Sir/Madam, I'm just looking for making closed loop controlling of traffic lightning system, means it also senses the traffic density. i need help that which microprocessor i'll use, to whom it will interface and all the requirement which is required in making this circuit. thank you, Kindly reply as soon as possible.
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To get full information or details of traffic light control system using 8255 please have a look on the pages
http://studentbank.in/report-traffic-lig...rol-system
http://studentbank.in/report-development...controller
if you again feel trouble on traffic light control system using 8255 please reply in that page and ask specific fields in traffic light control system using 8255