Automated Real-Time Intelligent Traffic Control System for Smart Cities Using Wireless Sensor Networks

Pseudocode 2

The management of parking spaces in each road crossing.

1: Foreach (data packet received)

2: Read Crossroad ID, Lane ID, Lane direction, Node ID

3: Locate the parking space

4: If (State==1) then

5:  Update the information received in the database

6:  Increment the number of occupied places

7:  Decrease the number of available places

8:  Start counting the parking time

9:  If (The RFID tag is detected) then

10:   Update occupied place with RFID data received in the database

11:  Else

12:   Send a message to the parking agents with the identifier of the crossroad and the parking space that has just been occupied

13:   The agent introduces the registration number of the car parked in the database

14:  End if

15: Else

16  Decrease the number of occupied places

17:  Increment the number of available places

18:  Stop parking time

19:  Calculation the parking fees

20: End if

21: Go to 1