stm32输入捕获超声波测距

利用stm32定时器的通道捕获超声波的信号上升下降沿，计算时间，通过实际测试测得数据比较稳定，速度快！可以稍加改正移植到自己的系统中！希望对正在学习的人有所帮助。

CORE
core_cm3.c
core_cm3.h
startup_stm32f10x_hd.s
startup_stm32f10x_md.s
HARDWARE
KEY
LCD
LED
TIM4-capture
UltrasonicWave
keilkilll.bat
OBJ
core_cm3.crf
core_cm3.d
core_cm3.o
delay.crf
delay.d
delay.o
key.crf
key.d
key.o
LCD.axf
lcd.crf
lcd.d
LCD.hex
LCD.htm
LCD.lnp
lcd.o
LCD.plg
LCD.sct
led.crf
led.d
led.o
main.crf
main.d
main.o
misc.crf
misc.d
misc.o
startup_stm32f10x_hd.d
startup_stm32f10x_hd.o
stm32f10x_fsmc.crf
stm32f10x_fsmc.d
stm32f10x_fsmc.o
stm32f10x_gpio.crf
stm32f10x_gpio.d
stm32f10x_gpio.o
stm32f10x_it.crf
stm32f10x_it.d
stm32f10x_it.o
stm32f10x_rcc.crf
stm32f10x_rcc.d
stm32f10x_rcc.o
stm32f10x_tim.crf
stm32f10x_tim.d
stm32f10x_tim.o
stm32f10x_usart.crf
stm32f10x_usart.d
stm32f10x_usart.o
sys.crf
sys.d
sys.o
system_stm32f10x.crf
system_stm32f10x.d
system_stm32f10x.o
timer4_cap.crf
timer4_cap.d
timer4_cap.o
ultrasonicwave.crf
ultrasonicwave.d
ultrasonicwave.o
usart.crf
usart.d
usart.o
STM32F10x_FWLib
inc
src
文件说明.txt
SYSTEM
delay
sys
usart
USER
JLinkLog.txt
JLinkSettings.ini
LCD.map
LCD.opt.bak
LCD.Uv2.bak
LCD.uvgui.Administrator
LCD.uvgui_Administrator.bak
LCD.uvopt
LCD.uvproj
LCD_Target 1.dep
main.c
startup_stm32f10x_hd.lst
stm32f10x.h
stm32f10x_conf.h
stm32f10x_it.c
stm32f10x_it.h
system_stm32f10x.c
system_stm32f10x.h
程序功能.txt