In keil environment stm32F407 of DMA-based double-buffered ADC data collection, which is a complete project, you can directly download

DMA的双缓冲模式(单AD)
.....................\CORE
.....................\....\core_cm4.h
.....................\....\core_cm4_simd.h
.....................\....\startup_stm32f40_41xxx.s
.....................\FWLib
.....................\.....\inc
.....................\.....\...\misc.h
.....................\.....\...\stm32f4xx_adc.h
.....................\.....\...\stm32f4xx_can.h
.....................\.....\...\stm32f4xx_crc.h
.....................\.....\...\stm32f4xx_cryp.h
.....................\.....\...\stm32f4xx_dac.h
.....................\.....\...\stm32f4xx_dbgmcu.h
.....................\.....\...\stm32f4xx_dcmi.h
.....................\.....\...\stm32f4xx_dma.h
.....................\.....\...\stm32f4xx_dma2d.h
.....................\.....\...\stm32f4xx_exti.h
.....................\.....\...\stm32f4xx_flash.h
.....................\.....\...\stm32f4xx_flash_ramfunc.h
.....................\.....\...\stm32f4xx_fsmc.h
.....................\.....\...\stm32f4xx_gpio.h
.....................\.....\...\stm32f4xx_hash.h
.....................\.....\...\stm32f4xx_i2c.h
.....................\.....\...\stm32f4xx_iwdg.h
.....................\.....\...\stm32f4xx_ltdc.h
.....................\.....\...\stm32f4xx_pwr.h
.....................\.....\...\stm32f4xx_rcc.h
.....................\.....\...\stm32f4xx_rng.h
.....................\.....\...\stm32f4xx_rtc.h
.....................\.....\...\stm32f4xx_sai.h
.....................\.....\...\stm32f4xx_sdio.h
.....................\.....\...\stm32f4xx_spi.h
.....................\.....\...\stm32f4xx_syscfg.h
.....................\.....\...\stm32f4xx_tim.h
.....................\.....\...\stm32f4xx_usart.h
.....................\.....\...\stm32f4xx_wwdg.h
.....................\.....\src
.....................\.....\...\misc.c
.....................\.....\...\stm32f4xx_adc.c
.....................\.....\...\stm32f4xx_can.c
.....................\.....\...\stm32f4xx_crc.c
.....................\.....\...\stm32f4xx_cryp.c
.....................\.....\...\stm32f4xx_cryp_aes.c
.....................\.....\...\stm32f4xx_cryp_des.c
.....................\.....\...\stm32f4xx_cryp_tdes.c
.....................\.....\...\stm32f4xx_dac.c
.....................\.....\...\stm32f4xx_dbgmcu.c
.....................\.....\...\stm32f4xx_dcmi.c
.....................\.....\...\stm32f4xx_dma.c
.....................\.....\...\stm32f4xx_dma2d.c
.....................\.....\...\stm32f4xx_exti.c
.....................\.....\...\stm32f4xx_flash.c
.....................\.....\...\stm32f4xx_flash_ramfunc.c
.....................\.....\...\stm32f4xx_fsmc.c
.....................\.....\...\stm32f4xx_gpio.c
.....................\.....\...\stm32f4xx_hash.c
.....................\.....\...\stm32f4xx_hash_md5.c
.....................\.....\...\stm32f4xx_hash_sha1.c
.....................\.....\...\stm32f4xx_i2c.c
.....................\.....\...\stm32f4xx_iwdg.c
.....................\.....\...\stm32f4xx_ltdc.c
.....................\.....\...\stm32f4xx_pwr.c
.....................\.....\...\stm32f4xx_rcc.c
.....................\.....\...\stm32f4xx_rng.c
.....................\.....\...\stm32f4xx_rtc.c
.....................\.....\...\stm32f4xx_sai.c
.....................\.....\...\stm32f4xx_sdio.c
.....................\.....\...\stm32f4xx_spi.c
.....................\.....\...\stm32f4xx_syscfg.c
.....................\.....\...\stm32f4xx_tim.c
.....................\.....\...\stm32f4xx_usart.c
.....................\.....\...\stm32f4xx_wwdg.c
.....................\My_Code
.....................\.......\ADC12.c
.....................\.......\delay.c
.....................\.......\DMA.c
.....................\.......\inc
.....................\.......\...\ADC12.h
.....................\.......\...\delay.h
.....................\.......\...\DMA.h
.....................\.......\...\fonts.h
.....................\.......\...\lcd.h
.....................\.......\lcd.c
.....................\OBJ
.....................\...\adc12.crf
.....................\...\adc12.d
.....................\...\adc12.o
.....................\...\delay.crf
.....................\...\delay.d
.......

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