The ADC signal waveform acquisition, the timer control the sampling rate, the use of official FFT DSP library functions, seeking the signal frequency. Ps: the complete works available

FFT（DSP库）\DSP_LIB
............\.......\arm_cortexM4lf_math.lib
............\.......\Include
............\.......\.......\arm_common_tables.h
............\.......\.......\arm_const_structs.h
............\.......\.......\arm_math.h
............\.......\.......\core_cm0.h
............\.......\.......\core_cm0plus.h
............\.......\.......\core_cm3.h
............\.......\.......\core_cm4.h
............\.......\.......\core_cm4_simd.h
............\.......\.......\core_cmFunc.h
............\.......\.......\core_cmInstr.h
............\.......\.......\core_sc000.h
............\.......\.......\core_sc300.h
............\Libraries
............\.........\CMSIS
............\.........\.....\core_cm3.c
............\.........\.....\core_cm3.h
............\.........\.....\startup
............\.........\.....\.......\startup_stm32f10x_cl.s
............\.........\.....\.......\startup_stm32f10x_hd.s
............\.........\.....\.......\startup_stm32f10x_hd_vl.s
............\.........\.....\.......\startup_stm32f10x_ld.s
............\.........\.....\.......\startup_stm32f10x_ld_vl.s
............\.........\.....\.......\startup_stm32f10x_md.s
............\.........\.....\.......\startup_stm32f10x_md_vl.s
............\.........\.....\.......\startup_stm32f10x_xl.s
............\.........\.....\stm32f10x.h
............\.........\.....\system_stm32f10x.c
............\.........\.....\system_stm32f10x.h
............\.........\FWlib
............\.........\.....\inc
............\.........\.....\...\misc.h
............\.........\.....\...\stm32f10x_adc.h
............\.........\.....\...\stm32f10x_bkp.h
............\.........\.....\...\stm32f10x_can.h
............\.........\.....\...\stm32f10x_cec.h
............\.........\.....\...\stm32f10x_crc.h
............\.........\.....\...\stm32f10x_dac.h
............\.........\.....\...\stm32f10x_dbgmcu.h
............\.........\.....\...\stm32f10x_dma.h
............\.........\.....\...\stm32f10x_exti.h
............\.........\.....\...\stm32f10x_flash.h
............\.........\.....\...\stm32f10x_fsmc.h
............\.........\.....\...\stm32f10x_gpio.h
............\.........\.....\...\stm32f10x_i2c.h
............\.........\.....\...\stm32f10x_iwdg.h
............\.........\.....\...\stm32f10x_pwr.h
............\.........\.....\...\stm32f10x_rcc.h
............\.........\.....\...\stm32f10x_rtc.h
............\.........\.....\...\stm32f10x_sdio.h
............\.........\.....\...\stm32f10x_spi.h
............\.........\.....\...\stm32f10x_tim.h
............\.........\.....\...\stm32f10x_usart.h
............\.........\.....\...\stm32f10x_wwdg.h
............\.........\.....\src
............\.........\.....\...\misc.c
............\.........\.....\...\stm32f10x_adc.c
............\.........\.....\...\stm32f10x_bkp.c
............\.........\.....\...\stm32f10x_can.c
............\.........\.....\...\stm32f10x_cec.c
............\.........\.....\...\stm32f10x_crc.c
............\.........\.....\...\stm32f10x_dac.c
............\.........\.....\...\stm32f10x_dbgmcu.c
............\.........\.....\...\stm32f10x_dma.c
............\.........\.....\...\stm32f10x_exti.c
............\.........\.....\...\stm32f10x_flash.c
............\.........\.....\...\stm32f10x_fsmc.c
............\.........\.....\...\stm32f10x_gpio.c
............\.........\.....\...\stm32f10x_i2c.c
............\.........\.....\...\stm32f10x_iwdg.c
............\.........\.....\...\stm32f10x_pwr.c
............\.........\.....\...\stm32f10x_rcc.c
............\.........\.....\...\stm32f10x_rtc.c
............\.........\.....\...\stm32f10x_sdio.c
............\.........\.....\...\stm32f10x_spi.c
............\.........\.....\...\stm32f10x_tim.c
............\.........\.....\...\stm32f10x_usart.c
............\.........\.....\...\stm32f10x_wwdg.c
............\Listing
............\.......\cr4_fft_1024_stm32.lst
............\.......\cr4_fft_256_stm32.lst
............\.......\cr4_fft_64_stm32.lst
............\.......\fir_stm32.lst
............\.......\iirarma_stm32.lst
............\.......\PID_stm32.lst
............\.......\startup_stm32f10x_hd.lst
............\.......\T

• We are an exchange download platform that only provides communication channels. The downloaded content comes from the internet. Except for download issues, please Google on your own.
• The downloaded content is provided for members to upload. If it unintentionally infringes on your copyright, please contact us.
• Please use Winrar for decompression tools
• If download fail, Try it againg or Feedback to us.
• If downloaded content did not match the introduction, Feedback to us，Confirm and will be refund.
• Before downloading, you can inquire through the uploaded person information

Nothing．