The Administration System of Parking Structure
These parking structures are always built in the busiest region in order to provide abundant parking places for drivers. Some of these structures are in large scale with at least 2 entries and 2 exits. In order to administrate all the entries and exits and to show the number of current available spots, the central computer must receive all the information from these devices.
Products: VXC-144U
Details: http://www.icpdas.com/news/news_events/2008/2008082601_c.htm