2.5 Study overview
This study has two main parts. First is study of PLC and the second
part is its application intelligent traffic control system. The intelligent
traffic control system has further divided into two main parts,
Programming and hardware. Ladder logic Programming technique is
used. PLC T100MD2424+ is used for attaching with proto type
hardware. In hardware photoelectric sensors is used for sensing the
presence the vehicles on the square in proto type.