超声波测距仪
............\GCC
............\...\3310LCD.c
............\...\3310LCD.h
............\...\english_6x8_pixel.h
............\...\MAIN.c
............\...\MAIN.h
............\...\Makefile
............\...\MISC.c
............\...\MISC.h
............\...\Picture.h
............\...\PROSIGNAL.c
............\...\TWI.c
............\...\TWI.h
............\...\UltraDelay.h
............\...\USPN.pnproj
............\ref
............\...\3310LCD_PCD8544.pdf
............\...\400STR16 for SRF08.pdf
............\...\DS1721.pdf
............\...\IRF7328.pdf
............\...\LMX331-LMX393.pdf
............\...\MAX4475-MAX4489.pdf
............\...\MAX5450-MAX5455.pdf
............\...\SRF04-tech.pdf
............\...\SRF08-tech.pdf
............\...\Ultrasonic.xls
............\原理图.pdf