Introduction - If you have any usage issues, please Google them yourself
Crossroads shuttle vehicles, pedestrians bustling, car dealers driveway, walkway person, methodical. So rely on to achieve this orderly order it? Rely on automatic command system traffic lights. Traffic signal control many ways. The system uses the MSC-51 series MCU ATSC51 and programmable parallel I/O interface chip 8255A-centric device designed to traffic light controller realized according to the actual traffic flow through the P1 port 8051 set of red, green kindle time function traffic light cycle light, countdown five seconds flashing yellow warning (traffic light signal through the PA output, display time directly through the 8255 PC port output to double-digit LED) vehicles ran a red light alarm green time can detect vehicles Traffic and through the double-digit digital display. The system is practical, simple operation, expand strong function. Over the upper and lower temperature, for sound (buzzer) alarms.