Traffic Control System

Installed wireless magnetic detector at every parking space to get parking information.The detector detects the
geomagnetic field change every 3 seconds to judge the vehicle presence.If the parking status changes,it sends
wireless signal to the wireless ZCU immediately,otherwise,the signal will only be transmitted every 5 minutes.The
wireless ZCU transmit the parking data to CCU after compressing base on the certain rules.Finally,this data will be
transmitted to directional led display after the processing of CCU.Meanwhile,the parking data will be sent to the sever
and stored in its database. The user can visit sever to learn parking information including year/month/date statistic
data.