stm32_measure_distance

代码说明：

  stm32控制超声波精确快速测距，误差在0.1cm，通过LCD显示测量值(STM32 control ultrasonic quick and accurate location, the error in 0.1cm, as revealed by LCD measurements)

文件列表：

超声波测距5
...........\CORE
...........\....\core_cm3.c,17273,2010-06-07
...........\....\core_cm3.h,85714,2011-02-09
...........\....\startup_stm32f10x_hd.s,15503,2011-03-10
...........\....\startup_stm32f10x_md.s,12765,2011-03-10
...........\HARDWARE
...........\........\EXTI
...........\........\....\exti.c,2526,2013-12-01
...........\........\....\exti.h,582,2011-09-15
...........\........\KEY
...........\........\...\key.c,1685,2012-02-21
...........\........\...\key.h,1073,2011-09-09
...........\........\LCD
...........\........\...\FONT.H,16155,2010-06-21
...........\........\...\lcd.c,39969,2012-10-27
...........\........\...\lcd.h,9149,2012-07-29
...........\........\LED
...........\........\...\led.c,1375,2012-03-06
...........\........\...\led.h,264,2012-03-06
...........\........\PWM
...........\........\...\pwm.c,2025,2012-03-08
...........\........\...\pwm.h,101,2011-11-11
...........\........\TIMER
...........\........\.....\timer.c,2183,2012-03-08
...........\........\.....\timer.h,557,2011-09-24
...........\........\WDG
...........\........\...\wdg.c,1909,2012-03-08
...........\........\...\wdg.h,703,2011-11-13
...........\keilkilll.bat,399,2011-04-23
...........\STM32F10x_FWLib
...........\...............\inc
...........\...............\...\misc.h,8982,2011-03-10
...........\...............\...\stm32f10x_adc.h,21690,2011-03-10
...........\...............\...\stm32f10x_bkp.h,7555,2011-03-10
...........\...............\...\stm32f10x_can.h,27559,2011-03-10
...........\...............\...\stm32f10x_cec.h,6573,2011-03-10
...........\...............\...\stm32f10x_crc.h,2162,2011-03-10
...........\...............\...\stm32f10x_dac.h,15233,2011-03-10
...........\...............\...\stm32f10x_dbgmcu.h,3818,2011-03-10
...........\...............\...\stm32f10x_dma.h,20754,2011-03-10
...........\...............\...\stm32f10x_exti.h,6824,2011-03-10
...........\...............\...\stm32f10x_flash.h,25445,2011-03-10
...........\...............\...\stm32f10x_fsmc.h,27016,2011-03-10
...........\...............\...\stm32f10x_gpio.h,20175,2011-03-10
...........\...............\...\stm32f10x_i2c.h,30029,2011-03-10
...........\...............\...\stm32f10x_iwdg.h,3828,2011-03-10
...........\...............\...\stm32f10x_pwr.h,4383,2011-03-10
...........\...............\...\stm32f10x_rcc.h,30452,2011-03-10
...........\...............\...\stm32f10x_rtc.h,3857,2011-03-10
...........\...............\...\stm32f10x_sdio.h,21863,2011-03-10
...........\...............\...\stm32f10x_spi.h,17725,2011-03-10
...........\...............\...\stm32f10x_tim.h,52427,2011-03-10
...........\...............\...\stm32f10x_usart.h,16548,2011-03-10
...........\...............\...\stm32f10x_wwdg.h,2966,2011-03-10
...........\...............\src
...........\...............\...\misc.c,7046,2011-03-10
...........\...............\...\stm32f10x_adc.c,47201,2011-03-10
...........\...............\...\stm32f10x_bkp.c,8463,2011-03-10
...........\...............\...\stm32f10x_can.c,45103,2011-03-10
...........\...............\...\stm32f10x_cec.c,11656,2011-03-10
...........\...............\...\stm32f10x_crc.c,3347,2011-03-10
...........\...............\...\stm32f10x_dac.c,19087,2011-03-10
...........\...............\...\stm32f10x_dbgmcu.c,5149,2011-03-10
...........\...............\...\stm32f10x_dma.c,29607,2011-03-10
...........\...............\...\stm32f10x_exti.c,6959,2011-03-10
...........\...............\...\stm32f10x_flash.c,62551,2011-03-10
...........\...............\...\stm32f10x_fsmc.c,35484,2011-03-10
...........\...............\...\stm32f10x_gpio.c,23221,2011-03-11
...........\...............\...\stm32f10x_i2c.c,45781,2011-03-10
...........\...............\...\stm32f10x_iwdg.c,4916,2011-03-10
...........\...............\...\stm32f10x_pwr.c,8759,2011-03-10
...........\...............\...\stm32f10x_rcc.c,51271,2011-03-10
...........\...............\...\stm32f10x_rtc.c,8598,2011-03-10
...........\...............\...\stm32f10x_sdio.c,28933,2011-03-10
...........\...............\...\stm32f10x_spi.c,30224,2011-03-10
...........\...............\...\stm32f10x_tim.c,109159,2011-03-10
...........\...............\...\stm32f10x_usart.c,38308,2011-03-10
...........\...............\...\stm32f10x_wwdg.c,5735,2011-03-10
...........\SYSTEM
...........\......\delay
...........\......\.....\delay.c,2091,2012-03-07
...........\......\.....\delay.h,872,2011-09-07
...........\......\sys
...........\......\...\sys.c,612,2012-03-06
...........\......\...\sys.h,2445,2012-03-06
...........\......\usart
...........\......\.....\usart.c,4063,2012-03-06
...........\......\.....\usart.h,882,2012-03-06
...........\USER
...........\....\core_cm3.crf,3584,2013-11-30
...........\....\core_cm3.d,93,2013-11-30
...........\....\core_cm3.o,10624,2013-11-30
...........\....\delay.crf,346654,2013-11-30
...........\....\delay.d,1418,2013-11-30
...........\....\delay.o,379252,2013-11-30
...........\....\exti.crf,364436,2013-12-01
...........\....\exti.d,1772,2013-12-01
...........\....\exti.o,397432,2013-12-01
...........\....\exti.__i,506,2013-12-01