake>
           <SelectedForBatchBuild>0</SelectedForBatchBuild>
           <SVCSIdString></SVCSIdString>
@@ -97,6 +104,7 @@
           <StopOnExitCode>3</StopOnExitCode>
           <CustomArgument></CustomArgument>
           <IncludeLibraryModules></IncludeLibraryModules>
+          <ComprImg>1</ComprImg>
         </CommonProperty>
         <DllOption>
           <SimDllName>SARMCM3.DLL</SimDllName>
@@ -126,6 +134,7 @@
             <RestoreFunctions>1</RestoreFunctions>
             <RestoreToolbox>1</RestoreToolbox>
             <LimitSpeedToRealTime>0</LimitSpeedToRealTime>
+            <RestoreSysVw>1</RestoreSysVw>
           </Simulator>
           <Target>
             <UseTarget>0</UseTarget>
@@ -137,6 +146,7 @@
             <RestoreFunctions>0</RestoreFunctions>
             <RestoreToolbox>1</RestoreToolbox>
             <RestoreTracepoints>1</RestoreTracepoints>
+            <RestoreSysVw>1</RestoreSysVw>
           </Target>
           <RunDebugAfterBuild>0</RunDebugAfterBuild>
           <TargetSelection>0</TargetSelection>
@@ -169,6 +179,10 @@
           <Flash2>BIN\UL2CM3.DLL</Flash2>
           <Flash3></Flash3>
           <Flash4></Flash4>
+          <pFcarmOut></pFcarmOut>
+          <pFcarmGrp></pFcarmGrp>
+          <pFcArmRoot></pFcArmRoot>
+          <FcArmLst>0</FcArmLst>
         </Utilities>
         <TargetArmAds>
           <ArmAdsMisc>
@@ -209,12 +223,15 @@
             <hadXRAM>0</hadXRAM>
             <uocXRam>0</uocXRam>
             <RvdsVP>0</RvdsVP>
+            <RvdsMve>0</RvdsMve>
+            <RvdsCdeCp>0</RvdsCdeCp>
             <hadIRAM2>0</hadIRAM2>
             <hadIROM2>0</hadIROM2>
             <StupSel>8</StupSel>
             <useUlib>1</useUlib>
             <EndSel>0</EndSel>
             <uLtcg>0</uLtcg>
+            <nSecure>0</nSecure>
             <RoSelD>3</RoSelD>
             <RwSelD>3</RwSelD>
             <CodeSel>0</CodeSel>
@@ -347,11 +364,21 @@
             <wLevel>0</wLevel>
             <uThumb>0</uThumb>
             <uSurpInc>0</uSurpInc>
+            <uC99>0</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>--gnu</MiscControls>
               <Define></Define>
               <Undefine></Undefine>
-              <IncludePath>..\..\cortex-m3_stm32f103_simulator_keil;..\..\..\kernel\include;..\..\..\kernel\arch\arm\cortex-m3\keil;..\..\..\kernel\arch\arm\cortex-m3\keil\cmsis;..\..\..\kernel\src;..\..\..\components\bounds_checking_function\include;..\..\..\components\cpup;..\..\..\utils;..\..\..\kernel\arch\include</IncludePath>
+              <IncludePath>..\..\cortex-m3_stm32f103_simulator_keil;..\..\..\kernel\include;..\..\..\kernel\arch\arm\cortex-m3\keil;..\..\..\kernel\arch\arm\cortex-m3\keil\cmsis;..\..\..\kernel\src;..\..\..\components\bounds_checking_function\include;..\..\..\components\cpup;..\..\..\utils;..\..\..\kernel\arch\include;..\..\..\components\exchook</IncludePath>
             </VariousControls>
           </Cads>
           <Aads>
@@ -363,6 +390,8 @@
             <SwStkChk>0</SwStkChk>
             <NoWarn>0</NoWarn>
             <uSurpInc>0</uSurpInc>
+            <useXO>0</useXO>
+            <ClangAsOpt>1</ClangAsOpt>
             <VariousControls>
               <MiscControls></MiscControls>
               <Define></Define>
@@ -379,6 +408,7 @@
             <useFile>0</useFile>
             <TextAddressRange>0x08000000</TextAddressRange>
             <DataAddressRange>0x20000000</DataAddressRange>
+            <pXoBase></pXoBase>
             <ScatterFile>.\los_demo.sct</ScatterFile>
             <IncludeLibs></IncludeLibs>
             <IncludeLibsPath></IncludeLibsPath>
@@ -437,21 +467,11 @@
               <FileType>1</FileType>
               <FilePath>..\..\..\kernel\src\mm\los_membox.c</FilePath>
             </File>
-            <File>
-              <FileName>los_memcheck.c</FileName>
-              <FileType>1</FileType>
-              <FilePath>..\..\..\kernel\src\mm\los_memcheck.c</FilePath>
-            </File>
             <File>
               <FileName>los_memory.c</FileName>
               <FileType>1</FileType>
               <FilePath>..\..\..\kernel\src\mm\los_memory.c</FilePath>
             </File>
-            <File>
-              <FileName>los_memstat.c</FileName>
-              <FileType>1</FileType>
-              <FilePath>..\..\..\kernel\src\mm\los_memstat.c</FilePath>
-            </File>
             <File>
               <FileName>los_dispatch.S</FileName>
               <FileType>2</FileType>
@@ -512,6 +532,11 @@
               <FileType>2</FileType>
               <FilePath>..\..\..\kernel\arch\arm\cortex-m3\keil\los_startup.s</FilePath>
             </File>
+            <File>
+              <FileName>los_debug.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>..\..\..\utils\los_debug.c</FilePath>
+            </File>
           </Files>
         </Group>
         <Group>
@@ -527,6 +552,11 @@
               <FileType>1</FileType>
               <FilePath>..\main.c</FilePath>
             </File>
+            <File>
+              <FileName>target_config.h</FileName>
+              <FileType>5</FileType>
+              <FilePath>..\target_config.h</FilePath>
+            </File>
           </Files>
         </Group>
         <Group>
@@ -557,6 +587,26 @@
               <FileType>1</FileType>
               <FilePath>..\..\..\components\bounds_checking_function\src\strncpy_s.c</FilePath>
             </File>
+            <File>
+              <FileName>los_exc_info.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>..\..\..\components\exchook\los_exc_info.c</FilePath>
+            </File>
+            <File>
+              <FileName>los_exc_info.h</FileName>
+              <FileType>5</FileType>
+              <FilePath>..\..\..\components\exchook\los_exc_info.h</FilePath>
+            </File>
+            <File>
+              <FileName>los_exchook.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>..\..\..\components\exchook\los_exchook.c</FilePath>
+            </File>
+            <File>
+              <FileName>los_exchook.h</FileName>
+              <FileType>5</FileType>
+              <FilePath>..\..\..\components\exchook\los_exchook.h</FilePath>
+            </File>
           </Files>
         </Group>
       </Groups>