File list (Check if you may need any files):
Ultrasonic Ranging\delay.c
..................\DELAY.H
..................\delay.LST
..................\delay.OBJ
..................\HC-SR04.c
..................\HC-SR04.h
..................\HC-SR04.LST
..................\HC-SR04.OBJ
..................\STARTUP.A51
..................\STARTUP.LST
..................\STARTUP.OBJ
..................\timer0.LST
..................\超声波测距
..................\超声波测距.c
..................\超声波测距.lnp
..................\超声波测距.LST
..................\超声波测距.M51
..................\超声波测距.OBJ
..................\超声波测距.plg
..................\超声波测距.uvopt
..................\超声波测距.uvproj
..................\超声波测距_uvopt.bak
..................\超声波测距_uvproj.bak
Ultrasonic Ranging