CD-ROM
Perancangan dan pembuatan prototype traffic light menggunakan counter (CD)
Specially technology advance in electronic sector develop experinced it was quick, it is can be dispered look when user added amount or consumen inovated at technologi is used not existing, so demanded result to develop phase more long. Like at technologi which is having massive at traffic light. Conventional traffic light just on lamp line which is arranging without other add instruction that can be information or to be showing when the lamp was change, example the red lamp to yellow and the last to green it is can identificated on showing time.
On psycologys can help the driver to prepair their vihicle when is trapped red lamp, because we almost saw the horn vehicle each other answer to call when the driver on the first line not know the lamp is changed. Background on the top so writer is taken by tittle traffic light menggunakan counter with special control appearance mikrokontroler AT 89S51, display back account between the lamp used seven segment and add showing sentence is display dot matrik an simulation traffic light on led arrange red, yellow, green.
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