stm32-chaoshengbo.rar_chaoshengbo_stm32超声波_超声

共157个文件

h：28个

c：27个

o：27个

版权申诉

155 浏览量 2022-09-23 12:27:13 上传评论收藏 4.02MB RAR 举报

STM32超声波驱动程序是嵌入式系统开发中的一个重要环节，特别是在物联网(IoT)设备、自动化设备以及各种距离测量应用中。本压缩包文件"stm32-chaoshengbo.rar"包含了用于STM32微控制器的超声波测距功能的完整工程，已经过测试，确保其可用性。 STM32是一款基于ARM Cortex-M内核的微控制器，由意法半导体公司（STMicroelectronics）生产。它的广泛应用在于其高性能、低功耗以及丰富的外设接口。在超声波测距系统中，STM32通常扮演着控制和数据处理的角色。超声波测距的基本原理是利用超声波的发射和接收。系统首先发送一个脉冲到超声波传感器（也称为超声波探头），这个传感器能发射出特定频率的超声波。当这些声波遇到障碍物时会反射回来，被同一传感器接收到。通过计算发射和接收之间的时间差，可以利用声速来计算与障碍物的距离。在STM32超声波驱动程序中，主要涉及以下几个关键知识点： 1. **定时器配置**：为了精确测量超声波的发射和接收时间差，我们需要使用STM32内置的定时器。通常选择具有较高分辨率的高级定时器（如TIM2、TIM5等），设置为单脉冲模式，并配置中断或DMA触发，以便在超声波发射和接收时记录时间。 2. **GPIO配置**：超声波传感器的发射和接收通常通过GPIO引脚控制。发射时，通过GPIO输出高电平驱动超声波传感器发射脉冲；接收时，将GPIO配置为输入模式，检测回波信号。 3. **中断处理**：在超声波发射完成后，系统会触发一个中断，此时需要停止定时器计数并保存起始时间。同样，当检测到回波信号时，也会触发另一个中断，此时记录结束时间，计算时间差。 4. **距离计算**：考虑到超声波在空气中的传播速度大约为340米/秒，将时间差乘以声速即可得到距离。但实际应用中还需要考虑温度对声速的影响，因此可能需要进行温度补偿。 5. **串口通信**：压缩包中的“超声波串口”可能是用于将测量结果通过串行通信接口（如UART）发送到上位机或者显示设备。这涉及到串口的初始化配置，包括波特率、数据位、停止位、校验位等参数设置，以及数据发送和接收的函数实现。 6. **软件设计**：驱动程序通常包含初始化、发送、接收和计算等功能模块，需要遵循良好的编程实践，例如模块化、错误处理和资源管理，以确保程序的稳定性和可维护性。在使用这个压缩包进行项目开发时，你需要解压文件，导入到STM32的开发环境（如Keil MDK或IAR Embedded Workbench），然后根据项目需求调整相关配置，如定时器设置、串口波特率等。测试过程中，可以观察串口输出，确认测距结果是否准确，如果出现异常，需要调试代码，找出问题并解决。

资源详情

资源评论

资源推荐

收起资源包目录

stm32-chaoshengbo.rar_chaoshengbo_stm32超声波_超声_超声波（157个子文件）

Project.axf 303KB

Project_uvopt.bak 70KB

Project_uvproj.bak 20KB

Project_sct.Bak 479B

stm32f10x_tim.c 106KB

stm32f10x_flash.c 61KB

stm32f10x_rcc.c 50KB

stm32f10x_adc.c 46KB

stm32f10x_i2c.c 43KB

stm32f10x_usart.c 37KB

stm32f10x_can.c 36KB

stm32f10x_fsmc.c 34KB

system_stm32f10x.c 32KB

stm32f10x_spi.c 29KB

stm32f10x_dma.c 29KB

stm32f10x_sdio.c 28KB

stm32f10x_gpio.c 22KB

stm32f10x_dac.c 19KB

core_cm3.c 17KB

stm32f10x_cec.c 11KB

stm32f10x_pwr.c 8KB

stm32f10x_rtc.c 8KB

stm32f10x_bkp.c 8KB

misc.c 7KB

stm32f10x_exti.c 7KB

main.c 6KB

stm32f10x_wwdg.c 6KB

stm32f10x_it.c 5KB

stm32f10x_dbgmcu.c 5KB

stm32f10x_iwdg.c 5KB

stm32f10x_crc.c 3KB

stm32f10x_tim.crf 360KB

stm32f10x_can.crf 345KB

stm32f10x_adc.crf 345KB

stm32f10x_rcc.crf 345KB

stm32f10x_flash.crf 345KB

stm32f10x_i2c.crf 344KB

stm32f10x_usart.crf 343KB

stm32f10x_fsmc.crf 343KB

stm32f10x_sdio.crf 342KB

stm32f10x_spi.crf 342KB

stm32f10x_gpio.crf 341KB

stm32f10x_dma.crf 341KB

stm32f10x_dac.crf 340KB

stm32f10x_cec.crf 339KB

stm32f10x_bkp.crf 339KB

stm32f10x_rtc.crf 339KB

stm32f10x_pwr.crf 339KB

main.crf 339KB

stm32f10x_exti.crf 339KB

stm32f10x_wwdg.crf 338KB

misc.crf 338KB

stm32f10x_iwdg.crf 338KB

stm32f10x_crc.crf 338KB

stm32f10x_it.crf 337KB

stm32f10x_dbgmcu.crf 337KB

core_cm3.crf 3KB

stm32f10x_dbgmcu.d 3KB

stm32f10x_flash.d 3KB

stm32f10x_usart.d 3KB

stm32f10x_fsmc.d 3KB

stm32f10x_gpio.d 3KB

stm32f10x_wwdg.d 3KB

stm32f10x_iwdg.d 3KB

stm32f10x_sdio.d 3KB

stm32f10x_exti.d 3KB

stm32f10x_dac.d 3KB

stm32f10x_can.d 3KB

stm32f10x_crc.d 3KB

stm32f10x_i2c.d 3KB

stm32f10x_dma.d 3KB

stm32f10x_spi.d 3KB

stm32f10x_pwr.d 3KB

stm32f10x_bkp.d 3KB

stm32f10x_rcc.d 3KB

stm32f10x_adc.d 3KB

stm32f10x_tim.d 3KB

stm32f10x_rtc.d 3KB

stm32f10x_cec.d 3KB

stm32f10x_it.d 3KB

misc.d 2KB

main.d 2KB

core_cm3.d 119B

Project_MDK-32.dep 63KB

stm32f10x.h 615KB

core_cm3.h 84KB

stm32f10x_tim.h 50KB

stm32f10x_rcc.h 30KB

stm32f10x_i2c.h 29KB

stm32f10x_fsmc.h 26KB

stm32f10x_flash.h 25KB

stm32f10x_can.h 23KB

stm32f10x_sdio.h 21KB

stm32f10x_adc.h 21KB

stm32f10x_dma.h 20KB

stm32f10x_gpio.h 20KB

stm32f10x_spi.h 17KB

stm32f10x_usart.h 16KB

stm32f10x_dac.h 15KB

misc.h 9KB

共 157 条

T0F14 000:369 J-Link ARM DLL Log File (0001ms, 0367ms total) T0F14 000:369 DLL Compiled: Jun 30 2009 19:10:31 (0001ms, 0367ms total) T0F14 000:369 Logging started @ 2011-08-16 20:43 (0001ms, 0367ms total) T0F14 000:370 JLINKARM_SetWarnOutHandler(...) (0000ms, 0368ms total) T0F14 000:370 JLINKARM_OpenEx(...)Firmware: J-Link ARM V8 compiled Dec 1 2009 11:42:48 (0006ms, 0368ms total) T0F14 000:370 returns O.K. (0076ms, 0368ms total) T0F14 000:446 JLINKARM_SetErrorOutHandler(...) (0000ms, 0444ms total) T0F14 000:447 JLINKARM_TIF_Select(JLINKARM_TIF_JTAG) returns 0x00 (0000ms, 0444ms total) T0F14 000:448 JLINKARM_SetSpeed(2000) (0001ms, 0444ms total) T0F14 000:450 JLINKARM_GetHardwareVersion() returns 0x13880 (0000ms, 0445ms total) T0F14 000:450 JLINKARM_GetDLLVersion() returns 40802 (0000ms, 0445ms total) T0F14 000:450 JLINKARM_GetFirmwareString(...) (0000ms, 0445ms total) T0F14 000:452 JLINKARM_GetDLLVersion() returns 40802 (0000ms, 0445ms total) T0F14 000:452 JLINKARM_GetCompileDateTime() (0000ms, 0445ms total) T0F14 000:453 JLINKARM_GetFirmwareString(...) (0001ms, 0445ms total) T0F14 000:454 JLINKARM_GetHardwareVersion() returns 0x13880 (0000ms, 0446ms total) T0F14 000:457 JLINKARM_GetIdData(...) >0x2F8 JTAG>TotalIRLen = 9, IRPrint = 0x0011 >0x30 JTAG> >0x210 JTAG> >0x38 JTAG> >0xF0 JTAG> >0x80 JTAG> >0x230 JTAG> >0x200 JTAG> >0xE0 JTAG> >0xE0 JTAG>Found Cortex-M3 r1p1, Little endian. >0x80 JTAG> >0x170 JTAG> >0xE0 JTAG> >0xE0 JTAG>TPIU fitted. >0xE0 JTAG>ETM fitted. >0xE0 JTAG> FPUnit: 6 code (BP) slots and 2 literal slots >0xE0 JTAG> ScanLen=9 NumDevices=2 aId[0]=0x3BA00477 aIrRead[0]=0 aScanLen[0]=0 aScanRead[0]=0 (0044ms, 0446ms total) T0F14 000:501 JLINKARM_JTAG_GetDeviceID(DeviceIndex = 0) returns 0x3BA00477 (0000ms, 0490ms total) T0F14 000:501 JLINKARM_JTAG_GetDeviceInfo(DeviceIndex = 0) returns 0x00 (0001ms, 0490ms total) T0F14 000:502 JLINKARM_JTAG_GetDeviceID(DeviceIndex = 1) returns 0x6414041 (0000ms, 0491ms total) T0F14 000:502 JLINKARM_JTAG_GetDeviceInfo(DeviceIndex = 1) returns 0x00 (0000ms, 0491ms total) T0F14 000:502 JLINKARM_ReadMem (0xE00FF000, 0x0018 Bytes, ...) -- CPU is running >0x270 JTAG> -- Data: 03 F0 F0 FF 03 20 F0 FF 03 30 F0 FF 03 10 F0 FF ... returns 0x00 (0003ms, 0491ms total) T0F14 000:505 JLINKARM_ReadMemU32(0xE000ED00, 0x0001 Items, ...) -- CPU is running >0x170 JTAG> -- Data: 31 C2 1F 41 returns 0x01 (0002ms, 0494ms total) T0F14 000:507 JLINKARM_Halt() >0x170 JTAG> >0xE0 JTAG> >0xEF8 JTAG> returns 0x00 (0009ms, 0496ms total) T0F14 000:516 JLINKARM_IsHalted() >0x110 JTAG> returns TRUE (0002ms, 0505ms total) T0F14 000:518 JLINKARM_ReadMemU32(0xE000EDF0, 0x0001 Items, ...) >0x170 JTAG> -- Data: 03 00 03 00 returns 0x01 (0002ms, 0505ms total) T0F14 000:520 JLINKARM_WriteU32(0xE000EDF0, 0xA05F0003) >0x170 JTAG> returns 0x00 (0002ms, 0507ms total) T0F14 000:522 JLINKARM_WriteU32(0xE000EDFC, 0x01000000) >0x170 JTAG> returns 0x00 (0002ms, 0509ms total) T0F14 000:524 JLINKARM_ReadMemU32(0xE0002000, 0x0001 Items, ...) >0x170 JTAG> -- Data: 60 02 00 00 returns 0x01 (0002ms, 0511ms total) T0F14 000:526 JLINKARM_ReadMemU32(0xE0001000, 0x0001 Items, ...) >0x170 JTAG> -- Data: 01 00 00 40 returns 0x01 (0002ms, 0513ms total) JLINKARM_AddMirrorAreaEx(Addr = 0x00000000, Size = 0x00000000) (0000ms, 0000ms total) JLINKARM_GetHWStatus(...) returns 0x00 (0001ms, 0516ms total) T0F14 000:534 JLINKARM_GetNumBPUnits(Type = 0xFFFFFF00) >0x2F8 JTAG>TotalIRLen = 9, IRPrint = 0x0011 >0x30 JTAG> >0x210 JTAG> >0x38 JTAG> >0xF0 JTAG> >0x80 JTAG> >0x230 JTAG> >0x200 JTAG> >0xE0 JTAG> >0xE0 JTAG>Found Cortex-M3 r1p1, Little endian. >0x80 JTAG> >0x170 JTAG> >0xE0 JTAG> >0xE0 JTAG>TPIU fitted. >0xE0 JTAG>ETM fitted. >0xE0 JTAG> FPUnit: 6 code (BP) slots and 2 literal slots >0xE0 JTAG> returns 0x06 (0042ms, 0517ms total) T0F14 000:576 JLINKARM_GetNumBPUnits(Type = 0xF0) returns 0x800 (0000ms, 0559ms total) T0F14 000:576 JLINKARM_GetNumWPUnits() returns 0x04 (0000ms, 0559ms total) T0F14 000:578 JLINKARM_GetSpeed() returns 0x7D0 (0000ms, 0559ms total) T0F14 000:578 JLINKARM_ReadMemU32(0xE000E004, 0x0001 Items, ...) >0x180 JTAG> -- Data: 01 00 00 00 returns 0x01 (0003ms, 0559ms total) T0F14 000:581 JLINKARM_WriteMem(0xE0001000, 0x001C Bytes, ...) -- Data: 01 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ... >0x290 JTAG> returns 0x1C (0003ms, 0562ms total) T0F14 000:584 JLINKARM_ReadMem (0xE0001000, 0x001C Bytes, ...) >0x290 JTAG> -- Data: 01 00 00 40 00 00 00 00 00 00 00 00 00 00 00 00 ... returns 0x00 (0003ms, 0565ms total) T0F14 000:587 JLINKARM_SetResetType(JLINKARM_RESET_TYPE_NORMAL) returns JLINKARM_RESET_TYPE_NORMAL (0000ms, 0568ms total) T0F14 000:587 JLINKARM_Reset() >0x2F8 JTAG>TotalIRLen = 9, IRPrint = 0x0011 >0x30 JTAG> >0x210 JTAG> >0x38 JTAG> >0xF0 JTAG> >0x80 JTAG> >0x230 JTAG> >0x200 JTAG> >0xE0 JTAG> >0xE0 JTAG>Found Cortex-M3 r1p1, Little endian. >0x80 JTAG> >0x170 JTAG> >0xE0 JTAG> >0xE0 JTAG>TPIU fitted. >0xE0 JTAG>ETM fitted. >0xE0 JTAG> FPUnit: 6 code (BP) slots and 2 literal slots >0xE0 JTAG> >0x180 JTAG> >0x170 JTAG> >0x1A0 JTAG> >0xE0 JTAG> >0xE0 JTAG> >0x170 JTAG> >0x170 JTAG> >0xE0 JTAG> >0xE0 JTAG> >0x170 JTAG> >0xE0 JTAG> >0xEF8 JTAG> >0x110 JTAG> (0082ms, 0568ms total) T0F14 000:669 JLINKARM_Halt() >0xE0 JTAG> returns 0x00 (0002ms, 0650ms total) T0F14 000:671 JLINKARM_IsHalted() >0xE0 JTAG> returns TRUE (0002ms, 0652ms total) T0F14 000:702 JLINKARM_WriteMem(0x20000000, 0x0164 Bytes, ...) -- Data: 00 BE 0A E0 0D 78 2D 06 68 40 08 24 40 00 00 D3 ... >0x11F0 JTAG> returns 0x164 (0006ms, 0652ms total) T0F14 000:708 JLINKARM_ReadMem (0x20000000, 0x0164 Bytes, ...) >0x1340 JTAG> -- Updating C cache (384 bytes @ 0x20000000) -- Read from C cache (356 bytes @ 0x20000000) -- Data: 00 BE 0A E0 0D 78 2D 06 68 40 08 24 40 00 00 D3 ... returns 0x00 (0006ms, 0658ms total) T0F14 000:715 JLINKARM_WriteReg(R0, 0x08000000) returns 0x00 (0000ms, 0665ms total) T0F14 000:715 JLINKARM_WriteReg(R1, 0x007A1200) returns 0x00 (0000ms, 0665ms total) T0F14 000:715 JLINKARM_WriteReg(R2, 0x00000001) returns 0x00 (0000ms, 0665ms total) T0F14 000:715 JLINKARM_WriteReg(R3, 0x00000000) returns 0x00 (0000ms, 0665ms total) T0F14 000:715 JLINKARM_WriteReg(R4, 0x00000000) returns 0x00 (0000ms, 0665ms total) T0F14 000:715 JLINKARM_WriteReg(R5, 0x00000000) returns 0x00 (0000ms, 0665ms total) T0F14 000:715 JLINKARM_WriteReg(R6, 0x00000000) returns 0x00 (0000ms, 0665ms total) T0F14 000:715 JLINKARM_WriteReg(R7, 0x00000000) returns 0x00 (0000ms, 0665ms total) T0F14 000:715 JLINKARM_WriteReg(R8, 0x00000000) returns 0x00 (0000ms, 0665ms total) T0F14 000:715 JLINKARM_WriteReg(R9, 0x20000160) returns 0x00 (0000ms, 0665ms total) T0F14 000:715 JLINKARM_WriteReg(R10, 0x00000000) returns 0x00 (0000ms, 0665ms total) T0F14 000:715 JLINKARM_WriteReg(R11, 0x00000000) returns 0x00 (0000ms, 0665ms total) T0F14 000:715 JLINKARM_WriteReg(R12, 0x00000000) returns 0x00 (0000ms, 0665ms total) T0F14 000:715 JLINKARM_WriteReg(R13, 0x20000800) returns 0x00 (0001ms, 0665ms total) T0F14 000:716 JLINKARM_WriteReg(R14, 0x20000001) returns 0x00 (0000ms, 0666ms total) T0F14 000:716 JLINKARM_WriteReg(R15, 0x20000038) returns 0x00 (0000ms, 0666ms total) T0F14 000:716 JLINKARM_WriteReg(XPSR, 0x01000000) returns 0x00 (0000ms, 0666ms total) T0F14 000:716 JLINKARM_WriteReg(MSP, 0x20000800) returns 0x00 (0000ms, 0666ms total) T0F14 000:716 JLINKARM_WriteReg(PSP, 0x20000800) returns 0x00 (0000ms, 0666ms total) T0F14 000:716 JLINKARM_WriteReg(CFBP, 0x00000000) returns 0x00 (0000ms, 0666ms total) T0F14 000:716 JLINKARM_SetBPEx(Addr = 0x20000000, Type = 0xFFFFFFF2) >0x170 JTAG> returns 0x00000001 (0003ms, 0666ms total) T0F14 000:719 JLINKARM_Go() >0x170 JTAG> >0x170 JTAG> >0x170 JTAG> >0x170 JTAG> >0x170 JTAG> >0x170 JTAG> >0x170 JTAG> >0x1C0 JTAG> >0x110 JTAG> >0x110 JTAG> >0x110 JTAG> >0x110 JTAG> >0x110 JTAG> >0x110 JTAG> >0x110 JTAG> >0x110