Bare ultrasonic sensor programming any1?(urgent)

anyone can post some bare ultrasonic sensor programming code of 28X1 project board?

i need refer to  start with my programming, 

http://www.micro-examples.com/pics/090-ULTRASONIC-RANGER-schematic.png this is the schematic circuit that i built for my sensor and what i needed now is a programming coding to test my sensor...

thank you for your help...