编辑: Mckel0ve 2016-05-16

//显示7 break;

} while(temp!=0xf0) { temp=P3;

temp=temp&

0xf0;

} } } P3=0xfb;

temp=P3;

temp=temp&

0xf0;

while(temp!=0xf0) { delay(5);

temp=P3;

temp=temp&

0xf0;

while(temp!=0xf0) { temp=P3;

switch(temp) { case 0xeb:num=11;

//显示8 break;

case 0xdb:num=9;

//显示9 break;

case 0xbb:num=6;

//显示A break;

case 0x7b:num=3;

//显示B break;

} while(temp!=0xf0) { temp=P3;

temp=temp&

0xf0;

} } } P3=0xf7;

temp=P3;

temp=temp&

0xf0;

while(temp!=0xf0) { delay(5);

temp=P3;

temp=temp&

0xf0;

while(temp!=0xf0) { temp=P3;

switch(temp) { case 0xe7:num=12;

//显示C break;

case 0xd7:num=13;

//显示D break;

case 0xb7:num=14;

//显示E break;

case 0x77:num=15;

//显示F break;

} while(temp!=0xf0) { temp=P3;

temp=temp&

0xf0;

} } } return num;

} 数字随输入移动 #include #define uint unsigned int #define uchar unsigned char sbit dula=P2^6;

sbit wela=P2^7;

uchar code table[]={ 0x3f,0x06,0x5b,0x4f, 0x66,0x6d,0x7d,0x07, 0x7f,0x6f,0x77,0x7c, 0x39,0x5e,0x79,0x71,0};

uchar code table1[]={0xfe,0xfd,0xfb,0xf7,0xef,0xdf,0xbf,0x7f};

uchar d1[]={0,0,0,0,0,0,0};

uchar num,temp,key_num,input_num;

void delay(uint z) { uint x,y;

for(x=z;

x>

0;

x--) for(y=110;

y>

0;

y--);

} uchar keyscan();

void display();

void main() { num=16;

// 扫描函数没有返回值时,熄灭所有数码管 P0 = 0x00;

wela = 1;

wela = 0;

while(1) { keyscan();

display();

} } void display() { uchar i = 0,.

.......

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