diff --git a/bsp/n32g452xx/Libraries/Kconfig b/bsp/n32g452xx/Libraries/Kconfig
new file mode 100755
index 0000000000000000000000000000000000000000..a1db7a20bec354da30d13feb5aa5f62715d36e76
--- /dev/null
+++ b/bsp/n32g452xx/Libraries/Kconfig
@@ -0,0 +1,7 @@
+config SOC_FAMILY_N32
+    bool
+
+config SOC_SERIES_N32G452XX
+    bool
+    select ARCH_ARM_CORTEX_M4
+    select SOC_FAMILY_N32
diff --git a/bsp/n32g452xx/Libraries/rt_drivers/drv_adc.c b/bsp/n32g452xx/Libraries/rt_drivers/drv_adc.c
index 8450b3501424c290f43cf6917742d113c130d292..fd4212e92ce59edcc3a324d42dd0146a8edef1a7 100644
--- a/bsp/n32g452xx/Libraries/rt_drivers/drv_adc.c
+++ b/bsp/n32g452xx/Libraries/rt_drivers/drv_adc.c
@@ -98,6 +98,9 @@ static rt_uint32_t n32_adc_get_channel(rt_uint32_t channel)
         case 17:
             n32_channel = ADC_CH_17;
             break;
+        case 18:
+            n32_channel = ADC_CH_18;
+            break;
     }
 
     return n32_channel;
@@ -124,6 +127,12 @@ static rt_err_t n32_adc_enabled(struct rt_adc_device *device, rt_uint32_t channe
     /* ADCx regular channels configuration */
     ADC_ConfigRegularChannel(n32_adc_handler, n32_adc_get_channel(channel), 1, ADC_SAMP_TIME_28CYCLES5);
 
+    if (((n32_adc_handler == ADC2) || (n32_adc_handler == ADC2))
+        && ((n32_adc_get_channel(channel) == ADC_CH_16) || (n32_adc_get_channel(channel) == ADC_CH_18)))
+    {
+        ADC_EnableTempSensorVrefint(ENABLE);
+    }
+
     /* Enable ADCx */
     ADC_Enable(n32_adc_handler, ENABLE);
 
diff --git a/bsp/n32g452xx/Libraries/rt_drivers/drv_common.c b/bsp/n32g452xx/Libraries/rt_drivers/drv_common.c
index b7bae8bf2ce501fbb11c8cdc668b693d4e831d54..fc46b2065dd830b25c9398ff0aeb1dc8ea1f4155 100644
--- a/bsp/n32g452xx/Libraries/rt_drivers/drv_common.c
+++ b/bsp/n32g452xx/Libraries/rt_drivers/drv_common.c
@@ -25,7 +25,7 @@ static void reboot(uint8_t argc, char **argv)
 {
     rt_hw_cpu_reset();
 }
-FINSH_FUNCTION_EXPORT_ALIAS(reboot, __cmd_reboot, Reboot System);
+MSH_CMD_EXPORT(reboot, Reboot System);
 #endif /* RT_USING_FINSH */
 
 /**
diff --git a/bsp/n32g452xx/Libraries/rt_drivers/drv_gpio.c b/bsp/n32g452xx/Libraries/rt_drivers/drv_gpio.c
index 40b59d18980ec43867d366536626e8e7ac3f350d..87975f995b1c957d89985b6b1d28cd1bac2b5556 100644
--- a/bsp/n32g452xx/Libraries/rt_drivers/drv_gpio.c
+++ b/bsp/n32g452xx/Libraries/rt_drivers/drv_gpio.c
@@ -552,6 +552,16 @@ void n32_pin_mode(rt_device_t dev, rt_base_t pin, rt_base_t mode)
         /* input setting: pull up. */
         GPIO_InitStructure.GPIO_Mode  = GPIO_Mode_IPU;
     }
+    else if (mode == PIN_MODE_INPUT_PULLDOWN)
+    {
+        /* input setting: pull up. */
+        GPIO_InitStructure.GPIO_Mode  = GPIO_Mode_IPD;
+    }
+    else if (mode == PIN_MODE_OUTPUT_OD)
+    {
+        /* input setting: pull up. */
+        GPIO_InitStructure.GPIO_Mode  = GPIO_Mode_Out_OD;
+    }
     else
     {
         /* input setting:default. */
diff --git a/bsp/n32g452xx/n32g452xx-mini-system/.config b/bsp/n32g452xx/n32g452xx-mini-system/.config
index 4dc7a24334cfb74a4d8398b6180febe76d53793b..3ef47e09fc47dc6e0ef50379f2d7f4652e2ae4be 100644
--- a/bsp/n32g452xx/n32g452xx-mini-system/.config
+++ b/bsp/n32g452xx/n32g452xx-mini-system/.config
@@ -96,19 +96,19 @@ CONFIG_RT_MAIN_THREAD_PRIORITY=10
 # Command shell
 #
 CONFIG_RT_USING_FINSH=y
+CONFIG_RT_USING_MSH=y
+CONFIG_FINSH_USING_MSH=y
 CONFIG_FINSH_THREAD_NAME="tshell"
+CONFIG_FINSH_THREAD_PRIORITY=20
+CONFIG_FINSH_THREAD_STACK_SIZE=4096
 CONFIG_FINSH_USING_HISTORY=y
 CONFIG_FINSH_HISTORY_LINES=5
 CONFIG_FINSH_USING_SYMTAB=y
+CONFIG_FINSH_CMD_SIZE=80
+CONFIG_MSH_USING_BUILT_IN_COMMANDS=y
 CONFIG_FINSH_USING_DESCRIPTION=y
 # CONFIG_FINSH_ECHO_DISABLE_DEFAULT is not set
-CONFIG_FINSH_THREAD_PRIORITY=20
-CONFIG_FINSH_THREAD_STACK_SIZE=4096
-CONFIG_FINSH_CMD_SIZE=80
 # CONFIG_FINSH_USING_AUTH is not set
-CONFIG_FINSH_USING_MSH=y
-CONFIG_FINSH_USING_MSH_DEFAULT=y
-# CONFIG_FINSH_USING_MSH_ONLY is not set
 CONFIG_FINSH_ARG_MAX=10
 
 #
@@ -162,6 +162,7 @@ CONFIG_RT_USING_PWM=y
 #
 CONFIG_RT_USING_LIBC=y
 # CONFIG_RT_USING_PTHREADS is not set
+CONFIG_RT_LIBC_USING_TIME=y
 # CONFIG_RT_USING_MODULE is not set
 CONFIG_RT_LIBC_DEFAULT_TIMEZONE=8
 
@@ -254,6 +255,7 @@ CONFIG_RT_LIBC_DEFAULT_TIMEZONE=8
 # CONFIG_PKG_USING_AT_DEVICE is not set
 # CONFIG_PKG_USING_ATSRV_SOCKET is not set
 # CONFIG_PKG_USING_WIZNET is not set
+# CONFIG_PKG_USING_ZB_COORDINATOR is not set
 
 #
 # IoT Cloud
@@ -294,6 +296,11 @@ CONFIG_RT_LIBC_DEFAULT_TIMEZONE=8
 # CONFIG_PKG_USING_AGILE_MODBUS is not set
 # CONFIG_PKG_USING_AGILE_FTP is not set
 # CONFIG_PKG_USING_EMBEDDEDPROTO is not set
+# CONFIG_PKG_USING_RT_LINK_HW is not set
+# CONFIG_PKG_USING_LORA_PKT_FWD is not set
+# CONFIG_PKG_USING_LORA_GW_DRIVER_LIB is not set
+# CONFIG_PKG_USING_LORA_PKT_SNIFFER is not set
+# CONFIG_PKG_USING_HM is not set
 
 #
 # security packages
@@ -310,6 +317,7 @@ CONFIG_RT_LIBC_DEFAULT_TIMEZONE=8
 # CONFIG_PKG_USING_LUA is not set
 # CONFIG_PKG_USING_JERRYSCRIPT is not set
 # CONFIG_PKG_USING_MICROPYTHON is not set
+# CONFIG_PKG_USING_PIKASCRIPT is not set
 
 #
 # multimedia packages
@@ -326,6 +334,13 @@ CONFIG_RT_LIBC_DEFAULT_TIMEZONE=8
 # CONFIG_PKG_USING_NUEMWIN is not set
 # CONFIG_PKG_USING_MP3PLAYER is not set
 # CONFIG_PKG_USING_TINYJPEG is not set
+# CONFIG_PKG_USING_UGUI is not set
+
+#
+# U8G2: a monochrome graphic library
+#
+# CONFIG_PKG_USING_U8G2_OFFICIAL is not set
+# CONFIG_PKG_USING_U8G2 is not set
 
 #
 # tools packages
@@ -420,6 +435,9 @@ CONFIG_RT_LIBC_DEFAULT_TIMEZONE=8
 # CONFIG_PKG_USING_LPM is not set
 # CONFIG_PKG_USING_TLSF is not set
 # CONFIG_PKG_USING_EVENT_RECORDER is not set
+# CONFIG_PKG_USING_ARM_2D is not set
+# CONFIG_PKG_USING_WCWIDTH is not set
+# CONFIG_PKG_USING_MCUBOOT is not set
 
 #
 # peripheral libraries and drivers
@@ -431,7 +449,6 @@ CONFIG_RT_LIBC_DEFAULT_TIMEZONE=8
 # CONFIG_PKG_USING_AS7341 is not set
 # CONFIG_PKG_USING_STM32_SDIO is not set
 # CONFIG_PKG_USING_ICM20608 is not set
-# CONFIG_PKG_USING_U8G2 is not set
 # CONFIG_PKG_USING_BUTTON is not set
 # CONFIG_PKG_USING_PCF8574 is not set
 # CONFIG_PKG_USING_SX12XX is not set
@@ -490,6 +507,11 @@ CONFIG_RT_LIBC_DEFAULT_TIMEZONE=8
 # CONFIG_PKG_USING_KOBUKI is not set
 # CONFIG_PKG_USING_ROSSERIAL is not set
 # CONFIG_PKG_USING_MICRO_ROS is not set
+# CONFIG_PKG_USING_MCP23008 is not set
+# CONFIG_PKG_USING_BLUETRUM_SDK is not set
+# CONFIG_PKG_USING_MISAKA_AT24CXX is not set
+# CONFIG_PKG_USING_MISAKA_RGB_BLING is not set
+# CONFIG_PKG_USING_BL_MCU_SDK is not set
 
 #
 # AI packages
@@ -507,6 +529,27 @@ CONFIG_RT_LIBC_DEFAULT_TIMEZONE=8
 #
 # miscellaneous packages
 #
+
+#
+# samples: kernel and components samples
+#
+# CONFIG_PKG_USING_KERNEL_SAMPLES is not set
+# CONFIG_PKG_USING_FILESYSTEM_SAMPLES is not set
+# CONFIG_PKG_USING_NETWORK_SAMPLES is not set
+# CONFIG_PKG_USING_PERIPHERAL_SAMPLES is not set
+
+#
+# entertainment: terminal games and other interesting software packages
+#
+# CONFIG_PKG_USING_CMATRIX is not set
+# CONFIG_PKG_USING_SL is not set
+# CONFIG_PKG_USING_CAL is not set
+# CONFIG_PKG_USING_ACLOCK is not set
+# CONFIG_PKG_USING_THREES is not set
+# CONFIG_PKG_USING_2048 is not set
+# CONFIG_PKG_USING_SNAKE is not set
+# CONFIG_PKG_USING_TETRIS is not set
+# CONFIG_PKG_USING_DONUT is not set
 # CONFIG_PKG_USING_LIBCSV is not set
 # CONFIG_PKG_USING_OPTPARSE is not set
 # CONFIG_PKG_USING_FASTLZ is not set
@@ -524,14 +567,6 @@ CONFIG_RT_LIBC_DEFAULT_TIMEZONE=8
 # CONFIG_PKG_USING_DIGITALCTRL is not set
 # CONFIG_PKG_USING_UPACKER is not set
 # CONFIG_PKG_USING_UPARAM is not set
-
-#
-# samples: kernel and components samples
-#
-# CONFIG_PKG_USING_KERNEL_SAMPLES is not set
-# CONFIG_PKG_USING_FILESYSTEM_SAMPLES is not set
-# CONFIG_PKG_USING_NETWORK_SAMPLES is not set
-# CONFIG_PKG_USING_PERIPHERAL_SAMPLES is not set
 # CONFIG_PKG_USING_HELLO is not set
 # CONFIG_PKG_USING_VI is not set
 # CONFIG_PKG_USING_KI is not set
@@ -539,20 +574,11 @@ CONFIG_RT_LIBC_DEFAULT_TIMEZONE=8
 # CONFIG_PKG_USING_VT100 is not set
 # CONFIG_PKG_USING_UKAL is not set
 # CONFIG_PKG_USING_CRCLIB is not set
-
-#
-# entertainment: terminal games and other interesting software packages
-#
-# CONFIG_PKG_USING_THREES is not set
-# CONFIG_PKG_USING_2048 is not set
-# CONFIG_PKG_USING_SNAKE is not set
-# CONFIG_PKG_USING_TETRIS is not set
-# CONFIG_PKG_USING_DONUT is not set
-# CONFIG_PKG_USING_ACLOCK is not set
 # CONFIG_PKG_USING_LWGPS is not set
 # CONFIG_PKG_USING_STATE_MACHINE is not set
 # CONFIG_PKG_USING_MCURSES is not set
 # CONFIG_PKG_USING_COWSAY is not set
+# CONFIG_PKG_USING_TERMBOX is not set
 
 #
 # Hardware Drivers Config
diff --git a/bsp/n32g452xx/n32g452xx-mini-system/applications/main.c b/bsp/n32g452xx/n32g452xx-mini-system/applications/main.c
index 180781999214278a90097be8c659ffa2b49da93a..11fdf6f84be3443349ce3c610cbf25ea1ccd97df 100644
--- a/bsp/n32g452xx/n32g452xx-mini-system/applications/main.c
+++ b/bsp/n32g452xx/n32g452xx-mini-system/applications/main.c
@@ -7,6 +7,7 @@
  * Date           Author       Notes
  * 2015-07-29     Arda.Fu      first implementation
  */
+#include <stdint.h>
 #include <rtthread.h>
 #include <rtdevice.h>
 
diff --git a/bsp/n32g452xx/n32g452xx-mini-system/board/Kconfig b/bsp/n32g452xx/n32g452xx-mini-system/board/Kconfig
index 8a4e0749d8ace5ac92552e8342521a0e0198fb7c..1d02d7e97ece8bbd9ff2f2481a61cf75d3d038e3 100755
--- a/bsp/n32g452xx/n32g452xx-mini-system/board/Kconfig
+++ b/bsp/n32g452xx/n32g452xx-mini-system/board/Kconfig
@@ -2,6 +2,7 @@ menu "Hardware Drivers Config"
 
 config SOC_N32G452XX
     bool
+    select SOC_SERIES_N32G452XX
     select RT_USING_COMPONENTS_INIT
     select RT_USING_USER_MAIN
     default y
diff --git a/bsp/n32g452xx/n32g452xx-mini-system/project.uvprojx b/bsp/n32g452xx/n32g452xx-mini-system/project.uvprojx
new file mode 100755
index 0000000000000000000000000000000000000000..20248e2aa458659f07f1041e052e0ee7f88f7d5c
--- /dev/null
+++ b/bsp/n32g452xx/n32g452xx-mini-system/project.uvprojx
@@ -0,0 +1,930 @@
+<?xml version="1.0" encoding="UTF-8" standalone="no" ?>
+<Project xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="project_projx.xsd">
+  <SchemaVersion>2.1</SchemaVersion>
+  <Header>### uVision Project, (C) Keil Software</Header>
+  <Targets>
+    <Target>
+      <TargetName>rtthread-n32</TargetName>
+      <ToolsetNumber>0x4</ToolsetNumber>
+      <ToolsetName>ARM-ADS</ToolsetName>
+      <uAC6>0</uAC6>
+      <TargetOption>
+        <TargetCommonOption>
+          <Device>N32G452RCL7</Device>
+          <Vendor>Nationstech</Vendor>
+          <PackID>Nationstech.N32G45x_DFP.1.0.1</PackID>
+          <PackURL>http://www.keil.com/pack/</PackURL>
+          <Cpu>IRAM(0x20000000,0x24000) IROM(0x08000000,0x40000) CPUTYPE("Cortex-M4") FPU2 CLOCK(12000000) ELITTLE</Cpu>
+          <FlashUtilSpec />
+          <StartupFile />
+          <FlashDriverDll>UL2CM3(-S0 -C0 -P0 -FD20000000 -FC1000 -FN1 -FF0N32G45x -FS08000000 -FL040000 -FP0($$Device:N32G452RCL7$Flash\N32G45x.FLM))</FlashDriverDll>
+          <DeviceId>0</DeviceId>
+          <RegisterFile>$$Device:N32G452RCL7$firmware\CMSIS\device\n32g45x.h</RegisterFile>
+          <MemoryEnv />
+          <Cmp />
+          <Asm />
+          <Linker />
+          <OHString />
+          <InfinionOptionDll />
+          <SLE66CMisc />
+          <SLE66AMisc />
+          <SLE66LinkerMisc />
+          <SFDFile>$$Device:N32G452RCL7$svd\N32G452.svd</SFDFile>
+          <bCustSvd>0</bCustSvd>
+          <UseEnv>0</UseEnv>
+          <BinPath />
+          <IncludePath />
+          <LibPath />
+          <RegisterFilePath />
+          <DBRegisterFilePath />
+          <TargetStatus>
+            <Error>0</Error>
+            <ExitCodeStop>0</ExitCodeStop>
+            <ButtonStop>0</ButtonStop>
+            <NotGenerated>0</NotGenerated>
+            <InvalidFlash>1</InvalidFlash>
+          </TargetStatus>
+          <OutputDirectory>.\build\</OutputDirectory>
+          <OutputName>rt-thread</OutputName>
+          <CreateExecutable>1</CreateExecutable>
+          <CreateLib>0</CreateLib>
+          <CreateHexFile>0</CreateHexFile>
+          <DebugInformation>1</DebugInformation>
+          <BrowseInformation>0</BrowseInformation>
+          <ListingPath>.\build\</ListingPath>
+          <HexFormatSelection>1</HexFormatSelection>
+          <Merge32K>0</Merge32K>
+          <CreateBatchFile>0</CreateBatchFile>
+          <BeforeCompile>
+            <RunUserProg1>0</RunUserProg1>
+            <RunUserProg2>0</RunUserProg2>
+            <UserProg1Name />
+            <UserProg2Name />
+            <UserProg1Dos16Mode>0</UserProg1Dos16Mode>
+            <UserProg2Dos16Mode>0</UserProg2Dos16Mode>
+            <nStopU1X>0</nStopU1X>
+            <nStopU2X>0</nStopU2X>
+          </BeforeCompile>
+          <BeforeMake>
+            <RunUserProg1>0</RunUserProg1>
+            <RunUserProg2>0</RunUserProg2>
+            <UserProg1Name />
+            <UserProg2Name />
+            <UserProg1Dos16Mode>0</UserProg1Dos16Mode>
+            <UserProg2Dos16Mode>0</UserProg2Dos16Mode>
+            <nStopB1X>0</nStopB1X>
+            <nStopB2X>0</nStopB2X>
+          </BeforeMake>
+          <AfterMake>
+            <RunUserProg1>1</RunUserProg1>
+            <RunUserProg2>0</RunUserProg2>
+            <UserProg1Name>fromelf --bin !L --output rtthread.bin</UserProg1Name>
+            <UserProg2Name />
+            <UserProg1Dos16Mode>0</UserProg1Dos16Mode>
+            <UserProg2Dos16Mode>0</UserProg2Dos16Mode>
+            <nStopA1X>0</nStopA1X>
+            <nStopA2X>0</nStopA2X>
+          </AfterMake>
+          <SelectedForBatchBuild>0</SelectedForBatchBuild>
+          <SVCSIdString />
+        </TargetCommonOption>
+        <CommonProperty>
+          <UseCPPCompiler>0</UseCPPCompiler>
+          <RVCTCodeConst>0</RVCTCodeConst>
+          <RVCTZI>0</RVCTZI>
+          <RVCTOtherData>0</RVCTOtherData>
+          <ModuleSelection>0</ModuleSelection>
+          <IncludeInBuild>1</IncludeInBuild>
+          <AlwaysBuild>0</AlwaysBuild>
+          <GenerateAssemblyFile>0</GenerateAssemblyFile>
+          <AssembleAssemblyFile>0</AssembleAssemblyFile>
+          <PublicsOnly>0</PublicsOnly>
+          <StopOnExitCode>3</StopOnExitCode>
+          <CustomArgument />
+          <IncludeLibraryModules />
+          <ComprImg>1</ComprImg>
+        </CommonProperty>
+        <DllOption>
+          <SimDllName>SARMCM3.DLL</SimDllName>
+          <SimDllArguments> -REMAP</SimDllArguments>
+          <SimDlgDll>DCM.DLL</SimDlgDll>
+          <SimDlgDllArguments>-pCM4</SimDlgDllArguments>
+          <TargetDllName>SARMCM3.DLL</TargetDllName>
+          <TargetDllArguments />
+          <TargetDlgDll>TCM.DLL</TargetDlgDll>
+          <TargetDlgDllArguments>-pCM4</TargetDlgDllArguments>
+        </DllOption>
+        <DebugOption>
+          <OPTHX>
+            <HexSelection>1</HexSelection>
+            <HexRangeLowAddress>0</HexRangeLowAddress>
+            <HexRangeHighAddress>0</HexRangeHighAddress>
+            <HexOffset>0</HexOffset>
+            <Oh166RecLen>16</Oh166RecLen>
+          </OPTHX>
+        </DebugOption>
+        <Utilities>
+          <Flash1>
+            <UseTargetDll>1</UseTargetDll>
+            <UseExternalTool>0</UseExternalTool>
+            <RunIndependent>0</RunIndependent>
+            <UpdateFlashBeforeDebugging>1</UpdateFlashBeforeDebugging>
+            <Capability>1</Capability>
+            <DriverSelection>4096</DriverSelection>
+          </Flash1>
+          <bUseTDR>1</bUseTDR>
+          <Flash2>BIN\UL2CM3.DLL</Flash2>
+          <Flash3>"" ()</Flash3>
+          <Flash4 />
+          <pFcarmOut />
+          <pFcarmGrp />
+          <pFcArmRoot />
+          <FcArmLst>0</FcArmLst>
+        </Utilities>
+        <TargetArmAds>
+          <ArmAdsMisc>
+            <GenerateListings>0</GenerateListings>
+            <asHll>1</asHll>
+            <asAsm>1</asAsm>
+            <asMacX>1</asMacX>
+            <asSyms>1</asSyms>
+            <asFals>1</asFals>
+            <asDbgD>1</asDbgD>
+            <asForm>1</asForm>
+            <ldLst>0</ldLst>
+            <ldmm>1</ldmm>
+            <ldXref>1</ldXref>
+            <BigEnd>0</BigEnd>
+            <AdsALst>1</AdsALst>
+            <AdsACrf>1</AdsACrf>
+            <AdsANop>0</AdsANop>
+            <AdsANot>0</AdsANot>
+            <AdsLLst>1</AdsLLst>
+            <AdsLmap>1</AdsLmap>
+            <AdsLcgr>1</AdsLcgr>
+            <AdsLsym>1</AdsLsym>
+            <AdsLszi>1</AdsLszi>
+            <AdsLtoi>1</AdsLtoi>
+            <AdsLsun>1</AdsLsun>
+            <AdsLven>1</AdsLven>
+            <AdsLsxf>1</AdsLsxf>
+            <RvctClst>0</RvctClst>
+            <GenPPlst>0</GenPPlst>
+            <AdsCpuType>"Cortex-M4"</AdsCpuType>
+            <RvctDeviceName />
+            <mOS>0</mOS>
+            <uocRom>0</uocRom>
+            <uocRam>0</uocRam>
+            <hadIROM>1</hadIROM>
+            <hadIRAM>1</hadIRAM>
+            <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>
+            <OptFeed>0</OptFeed>
+            <NoZi1>0</NoZi1>
+            <NoZi2>0</NoZi2>
+            <NoZi3>0</NoZi3>
+            <NoZi4>0</NoZi4>
+            <NoZi5>0</NoZi5>
+            <Ro1Chk>0</Ro1Chk>
+            <Ro2Chk>0</Ro2Chk>
+            <Ro3Chk>0</Ro3Chk>
+            <Ir1Chk>1</Ir1Chk>
+            <Ir2Chk>0</Ir2Chk>
+            <Ra1Chk>0</Ra1Chk>
+            <Ra2Chk>0</Ra2Chk>
+            <Ra3Chk>0</Ra3Chk>
+            <Im1Chk>1</Im1Chk>
+            <Im2Chk>0</Im2Chk>
+            <OnChipMemories>
+              <Ocm1>
+                <Type>0</Type>
+                <StartAddress>0x0</StartAddress>
+                <Size>0x0</Size>
+              </Ocm1>
+              <Ocm2>
+                <Type>0</Type>
+                <StartAddress>0x0</StartAddress>
+                <Size>0x0</Size>
+              </Ocm2>
+              <Ocm3>
+                <Type>0</Type>
+                <StartAddress>0x0</StartAddress>
+                <Size>0x0</Size>
+              </Ocm3>
+              <Ocm4>
+                <Type>0</Type>
+                <StartAddress>0x0</StartAddress>
+                <Size>0x0</Size>
+              </Ocm4>
+              <Ocm5>
+                <Type>0</Type>
+                <StartAddress>0x0</StartAddress>
+                <Size>0x0</Size>
+              </Ocm5>
+              <Ocm6>
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+              <FileName>n32g45x_dbg.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>..\Libraries\N32_Std_Driver\n32g45x_std_periph_driver\src\n32g45x_dbg.c</FilePath>
+            </File>
+          </Files>
+          <Files>
+            <File>
+              <FileName>misc.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>..\Libraries\N32_Std_Driver\n32g45x_std_periph_driver\src\misc.c</FilePath>
+            </File>
+          </Files>
+          <Files>
+            <File>
+              <FileName>n32g45x_dac.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>..\Libraries\N32_Std_Driver\n32g45x_std_periph_driver\src\n32g45x_dac.c</FilePath>
+            </File>
+          </Files>
+          <Files>
+            <File>
+              <FileName>n32g45x_sdio.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>..\Libraries\N32_Std_Driver\n32g45x_std_periph_driver\src\n32g45x_sdio.c</FilePath>
+            </File>
+          </Files>
+        </Group>
+      </Groups>
+    </Target>
+  </Targets>
+  <RTE>
+    <apis />
+    <components />
+    <files />
+  </RTE>
+  <LayerInfo>
+    <Layers>
+      <Layer>
+        <LayName>template</LayName>
+        <LayPrjMark>1</LayPrjMark>
+      </Layer>
+    </Layers>
+  </LayerInfo>
+</Project>
diff --git a/bsp/n32g452xx/n32g452xx-mini-system/rtconfig.h b/bsp/n32g452xx/n32g452xx-mini-system/rtconfig.h
index dc79897be934623f38d2ffa02ad3e6a13279de9a..7feb290eb266a056cd291045a389d5dc4f5ee0f1 100644
--- a/bsp/n32g452xx/n32g452xx-mini-system/rtconfig.h
+++ b/bsp/n32g452xx/n32g452xx-mini-system/rtconfig.h
@@ -59,16 +59,17 @@
 /* Command shell */
 
 #define RT_USING_FINSH
+#define RT_USING_MSH
+#define FINSH_USING_MSH
 #define FINSH_THREAD_NAME "tshell"
+#define FINSH_THREAD_PRIORITY 20
+#define FINSH_THREAD_STACK_SIZE 4096
 #define FINSH_USING_HISTORY
 #define FINSH_HISTORY_LINES 5
 #define FINSH_USING_SYMTAB
-#define FINSH_USING_DESCRIPTION
-#define FINSH_THREAD_PRIORITY 20
-#define FINSH_THREAD_STACK_SIZE 4096
 #define FINSH_CMD_SIZE 80
-#define FINSH_USING_MSH
-#define FINSH_USING_MSH_DEFAULT
+#define MSH_USING_BUILT_IN_COMMANDS
+#define FINSH_USING_DESCRIPTION
 #define FINSH_ARG_MAX 10
 
 /* Device virtual file system */
@@ -91,6 +92,7 @@
 /* POSIX layer and C standard library */
 
 #define RT_USING_LIBC
+#define RT_LIBC_USING_TIME
 #define RT_LIBC_DEFAULT_TIMEZONE 8
 
 /* Network */
@@ -141,6 +143,9 @@
 /* multimedia packages */
 
 
+/* U8G2: a monochrome graphic library */
+
+
 /* tools packages */
 
 
@@ -160,7 +165,6 @@
 
 /* miscellaneous packages */
 
-
 /* samples: kernel and components samples */
 
 
diff --git a/components/drivers/misc/rt_drv_pwm.c b/components/drivers/misc/rt_drv_pwm.c
index 04895868e21043654c764ea6ec35110308c53b97..42325587ab75e0dbc32099afe370c4b75fd4b912 100644
--- a/components/drivers/misc/rt_drv_pwm.c
+++ b/components/drivers/misc/rt_drv_pwm.c
@@ -9,6 +9,7 @@
  */
 
 #include <string.h>
+#include <stdlib.h>
 
 #include <drivers/rt_drv_pwm.h>