【完整版】自行车简易数字里程表设计毕业论文设计 下载本文

内容发布更新时间 : 2024/12/23 8:48:42星期一 下面是文章的全部内容请认真阅读。

}

if(menu_1 == 1) { if(menu_2 == 1) 设置时

{ if(key_can == 3) 加 { shi+=0x01;

if((shi & 0x0f) >=

0x0a)

shi = (shi & 0xf0)

+ 0x10; if(shi >= 0x24)

shi = 0; }

if(key_can == 4) 减

{ if(shi == 0x00)

shi = 0x24;

if((shi & 0x0f) ==

0x00)

shi = (shi | 0x0a)

- 0x10; shi -- ;

}

}

if(menu_2 == 2) 设置分

{

if(key_can == 3)

{ fen+=0x01;

if((fen & 0x0f) >=

0x0a)

fen = (fen & 0xf0)

+ 0x10; if(fen >= 0x60)

fen = 0; }

if(key_can == 4) 减

{ if(fen == 0x00)

fen = 0x5a;

if((fen & 0x0f) ==

0x00)

fen = (fen | 0x0a)

- 0x10;

fen -- ;

}

}

if(menu_2 == 3) 设置秒

{ if(key_can == 3) 加

{ miao+=0x01;

if((miao & 0x0f) >=

0x0a)

miao = (miao &

0xf0) + 0x10;

if(miao >= 0x60)

miao = 0; if((week & 0x0f) ==

}

if(key_can == 4) 减

0x00)

week = (week |

{ if(miao == 0x00)

miao = 0x5a;

if((miao & 0x0f) ==

0x00)

miao = (miao |

0x0a) - 0x10; miao -- ;

}

}

if(menu_2 == 4)

设置星

期 { if(key_can == 3) 加

{ week+=0x01;

if((week & 0x0f) >=

0x0a)

week = (week &

0xf0) + 0x10; if(week >= 0x08)

week = 1; }

if(key_can == 4) 减

{ if(week == 0x01)

week = 0x08;

0x0a) - 0x10;

week -- ;

}

}

if(menu_2 == 5) 设置年

{

if(key_can == 3) 加

{

nian+=0x01;

if((nian & 0x0f) >=

0x0a)

nian = (nian &

0xf0) + 0x10; if(nian >= 0x9a)

nian = 1; }

if(key_can == 4) 减

{ if(nian == 0x01)

nian = 0x9a;

if((nian & 0x0f) ==

0x00)

nian = (nian |

0x0a) - 0x10;

nian -- ;

}

}

27

if(menu_2 == 6) 设置月 { if(key_can == 3) 加

{

yue+=0x01;

if((yue & 0x0f) >=

0x0a)

yue = (yue & 0xf0)

+ 0x10; if(yue >= 0x13)

yue = 1; }

if(key_can == 4) 减

{ if(yue == 0x01)

yue = 0x13;

if((yue & 0x0f) ==

0x00)

yue = (yue | 0x0a)

- 0x10;

yue -- ;

}

}

if(menu_2 == 7) 设置日

{ if(key_can == 3) 加

{

ri+=0x01;

if((ri & 0x0f) >= 0x0a)

ri = (ri & 0xf0) +

0x10;

if(ri >= 0x32)

ri = 0;

}

if(key_can == 4) 减

{ if(ri == 0x01)

ri = 0x32;

if((ri & 0x0f) ==

0x00)

ri = (ri | 0x0a)

- 0x10;

ri -- ;

}

}

write_sfm2_ds1302(1,2,shi);

显示时

write_sfm2_ds1302(1,5,fen);

显示分

write_sfm2_ds1302(1,8,miao);

显示秒

write_sfm1(1,14,week);

显示星期

write_sfm2_ds1302(2,3,nian);

显示年

write_sfm2_ds1302(2,6,yue);

显示月

write_sfm2_ds1302(2,9,ri);

显示日

switch(menu_2) 光标显示 {

case

1:

bj_shudu = 0;

}

if(key_can == 4) { if(bj_shudu != 0) 减

write_guanbiao(1,2,1); break;

case

2:

write_guanbiao(1,5,1); break;

case

3:

write_guanbiao(1,8,1); break;

case

4:

write_guanbiao(1,14,1); break;

case

5:

write_guanbiao(2,3,1); break;

case

6:

write_guanbiao(2,6,1); break;

case

7:

write_guanbiao(2,9,1); break; }

write_time(); 把时间写

进去 }

if(menu_1 == 2) {

if(menu_2 == 1)

设置速

度 { if(key_can == 3) 加

{ bj_shudu++;

if(bj_shudu >= 99)

bj_shudu -- ;

}

}

if(menu_2 == 2)

把总量

程清零

{ if(key_can == 3)

{

zong_lc= 0;

}

if(key_can == 4)

{ zong_lc= 0;

}

}

write_sfm2(1,7,bj_shudu);

显示报警速度

write_sfm7(2,4,zong_lc);

显示

switch(menu_2) 光标显示

{

29

case 1: write_guanbiao(1,6,1); break;

case

2:

write_guanbiao(2,3,1); break; }

write_eeprom();

}

}

****************报

*************** void clock_() { beep = 0; delay_1ms(200) ;

P0 = P1 = P2 = P3 = 0xff; IO口

初始为电平 init_ds1302_io(); init_ds1302();

init_1602(); 1602初始化 init_int0();

time_init();

定时器0初始化

程序

init_eeprom(); 开机初始化保存

的数据* while(1)

{ shudu = 11; key();

按键程序

if(key_can < 10)

{

key_with();

}

if(flag_200ms == 1) { flag_200ms = 0;

read_time();

时间 if(menu_1 == 0)

init_1602_ds1302();

显示时钟

menu_dis(); 计算速度函

数 clock_ = 1;

break; }

}

*************定时器0中断服务程序***************

void time0_int() interrupt 1

{ static uchar value; TH0 = 0x3c;

TL0 = 0xb0; 50ms value++;

if(value % 4 == 0)

flag_200ms = 1;

if(value >= 20) 1秒 才是一秒