i am a mechanical student and this is my project. so i need circuit diagram,coding etc.

I want the circuit diagram for car parking using ATMEGA16a

To get full information or details of automatic car parking system using atmega16 microcontroller please have a look on the pages

http://projectsofavravr-microcontroller-based-car-parking-monitoring-system/

http://projectsof8051automatic-car-parking-indicator-system/

http://ijsrpresearch-paper-1012/ijsrp-p1007.pdf

if you again feel trouble on automatic car parking system using atmega16 microcontroller please reply in that page and ask specific fields in automatic car parking system using atmega16 microcontroller