单片机交通灯C语言设计程序(6)

用单片机实现的交通灯设计

P1=seg7[second_counts%10];

Delay(2);

}

}

//south led flashing

void South_North_Flash()

{

GREEN_B=1;

YELLOW_B=!YELLOW_B;

S3=0;

S4=0;

Delay(500);

for(k=0;k<10;k++)

South_North_7seg();

}

//traffic function

void Traffic()

{

switch (Operation_type)

{