7-17(a) Implement the control of traffic lights PLC program shown. In this application: 62 The lights control the flow of traffic in one direction only. A cascading timer circuit accomplishes transition from red to green to amber. The sequence is Red 30 s "on," Green 25 s "on," and Amber 5 s "on." Use the Traffic Simulator screen and the following addresses to simulate the program: Red Light 0:2/0 Amber Light Green Light TON T4:0 - TON T4:1 - TON T4:2 - 0:2/1 0:2/2