Please I need ladder diagrams. Look at mine and modify it but please I need explanation n pseudo code
There is a 6-part introductory series to programming PLCs available here which includes an introduction to ladder logic.
It is based around the Rockwell MicroLogix 1000 PLC controller and you can download the 'RSLogix Micro Starter Lite' programming environment from here:
Rockwell Automation MicroLogix Controller Downloads
which will allow you to follow along and to hopefully allow you to program and test your traffic light assignment.
There is a 6-part introductory series to programming PLCs available here which includes an introduction to ladder logic.
It is based around the Rockwell MicroLogix 1000 PLC controller and you can download the 'RSLogix Micro Starter Lite' programming environment from here:
Rockwell Automation MicroLogix Controller Downloads
which will allow you to follow along and to hopefully allow you to program and test your traffic light assignment.