F429波形发生器.rar资源-CSDN文库

共388个文件

h：145个

c：128个

d：30个

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《F429波形发生器：探索单片机在信号生成中的应用》在现代电子技术中，波形发生器扮演着至关重要的角色，它能够产生各种类型的电信号，用于测试、调试以及验证电子设备的功能。本次我们将深入探讨基于STM32F429单片机的波形发生器设计与实现，这是单片机技术在信号发生领域的典型应用。 STM32F429是一款高性能、低功耗的32位微控制器，属于ARM Cortex-M4内核家族。其强大的计算能力、丰富的外设接口以及高速浮点运算单元，使得它在信号处理和波形生成任务中具有显著优势。F429波形发生器利用了该芯片的内部硬件资源，如定时器、DAC（数字模拟转换器）以及DMA（直接内存访问）等，实现了精确、高效的波形生成。 1. **波形生成原理**：波形发生器的核心是通过数字信号处理技术将数字数据转化为模拟信号。在STM32F429中，通常使用TIM（定时器）配合DAC来完成这一过程。TIM配置为PWM（脉宽调制）模式，通过改变PWM脉冲宽度来控制输出电压，从而得到不同频率和幅度的模拟信号。 2. **TIM模块详解**： STM32F429的TIM模块有多种工作模式，包括基本计数器模式、PWM模式、单脉冲模式等。在波形发生器应用中，我们主要关注PWM模式，通过设置预分频器、自动重载值和比较寄存器，可以产生不同频率的PWM波形。 3. **DAC功能**：数字模拟转换器是将数字信号转化为模拟信号的关键组件。STM32F429集成有2个12位的DAC通道，可以产生0-3.3V的连续电压。通过设置DAC缓冲区的数据，并启用DMA，可以实现连续的波形输出，无需CPU干预，提高效率。 4. **DMA操作**：直接内存访问可以实现定时器和DAC之间数据的快速传输，减轻CPU负担。在波形发生器中，预先将波形数据存储在RAM中，然后通过DMA将数据自动写入DAC的双缓冲区，实现连续、无中断的波形输出。 5. **软件设计**：设计一个用户友好的界面，可以设置波形类型（如正弦、方波、三角波等）、频率、幅度等参数，这些参数通过程序转换成相应的TIM和DAC配置。此外，考虑到实时性要求，软件设计时应优化中断服务程序，确保波形的平滑过渡。 6. **应用实例**： F429波形发生器广泛应用于教育、科研、工业自动化等领域，可以用来测试滤波器性能、验证电路设计、调试通信系统等。例如，在音频信号处理中，可以产生各种频谱成分的测试信号；在自动化控制中，可以模拟各种控制信号进行系统验证。 STM32F429波形发生器是单片机技术在信号发生领域的一个成功案例，它充分利用了单片机的硬件资源，实现了高效、灵活的波形生成。对于学习和研究电子技术的人员来说，理解和掌握这种设计方法，无疑能提升自身的技能水平，为解决实际问题提供有力工具。

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F429波形发生器.rar （388个子文件）

LED.uvguix.Administrator 139KB

LED.axf 572KB

keilkilll.bat 399B

stm32f4xx_hal_tim.c 175KB

stm32f1xx_hal_tim.c 166KB

stm32f4xx_hal_fmpi2c.c 134KB

stm32f1xx_hal_i2c.c 122KB

stm32f4xx_hal_cryp.c 121KB

stm32f4xx_hal_sd.c 110KB

stm32f1xx_hal_sd.c 108KB

stm32f4xx_hal_i2c.c 105KB

stm32f4xx_hal_cryp_ex.c 103KB

stm32f4xx_hal_rcc_ex.c 96KB

stm32f1xx_hal_adc.c 81KB

stm32f1xx_hal_spi.c 78KB

stm32f4xx_hal_eth.c 73KB

stm32f1xx_hal_eth.c 72KB

stm32f4xx_hal_spi.c 71KB

stm32f4xx_hal_dsi.c 71KB

stm32f4xx_hal_tim_ex.c 67KB

stm32f4xx_hal_qspi.c 66KB

stm32f1xx_hal_usart.c 65KB

stm32f1xx_ll_usb.c 64KB

stm32f4xx_hal_usart.c 64KB

stm32f1xx_hal_uart.c 63KB

stm32f1xx_hal_tim_ex.c 63KB

stm32f4xx_hal_sai.c 63KB

stm32f4xx_hal_uart.c 63KB

stm32f4xx_ll_fmc.c 61KB

stm32f4xx_hal_hash.c 60KB

stm32f4xx_hal_rtc_ex.c 57KB

stm32f4xx_hal_rtc.c 54KB

stm32f1xx_hal_adc_ex.c 54KB

stm32f1xx_hal_rtc.c 53KB

stm32f4xx_hal_hash_ex.c 53KB

stm32f4xx_hal_i2s_ex.c 52KB

stm32f4xx_hal_lptim.c 52KB

stm32f1xx_hal_irda.c 52KB

stm32f4xx_ll_usb.c 51KB

stm32f4xx_hal_flash_ex.c 50KB

stm32f4xx_hal_adc.c 50KB

stm32f4xx_hal_irda.c 49KB

stm32f1xx_hal_i2s.c 49KB

stm32f1xx_hal_rcc.c 48KB

dac.c 47KB

stm32f1xx_hal_can.c 47KB

stm32f1xx_hal_smartcard.c 46KB

stm32f4xx_hal_i2s.c 46KB

stm32f4xx_hal_rcc.c 46KB

stm32f4xx_hal_smartcard.c 45KB

stm32f4xx_hal_can.c 45KB

stm32f4xx_hal_dma2d.c 42KB

stm32f4xx_hal_ltdc.c 42KB

stm32f4xx_hal_spdifrx.c 41KB

stm32f1xx_ll_fsmc.c 41KB

stm32f1xx_hal_pcd.c 40KB

stm32f4xx_hal_cec.c 38KB

stm32f1xx_hal_flash_ex.c 37KB

stm32f1xx_hal_nand.c 37KB

stm32f4xx_hal_hcd.c 36KB

stm32f4xx_hal_nand.c 36KB

stm32f4xx_hal_pcd.c 35KB

stm32f1xx_hal_hcd.c 35KB

stm32f4xx_ll_fsmc.c 35KB

stm32f1xx_hal_nor.c 34KB

stm32f1xx_hal_dac.c 33KB

stm32f4xx_hal_dac.c 33KB

stm32f4xx_hal_nor.c 32KB

stm32f1xx_hal_cec.c 32KB

stm32f4xx_hal_dma.c 32KB

stm32f1xx_hal_rcc_ex.c 31KB

stm32f4xx_hal_adc_ex.c 31KB

stm32f1xx_hal_flash.c 31KB

stm32f4xx_hal_dcmi.c 28KB

stm32f4xx_hal_sdram.c 27KB

stm32f4xx_hal_pccard.c 25KB

stm32f4xx_hal_flash.c 25KB

stm32f1xx_hal_dac_ex.c 25KB

stm32f1xx_hal_pccard.c 24KB

system_stm32f4xx.c 24KB

stm32f4xx_hal_pwr_ex.c 24KB

stm32f1xx_hal_dma.c 24KB

stm32f4xx_hal_sram.c 23KB

stm32f1xx_hal_sram.c 23KB

stm32f1xx_hal_gpio.c 22KB

stm32f1xx_hal_pwr.c 22KB

stm32f1xx_hal_cortex.c 21KB

stm32f4xx_hal_pwr.c 21KB

stm32f4xx_hal_gpio.c 20KB

stm32f1xx_hal.c 19KB

stm32f4xx_hal_cortex.c 19KB

stm32f4xx_ll_sdmmc.c 19KB

stm32f4xx_hal.c 19KB

stm32f1xx_ll_sdmmc.c 18KB

stm32f1xx_hal_rtc_ex.c 17KB

stm32f4xx_hal_rng.c 17KB

stm32f1xx_hal_wwdg.c 16KB

stm32f4xx_hal_wwdg.c 16KB

system_stm32f1xx.c 16KB

stm32f4xx_hal_dac_ex.c 16KB

共 388 条

T7BF4 000:367 SEGGER J-Link V4.96d Log File (0000ms, 0270ms total) T7BF4 000:367 DLL Compiled: Jan 29 2015 11:45:37 (0001ms, 0271ms total) T7BF4 000:367 Logging started @ 2021-05-06 18:21 (0001ms, 0271ms total) T7BF4 000:368 JLINK_SetWarnOutHandler(...) (0000ms, 0271ms total) T7BF4 000:368 JLINK_OpenEx(...) Firmware: J-Link ARM-OB STM32 compiled Aug 22 2012 19:52:04 Hardware: V7.00 S/N: 20090937 Feature(s): RDI,FlashDL,FlashBP,JFlash,GDBFull returns O.K. (0267ms, 0538ms total) T7BF4 000:635 JLINK_SetErrorOutHandler(...) (0000ms, 0538ms total) T7BF4 000:635 JLINK_ExecCommand("ProjectFile = "C:\Users\ThinkerShang\Desktop\F4波形发生器\USER\JLinkSettings.ini"", ...)Device "UNSPECIFIED" selected. returns 0x00 (0004ms, 0542ms total) T7BF4 000:643 JLINK_ExecCommand("Device = STM32F429IGTx", ...)Device "UNSPECIFIED" selected. returns 0x00 (0012ms, 0554ms total) T7BF4 000:655 JLINK_ExecCommand("DisableConnectionTimeout", ...) returns 0x01 (0000ms, 0554ms total) T7BF4 000:655 JLINK_GetHardwareVersion() returns 0x11170 (0000ms, 0554ms total) T7BF4 000:655 JLINK_GetDLLVersion() returns 49604 (0000ms, 0554ms total) T7BF4 000:655 JLINK_GetFirmwareString(...) (0000ms, 0554ms total) T7BF4 000:672 JLINK_GetDLLVersion() returns 49604 (0001ms, 0555ms total) T7BF4 000:673 JLINK_GetCompileDateTime() (0000ms, 0555ms total) T7BF4 000:676 JLINK_GetFirmwareString(...) (0000ms, 0555ms total) T7BF4 000:679 JLINK_GetHardwareVersion() returns 0x11170 (0000ms, 0555ms total) T7BF4 000:694 JLINK_TIF_Select(JLINKARM_TIF_SWD) returns 0x00 (0001ms, 0556ms total) T7BF4 000:695 JLINK_SetSpeed(20000) (0000ms, 0556ms total) T7BF4 000:695 JLINK_GetId() >0x108 TIF>Found SWD-DP with ID 0x2BA01477 >0x0D TIF> >0x21 TIF> >0x0D TIF> >0x28 TIF> >0x0D TIF> >0x28 TIF> >0x0D TIF> >0x21 TIF> >0x0D TIF> >0x28 TIF> >0x0D TIF> >0x21 TIF> >0x0D TIF> >0x21 TIF> >0x0D TIF> >0x21 TIF> >0x0D TIF> >0x21 TIF> >0x0D TIF> >0x28 TIF> >0x0D TIF> >0x28 TIF> >0x0D TIF> >0x21 TIF> >0x0D TIF> >0x28 TIF> >0x0D TIF> >0x28 TIF> >0x0D TIF> >0x28 TIF> >0x0D TIF> >0x21 TIF> >0x0D TIF> >0x21 TIF> >0x0D TIF> >0x28 TIF> >0x0D TIF> >0x21 TIF> >0x0D TIF> >0x21 TIF>Found Cortex-M4 r0p1, Little endian. -- CPU_WriteMem(4 bytes @ 0xE0002000) -- CPU_ReadMem(4 bytes @ 0xE000EDF0) -- CPU_ReadMem(4 bytes @ 0xE0002000)FPUnit: 6 code (BP) slots and 2 literal slots -- CPU_ReadMem(4 bytes @ 0xE000EDFC) -- CPU_ReadMem(4 bytes @ 0xE0001000) -- CPU_WriteMem(4 bytes @ 0xE0001000) -- CPU_ReadMem(4 bytes @ 0xE000ED88) -- CPU_WriteMem(4 bytes @ 0xE000ED88) -- CPU_ReadMem(4 bytes @ 0xE000ED88) -- CPU_WriteMem(4 bytes @ 0xE000ED88) -- CPU_ReadMem(4 bytes @ 0xE00FF010) TPIU fitted. -- CPU_ReadMem(4 bytes @ 0xE00FF014)ETM fitted. -- CPU_ReadMem(4 bytes @ 0xE00FF018) >0x0D TIF> >0x21 TIF> returns 0x2BA01477 (0035ms, 0591ms total) T7BF4 000:730 JLINK_GetDLLVersion() returns 49604 (0000ms, 0591ms total) T7BF4 000:730 JLINK_CORE_GetFound() returns 0xE0000FF (0000ms, 0591ms total) T7BF4 000:730 JLINK_GetDebugInfo(0x100) -- Value=0xE00FF003 returns 0x00 (0000ms, 0591ms total) T7BF4 000:734 JLINK_ReadMem (0xE00FF000, 0x0020 Bytes, ...) -- CPU is running -- CPU_ReadMem(32 bytes @ 0xE00FF000) - Data: 03 F0 F0 FF 03 20 F0 FF 03 30 F0 FF 03 10 F0 FF ... returns 0x00 (0001ms, 0592ms total) T7BF4 000:735 JLINK_ReadMem (0xE000EFF0, 0x0010 Bytes, ...) -- CPU is running -- CPU_ReadMem(16 bytes @ 0xE000EFF0) - Data: 0D 00 00 00 E0 00 00 00 05 00 00 00 B1 00 00 00 returns 0x00 (0000ms, 0592ms total) T7BF4 000:735 JLINK_ReadMem (0xE000EFD0, 0x0020 Bytes, ...) -- CPU is running -- CPU_ReadMem(32 bytes @ 0xE000EFD0) - Data: 04 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ... returns 0x00 (0001ms, 0593ms total) T7BF4 000:736 JLINK_ReadMem (0xE0001FF0, 0x0010 Bytes, ...) -- CPU is running -- CPU_ReadMem(16 bytes @ 0xE0001FF0) - Data: 0D 00 00 00 E0 00 00 00 05 00 00 00 B1 00 00 00 returns 0x00 (0001ms, 0594ms total) T7BF4 000:737 JLINK_ReadMem (0xE0001FD0, 0x0020 Bytes, ...) -- CPU is running -- CPU_ReadMem(32 bytes @ 0xE0001FD0) - Data: 04 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ... returns 0x00 (0001ms, 0595ms total) T7BF4 000:738 JLINK_ReadMem (0xE0002FF0, 0x0010 Bytes, ...) -- CPU is running -- CPU_ReadMem(16 bytes @ 0xE0002FF0) - Data: 0D 00 00 00 E0 00 00 00 05 00 00 00 B1 00 00 00 returns 0x00 (0000ms, 0595ms total) T7BF4 000:738 JLINK_ReadMem (0xE0002FD0, 0x0020 Bytes, ...) -- CPU is running -- CPU_ReadMem(32 bytes @ 0xE0002FD0) - Data: 04 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ... returns 0x00 (0001ms, 0596ms total) T7BF4 000:739 JLINK_ReadMem (0xE0000FF0, 0x0010 Bytes, ...) -- CPU is running -- CPU_ReadMem(16 bytes @ 0xE0000FF0) - Data: 0D 00 00 00 E0 00 00 00 05 00 00 00 B1 00 00 00 returns 0x00 (0001ms, 0597ms total) T7BF4 000:740 JLINK_ReadMem (0xE0000FD0, 0x0020 Bytes, ...) -- CPU is running -- CPU_ReadMem(32 bytes @ 0xE0000FD0) - Data: 04 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ... returns 0x00 (0001ms, 0598ms total) T7BF4 000:741 JLINK_ReadMem (0xE0040FF0, 0x0010 Bytes, ...) -- CPU is running -- CPU_ReadMem(16 bytes @ 0xE0040FF0) - Data: 0D 00 00 00 90 00 00 00 05 00 00 00 B1 00 00 00 returns 0x00 (0000ms, 0598ms total) T7BF4 000:741 JLINK_ReadMem (0xE0040FD0, 0x0020 Bytes, ...) -- CPU is running -- CPU_ReadMem(32 bytes @ 0xE0040FD0) - Data: 04 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ... returns 0x00 (0001ms, 0599ms total) T7BF4 000:742 JLINK_ReadMem (0xE0041FF0, 0x0010 Bytes, ...) -- CPU is running -- CPU_ReadMem(16 bytes @ 0xE0041FF0) - Data: 0D 00 00 00 90 00 00 00 05 00 00 00 B1 00 00 00 returns 0x00 (0001ms, 0600ms total) T7BF4 000:743 JLINK_ReadMem (0xE0041FD0, 0x0020 Bytes, ...) -- CPU is running -- CPU_ReadMem(32 bytes @ 0xE0041FD0) - Data: 04 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ... returns 0x00 (0001ms, 0601ms total) T7BF4 000:744 JLINK_ReadMemU32(0xE000EF40, 0x0001 Items, ...) -- CPU is running -- CPU_ReadMem(4 bytes @ 0xE000EF40) - Data: 21 00 11 10 returns 0x01 (0000ms, 0601ms total) T7BF4 000:744 JLINK_ReadMemU32(0xE000EF44, 0x0001 Items, ...) -- CPU is running -- CPU_ReadMem(4 bytes @ 0xE000EF44) - Data: 11 00 00 11 returns 0x01 (0001ms, 0602ms total) T7BF4 000:745 JLINK_ReadMemU32(0xE000ED00, 0x0001 Items, ...) -- CPU is running -- CPU_ReadMem(4 bytes @ 0xE000ED00) - Data: 41 C2 0F 41 returns 0x01 (0000ms, 0602ms total) T7BF4 000:745 JLINK_SetResetType(JLINKARM_RESET_TYPE_NORMAL) returns JLINKARM_RESET_TYPE_NORMAL (0000ms, 0602ms total) T7BF4 000:745 JLINK_Reset() -- CPU is running -- CPU_WriteMem(4 bytes @ 0xE000EDF0) -- CPU is running -- CPU_WriteMem(4 bytes @ 0xE000EDFC) >0x35 TIF> -- CPU is running -- CPU_WriteMem(4 bytes @ 0xE000ED0C) -- CPU is running -- CPU_ReadMem(4 bytes @ 0xE000EDF0) -- CPU is running -- CPU_ReadMem(4 bytes @ 0xE000EDF0) -- CPU is running -- CPU_WriteMem(4 bytes @ 0xE000EDF0) -- CPU is running -- CPU_WriteMem(4 bytes @ 0xE000EDFC) -- CPU is running -- CPU_ReadMem(4 bytes @ 0xE000EDF0) -- CPU_WriteMem(4 bytes @ 0xE0002000) -- CPU_ReadMem(4 bytes @ 0xE000EDFC) -- CPU_ReadMem(4 bytes @ 0xE0001000) (0018ms, 0620ms total) T7BF4 000:763 JLINK_Halt() returns 0x00 (0000ms, 0620ms total) T7BF4 000:763 JLINK_IsHalted() returns TRUE (0001ms, 0621ms total) T7BF4 000:764 JLINK_ReadMemU32(0xE000EDF0, 0x0001 Items, ...) -- CPU_ReadMem(4 bytes @ 0xE000EDF0) - Data: 03 00 03 00 returns 0x01 (0000ms, 0620ms total) T7BF4 000:764 JLINK_WriteU32(0xE000EDF0, 0xA05F0003) -- CPU_WriteMem(4 bytes @ 0xE000EDF0) returns 0x00 (0001ms, 0621ms total) T7BF4 000:765 JLINK_WriteU32(0xE000EDFC, 0x01000000) -- CPU_WriteMem(4 bytes @ 0xE000EDFC) returns 0x00 (0000ms, 0621ms total) T7BF4 000:777 JLINK_GetHWStatus(...) returns 0x00 (0001ms, 0622ms total) T7BF4 000:786 JLINK_GetNumBPUnits(Type = 0xFFFFFF00) returns 0x06 (0000ms, 0622ms total) T7BF4 000:786 JLINK_GetNumBPUnits(Type = 0xF0) returns 0x2000 (0000ms, 0622ms total) T7BF4 000:786 JLINK_GetNumWPUnits() returns 0x04 (0001ms, 0623ms total) T7BF4 000:797 JLINK_GetSpeed() ret

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