基于stm32f4的水下超声波测距：包括PWM输出到LED控制LED的亮度，KEY接外部中断，调节PWM占空比，定时器3中断，调节LED2闪烁，LCD显示AD采样值。
资源文件列表
zonghe/CORE/core_cm4.h , 109142
zonghe/CORE/core_cm4_simd.h , 22735
zonghe/CORE/startup_stm32f40xx.s , 29694
zonghe/FWLIB/inc/misc.h , 6924
zonghe/FWLIB/inc/stm32f4xx_adc.h , 32880
zonghe/FWLIB/inc/stm32f4xx_can.h , 27318
zonghe/FWLIB/inc/stm32f4xx_crc.h , 2416
zonghe/FWLIB/inc/stm32f4xx_cryp.h , 14481
zonghe/FWLIB/inc/stm32f4xx_dac.h , 14946
zonghe/FWLIB/inc/stm32f4xx_dbgmcu.h , 4296
zonghe/FWLIB/inc/stm32f4xx_dcmi.h , 12977
zonghe/FWLIB/inc/stm32f4xx_dma.h , 28882
zonghe/FWLIB/inc/stm32f4xx_dma2d.h , 19692
zonghe/FWLIB/inc/stm32f4xx_exti.h , 8012
zonghe/FWLIB/inc/stm32f4xx_flash.h , 24467
zonghe/FWLIB/inc/stm32f4xx_flash_ramfunc.h , 3275
zonghe/FWLIB/inc/stm32f4xx_fmc.h , 44924
zonghe/FWLIB/inc/stm32f4xx_fsmc.h , 27181
zonghe/FWLIB/inc/stm32f4xx_gpio.h , 23548
zonghe/FWLIB/inc/stm32f4xx_hash.h , 10084
zonghe/FWLIB/inc/stm32f4xx_i2c.h , 31939
zonghe/FWLIB/inc/stm32f4xx_iwdg.h , 4323
zonghe/FWLIB/inc/stm32f4xx_ltdc.h , 21191
zonghe/FWLIB/inc/stm32f4xx_pwr.h , 7728
zonghe/FWLIB/inc/stm32f4xx_rcc.h , 30063
zonghe/FWLIB/inc/stm32f4xx_rng.h , 3958
zonghe/FWLIB/inc/stm32f4xx_rtc.h , 40546
zonghe/FWLIB/inc/stm32f4xx_sai.h , 25470
zonghe/FWLIB/inc/stm32f4xx_sdio.h , 22777
zonghe/FWLIB/inc/stm32f4xx_spi.h , 21178
zonghe/FWLIB/inc/stm32f4xx_syscfg.h , 8974
zonghe/FWLIB/inc/stm32f4xx_tim.h , 51689
zonghe/FWLIB/inc/stm32f4xx_usart.h , 17935
zonghe/FWLIB/inc/stm32f4xx_wwdg.h , 3542
zonghe/FWLIB/src/misc.c , 11443
zonghe/FWLIB/src/stm32f4xx_adc.c , 69068
zonghe/FWLIB/src/stm32f4xx_can.c , 60150
zonghe/FWLIB/src/stm32f4xx_crc.c , 3596
zonghe/FWLIB/src/stm32f4xx_cryp.c , 35493
zonghe/FWLIB/src/stm32f4xx_cryp_aes.c , 58026
zonghe/FWLIB/src/stm32f4xx_cryp_des.c , 9822
zonghe/FWLIB/src/stm32f4xx_cryp_tdes.c , 10577
zonghe/FWLIB/src/stm32f4xx_dac.c , 26804
zonghe/FWLIB/src/stm32f4xx_dbgmcu.c , 6809
zonghe/FWLIB/src/stm32f4xx_dcmi.c , 18782
zonghe/FWLIB/src/stm32f4xx_dma.c , 52917
zonghe/FWLIB/src/stm32f4xx_dma2d.c , 27165
zonghe/FWLIB/src/stm32f4xx_exti.c , 9828
zonghe/FWLIB/src/stm32f4xx_flash.c , 63033
zonghe/FWLIB/src/stm32f4xx_flash_ramfunc.c , 5444
zonghe/FWLIB/src/stm32f4xx_fsmc.c , 41831
zonghe/FWLIB/src/stm32f4xx_gpio.c , 25202
zonghe/FWLIB/src/stm32f4xx_hash.c , 26630
zonghe/FWLIB/src/stm32f4xx_hash_md5.c , 9594
zonghe/FWLIB/src/stm32f4xx_hash_sha1.c , 9793
zonghe/FWLIB/src/stm32f4xx_i2c.c , 54393
zonghe/FWLIB/src/stm32f4xx_iwdg.c , 9348
zonghe/FWLIB/src/stm32f4xx_ltdc.c , 39790
zonghe/FWLIB/src/stm32f4xx_pwr.c , 37707
zonghe/FWLIB/src/stm32f4xx_rcc.c , 98839
zonghe/FWLIB/src/stm32f4xx_rng.c , 14060
zonghe/FWLIB/src/stm32f4xx_rtc.c , 102891
zonghe/FWLIB/src/stm32f4xx_sai.c , 46411
zonghe/FWLIB/src/stm32f4xx_sdio.c , 38957
zonghe/FWLIB/src/stm32f4xx_spi.c , 52522
zonghe/FWLIB/src/stm32f4xx_syscfg.c , 9575
zonghe/FWLIB/src/stm32f4xx_tim.c , 124732
zonghe/FWLIB/src/stm32f4xx_usart.c , 57949
zonghe/FWLIB/src/stm32f4xx_wwdg.c , 10492
zonghe/adc.c , 2633
zonghe/adc.h , 752
zonghe/delay.c , 412
zonghe/delay.h , 172
zonghe/key.c , 1732
zonghe/key.h , 546
zonghe/lcd12864.c , 7730
zonghe/lcd12864.h , 2470
zonghe/led.c , 594
zonghe/led.h , 409
zonghe/main.c , 2072
zonghe/ssp.c , 2015
zonghe/ssp.h , 169
zonghe/stm32f4xx.h , 704094
zonghe/stm32f4xx_conf.h , 3846
zonghe/stm32f4xx_it.c , 5378
zonghe/stm32f4xx_it.h , 2128
zonghe/system_stm32f4xx.c , 21509
zonghe/system_stm32f4xx.h , 2233
zonghe/time.c , 962
zonghe/time.h , 141