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第一次实验-上课示例

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423A35C7 2024-10-08 21:33:28 +08:00
parent ffc675c5b3
commit b0ebd03d19
4 changed files with 109 additions and 61 deletions
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20
exp1/Core/Inc/variable.h Normal file
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@ -0,0 +1,20 @@
#include <stdint.h>
#ifndef __VARIABLE_H
#define __VARIABLE_H
#ifdef __cplusplus
extern "C" {
#endif
typedef struct {
uint8_t mMilSecCount; // 毫秒计数
uint8_t bTenMilSecOk; // 10毫秒标志位
uint8_t mTimeCount; // 秒计数
uint8_t bTimeOk; // 秒标志位
} stSysTickTimer;
#ifdef __cplusplus
}
#endif
#endif /* __VARIABLE_H */

15
exp1/Core/Src/main.c
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@ -22,7 +22,7 @@
/* Private includes ----------------------------------------------------------*/ /* Private includes ----------------------------------------------------------*/
/* USER CODE BEGIN Includes */ /* USER CODE BEGIN Includes */
#include "variable.h"
/* USER CODE END Includes */ /* USER CODE END Includes */
/* Private typedef -----------------------------------------------------------*/ /* Private typedef -----------------------------------------------------------*/
@ -43,7 +43,9 @@
/* Private variables ---------------------------------------------------------*/ /* Private variables ---------------------------------------------------------*/
/* USER CODE BEGIN PV */ /* USER CODE BEGIN PV */
stSysTickTimer sSysTickTimer = {
0, 0, 0, 0
};
/* USER CODE END PV */ /* USER CODE END PV */
/* Private function prototypes -----------------------------------------------*/ /* Private function prototypes -----------------------------------------------*/
@ -97,6 +99,15 @@ int main(void)
/* USER CODE END WHILE */ /* USER CODE END WHILE */
/* USER CODE BEGIN 3 */ /* USER CODE BEGIN 3 */
if (sSysTickTimer.bTenMilSecOk) {
sSysTickTimer.bTenMilSecOk = 0;
}
if (sSysTickTimer.bTimeOk) {
sSysTickTimer.bTimeOk = 0;
HAL_GPIO_TogglePin(TickClock_LED_GPIO_Port, TickClock_LED_Pin);
}
// HAL_GPIO_TogglePin(TickClock_LED_GPIO_Port, TickClock_LED_Pin);
// HAL_Delay(100);
} }
/* USER CODE END 3 */ /* USER CODE END 3 */
} }

12
exp1/Core/Src/stm32g4xx_it.c
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@ -22,6 +22,7 @@
#include "stm32g4xx_it.h" #include "stm32g4xx_it.h"
/* Private includes ----------------------------------------------------------*/ /* Private includes ----------------------------------------------------------*/
/* USER CODE BEGIN Includes */ /* USER CODE BEGIN Includes */
#include "variable.h"
/* USER CODE END Includes */ /* USER CODE END Includes */
/* Private typedef -----------------------------------------------------------*/ /* Private typedef -----------------------------------------------------------*/
@ -57,7 +58,7 @@
/* External variables --------------------------------------------------------*/ /* External variables --------------------------------------------------------*/
/* USER CODE BEGIN EV */ /* USER CODE BEGIN EV */
extern stSysTickTimer sSysTickTimer;
/* USER CODE END EV */ /* USER CODE END EV */
/******************************************************************************/ /******************************************************************************/
@ -187,7 +188,14 @@ void SysTick_Handler(void)
/* USER CODE END SysTick_IRQn 0 */ /* USER CODE END SysTick_IRQn 0 */
HAL_IncTick(); HAL_IncTick();
/* USER CODE BEGIN SysTick_IRQn 1 */ /* USER CODE BEGIN SysTick_IRQn 1 */
if (++sSysTickTimer.mMilSecCount >= 10) {
sSysTickTimer.mMilSecCount = 0;
sSysTickTimer.bTenMilSecOk = 1;
if (++sSysTickTimer.mTimeCount >= 100) {
sSysTickTimer.mTimeCount = 0;
sSysTickTimer.bTimeOk = 1;
}
}
/* USER CODE END SysTick_IRQn 1 */ /* USER CODE END SysTick_IRQn 1 */
} }

115
exp1/MDK-ARM/exp1.uvprojx
View File

@ -1,7 +1,10 @@
<?xml version="1.0" encoding="UTF-8"?> <?xml version="1.0" encoding="UTF-8" standalone="no" ?>
<Project xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" noNamespaceSchemaLocation="project_projx.xsd"> <Project xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="project_projx.xsd">
<SchemaVersion>2.1</SchemaVersion> <SchemaVersion>2.1</SchemaVersion>
<Header>### uVision Project, (C) Keil Software</Header> <Header>### uVision Project, (C) Keil Software</Header>
<Targets> <Targets>
<Target> <Target>
<TargetName>exp1</TargetName> <TargetName>exp1</TargetName>
@ -16,28 +19,28 @@
<PackID>Keil.STM32G4xx_DFP.1.5.0</PackID> <PackID>Keil.STM32G4xx_DFP.1.5.0</PackID>
<PackURL>https://www.keil.com/pack/</PackURL> <PackURL>https://www.keil.com/pack/</PackURL>
<Cpu>IRAM(0x20000000-0x2001FFFF) IROM(0x8000000-0x801FFFF) CLOCK(8000000) FPU2 CPUTYPE("Cortex-M4") TZ</Cpu> <Cpu>IRAM(0x20000000-0x2001FFFF) IROM(0x8000000-0x801FFFF) CLOCK(8000000) FPU2 CPUTYPE("Cortex-M4") TZ</Cpu>
<FlashUtilSpec /> <FlashUtilSpec></FlashUtilSpec>
<StartupFile /> <StartupFile></StartupFile>
<FlashDriverDll /> <FlashDriverDll></FlashDriverDll>
<DeviceId>0</DeviceId> <DeviceId>0</DeviceId>
<RegisterFile /> <RegisterFile></RegisterFile>
<MemoryEnv /> <MemoryEnv></MemoryEnv>
<Cmp /> <Cmp></Cmp>
<Asm /> <Asm></Asm>
<Linker /> <Linker></Linker>
<OHString /> <OHString></OHString>
<InfinionOptionDll /> <InfinionOptionDll></InfinionOptionDll>
<SLE66CMisc /> <SLE66CMisc></SLE66CMisc>
<SLE66AMisc /> <SLE66AMisc></SLE66AMisc>
<SLE66LinkerMisc /> <SLE66LinkerMisc></SLE66LinkerMisc>
<SFDFile>$$Device:STM32G473CBTx$CMSIS\SVD\STM32G473xx.svd</SFDFile> <SFDFile>$$Device:STM32G473CBTx$CMSIS\SVD\STM32G473xx.svd</SFDFile>
<bCustSvd>0</bCustSvd> <bCustSvd>0</bCustSvd>
<UseEnv>0</UseEnv> <UseEnv>0</UseEnv>
<BinPath /> <BinPath></BinPath>
<IncludePath /> <IncludePath></IncludePath>
<LibPath /> <LibPath></LibPath>
<RegisterFilePath /> <RegisterFilePath></RegisterFilePath>
<DBRegisterFilePath /> <DBRegisterFilePath></DBRegisterFilePath>
<TargetStatus> <TargetStatus>
<Error>0</Error> <Error>0</Error>
<ExitCodeStop>0</ExitCodeStop> <ExitCodeStop>0</ExitCodeStop>
@ -52,15 +55,15 @@
<CreateHexFile>1</CreateHexFile> <CreateHexFile>1</CreateHexFile>
<DebugInformation>1</DebugInformation> <DebugInformation>1</DebugInformation>
<BrowseInformation>1</BrowseInformation> <BrowseInformation>1</BrowseInformation>
<ListingPath /> <ListingPath></ListingPath>
<HexFormatSelection>1</HexFormatSelection> <HexFormatSelection>1</HexFormatSelection>
<Merge32K>0</Merge32K> <Merge32K>0</Merge32K>
<CreateBatchFile>0</CreateBatchFile> <CreateBatchFile>0</CreateBatchFile>
<BeforeCompile> <BeforeCompile>
<RunUserProg1>0</RunUserProg1> <RunUserProg1>0</RunUserProg1>
<RunUserProg2>0</RunUserProg2> <RunUserProg2>0</RunUserProg2>
<UserProg1Name /> <UserProg1Name></UserProg1Name>
<UserProg2Name /> <UserProg2Name></UserProg2Name>
<UserProg1Dos16Mode>0</UserProg1Dos16Mode> <UserProg1Dos16Mode>0</UserProg1Dos16Mode>
<UserProg2Dos16Mode>0</UserProg2Dos16Mode> <UserProg2Dos16Mode>0</UserProg2Dos16Mode>
<nStopU1X>0</nStopU1X> <nStopU1X>0</nStopU1X>
@ -69,8 +72,8 @@
<BeforeMake> <BeforeMake>
<RunUserProg1>0</RunUserProg1> <RunUserProg1>0</RunUserProg1>
<RunUserProg2>0</RunUserProg2> <RunUserProg2>0</RunUserProg2>
<UserProg1Name /> <UserProg1Name></UserProg1Name>
<UserProg2Name /> <UserProg2Name></UserProg2Name>
<UserProg1Dos16Mode>0</UserProg1Dos16Mode> <UserProg1Dos16Mode>0</UserProg1Dos16Mode>
<UserProg2Dos16Mode>0</UserProg2Dos16Mode> <UserProg2Dos16Mode>0</UserProg2Dos16Mode>
<nStopB1X>0</nStopB1X> <nStopB1X>0</nStopB1X>
@ -79,15 +82,15 @@
<AfterMake> <AfterMake>
<RunUserProg1>0</RunUserProg1> <RunUserProg1>0</RunUserProg1>
<RunUserProg2>1</RunUserProg2> <RunUserProg2>1</RunUserProg2>
<UserProg1Name /> <UserProg1Name></UserProg1Name>
<UserProg2Name /> <UserProg2Name></UserProg2Name>
<UserProg1Dos16Mode>0</UserProg1Dos16Mode> <UserProg1Dos16Mode>0</UserProg1Dos16Mode>
<UserProg2Dos16Mode>0</UserProg2Dos16Mode> <UserProg2Dos16Mode>0</UserProg2Dos16Mode>
<nStopA1X>0</nStopA1X> <nStopA1X>0</nStopA1X>
<nStopA2X>0</nStopA2X> <nStopA2X>0</nStopA2X>
</AfterMake> </AfterMake>
<SelectedForBatchBuild>1</SelectedForBatchBuild> <SelectedForBatchBuild>1</SelectedForBatchBuild>
<SVCSIdString /> <SVCSIdString></SVCSIdString>
</TargetCommonOption> </TargetCommonOption>
<CommonProperty> <CommonProperty>
<UseCPPCompiler>0</UseCPPCompiler> <UseCPPCompiler>0</UseCPPCompiler>
@ -101,8 +104,8 @@
<AssembleAssemblyFile>0</AssembleAssemblyFile> <AssembleAssemblyFile>0</AssembleAssemblyFile>
<PublicsOnly>0</PublicsOnly> <PublicsOnly>0</PublicsOnly>
<StopOnExitCode>3</StopOnExitCode> <StopOnExitCode>3</StopOnExitCode>
<CustomArgument /> <CustomArgument></CustomArgument>
<IncludeLibraryModules /> <IncludeLibraryModules></IncludeLibraryModules>
<ComprImg>0</ComprImg> <ComprImg>0</ComprImg>
</CommonProperty> </CommonProperty>
<DllOption> <DllOption>
@ -135,11 +138,11 @@
</Flash1> </Flash1>
<bUseTDR>1</bUseTDR> <bUseTDR>1</bUseTDR>
<Flash2>BIN\UL2V8M.DLL</Flash2> <Flash2>BIN\UL2V8M.DLL</Flash2>
<Flash3 /> <Flash3></Flash3>
<Flash4 /> <Flash4></Flash4>
<pFcarmOut /> <pFcarmOut></pFcarmOut>
<pFcarmGrp /> <pFcarmGrp></pFcarmGrp>
<pFcArmRoot /> <pFcArmRoot></pFcArmRoot>
<FcArmLst>0</FcArmLst> <FcArmLst>0</FcArmLst>
</Utilities> </Utilities>
<TargetArmAds> <TargetArmAds>
@ -172,7 +175,7 @@
<RvctClst>0</RvctClst> <RvctClst>0</RvctClst>
<GenPPlst>0</GenPPlst> <GenPPlst>0</GenPPlst>
<AdsCpuType>"Cortex-M4"</AdsCpuType> <AdsCpuType>"Cortex-M4"</AdsCpuType>
<RvctDeviceName /> <RvctDeviceName></RvctDeviceName>
<mOS>0</mOS> <mOS>0</mOS>
<uocRom>0</uocRom> <uocRom>0</uocRom>
<uocRam>0</uocRam> <uocRam>0</uocRam>
@ -306,7 +309,7 @@
<Size>0x0</Size> <Size>0x0</Size>
</OCR_RVCT10> </OCR_RVCT10>
</OnChipMemories> </OnChipMemories>
<RvctStartVector /> <RvctStartVector></RvctStartVector>
</ArmAdsMisc> </ArmAdsMisc>
<Cads> <Cads>
<interw>1</interw> <interw>1</interw>
@ -333,9 +336,9 @@
<v6WtE>0</v6WtE> <v6WtE>0</v6WtE>
<v6Rtti>0</v6Rtti> <v6Rtti>0</v6Rtti>
<VariousControls> <VariousControls>
<MiscControls /> <MiscControls></MiscControls>
<Define>USE_HAL_DRIVER,STM32G473xx</Define> <Define>USE_HAL_DRIVER,STM32G473xx</Define>
<Undefine /> <Undefine></Undefine>
<IncludePath>../Core/Inc;../Drivers/STM32G4xx_HAL_Driver/Inc;../Drivers/STM32G4xx_HAL_Driver/Inc/Legacy;../Drivers/CMSIS/Device/ST/STM32G4xx/Include;../Drivers/CMSIS/Include</IncludePath> <IncludePath>../Core/Inc;../Drivers/STM32G4xx_HAL_Driver/Inc;../Drivers/STM32G4xx_HAL_Driver/Inc/Legacy;../Drivers/CMSIS/Device/ST/STM32G4xx/Include;../Drivers/CMSIS/Include</IncludePath>
</VariousControls> </VariousControls>
</Cads> </Cads>
@ -351,10 +354,10 @@
<useXO>0</useXO> <useXO>0</useXO>
<ClangAsOpt>1</ClangAsOpt> <ClangAsOpt>1</ClangAsOpt>
<VariousControls> <VariousControls>
<MiscControls /> <MiscControls></MiscControls>
<Define /> <Define></Define>
<Undefine /> <Undefine></Undefine>
<IncludePath /> <IncludePath></IncludePath>
</VariousControls> </VariousControls>
</Aads> </Aads>
<LDads> <LDads>
@ -364,15 +367,15 @@
<noStLib>0</noStLib> <noStLib>0</noStLib>
<RepFail>1</RepFail> <RepFail>1</RepFail>
<useFile>0</useFile> <useFile>0</useFile>
<TextAddressRange /> <TextAddressRange></TextAddressRange>
<DataAddressRange /> <DataAddressRange></DataAddressRange>
<pXoBase /> <pXoBase></pXoBase>
<ScatterFile /> <ScatterFile></ScatterFile>
<IncludeLibs /> <IncludeLibs></IncludeLibs>
<IncludeLibsPath /> <IncludeLibsPath></IncludeLibsPath>
<Misc /> <Misc></Misc>
<LinkerInputFile /> <LinkerInputFile></LinkerInputFile>
<DisabledWarnings /> <DisabledWarnings></DisabledWarnings>
</LDads> </LDads>
</TargetArmAds> </TargetArmAds>
</TargetOption> </TargetOption>
@ -410,6 +413,11 @@
<FileType>1</FileType> <FileType>1</FileType>
<FilePath>../Core/Src/stm32g4xx_hal_msp.c</FilePath> <FilePath>../Core/Src/stm32g4xx_hal_msp.c</FilePath>
</File> </File>
<File>
<FileName>variable.h</FileName>
<FileType>5</FileType>
<FilePath>..\Core\Inc\variable.h</FilePath>
</File>
</Files> </Files>
</Group> </Group>
<Group> <Group>
@ -508,6 +516,7 @@
</Groups> </Groups>
</Target> </Target>
</Targets> </Targets>
<RTE> <RTE>
<apis/> <apis/>
<components> <components>
@ -520,5 +529,5 @@
</components> </components>
<files/> <files/>
</RTE> </RTE>
</Project>
</Project>