2007年全国电子设计，音频分析仪

2007年全国电子设计，音频分析仪，基于正点原子mini开发板。用的STM32自带AD，定时器精确控制采样率，通过FFT变换，实现频谱显示、功率显示、周期性判断等

音频分析仪（2007）
..................\STM32F103RBT6_StdperiphLib_原子音频分析仪V0.5.2
..................\...............................................\CMSIS
..................\...............................................\.....\core_cm3.c
..................\...............................................\.....\core_cm3.h
..................\...............................................\.....\system_stm32f10x.c
..................\...............................................\.....\system_stm32f10x.h
..................\...............................................\DSP_LIB
..................\...............................................\.......\cr4_fft_1024_stm32.s
..................\...............................................\.......\cr4_fft_256_stm32.s
..................\...............................................\.......\cr4_fft_64_stm32.s
..................\...............................................\.......\table_fft.h
..................\...............................................\DemoProject_StdperiphLib.plg
..................\...............................................\DemoProject_StdperiphLib.uvgui.Administrator
..................\...............................................\DemoProject_StdperiphLib.uvgui_Administrator.bak
..................\...............................................\DemoProject_StdperiphLib.uvopt
..................\...............................................\DemoProject_StdperiphLib.uvproj
..................\...............................................\DemoProject_StdperiphLib_Target 1.dep
..................\...............................................\DemoProject_StdperiphLib_uvopt.bak
..................\...............................................\DemoProject_StdperiphLib_uvproj.bak
..................\...............................................\JLinkLog.txt
..................\...............................................\JLinkSettings.ini
..................\...............................................\StartUp
..................\...............................................\.......\startup_stm32f10x_hd.s
..................\...............................................\.......\startup_stm32f10x_ld.s
..................\...............................................\.......\startup_stm32f10x_md.s
..................\...............................................\Stdperiph_Lib
..................\...............................................\.............\inc
..................\...............................................\.............\...\misc.h
..................\...............................................\.............\...\stm32f10x_adc.h
..................\...............................................\.............\...\stm32f10x_bkp.h
..................\...............................................\.............\...\stm32f10x_can.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_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
..................\...............................................\User
..................\...............................................\....\ALIENTEK_TFTlcd.c
..................\...............................................\....\ALIENTEK_TFTlcd.h
..................\...............................................\....\ALIENTEK_delay.c
..................\...............................................\....\ALIENTEK_delay.h
..................\...............................................\....\ALIENTEK_sys.c
..................\...............................................\....\ALIENTEK_sys.h
..................\...............................................\....\Audio_Process.c
..................\...............................................\....\Audio_Process.h
..................\...............................................\....\DeviceConfig.h
..................\...............................................\....\FFT6.c
..................\...............................................\....\FONT.H
..................\...............................................\....\Main_GlobalDefine.h
..................\...............................................\....\adc.c
..................\...............................................\....\adc.h
..................\...............................................\....\key.c
..................\...............................................\....\key.h
..................\...............................................\....\main.c
..................\...............................................\....\mine.h
..................\...............................................\....\stm32_dsp.h
..................\...............................................\....\stm32f10x.h
..................\...............................................\....\stm32f10x_conf.h
..................\...............................................\....\stm32f10x_it.c
..................\...............................................\....\stm32f10x_it.h
..................\...............................................\listing
..................\...............................................\.......\DemoProject_StdperiphLib.map
..................\...............................................\.......\startup_stm32f10x_hd.lst