DS1302按键调节时间不好用,高手请进

2025-03-12 14:29:41
推荐回答(2个)
回答1:

  void outkey() //跳出调整模式,返回默认显示
  { uchar Second;
  if(out==0||wireless_1==1)
  { mdelay(8);
  count=0;
  hide_sec=0,hide_min=0,hide_hour=0,hide_day=0,hide_week=0,hide_month=0,hide_year=0;
  Second=Read1302(DS1302_SECOND);
  Write1302(0x8e,0x00); //写入允许
  Write1302(0x80,Second&0x7f);
  Write1302(0x8E,0x80); //禁止写入
  done=0;
  while(out==0);
  while(wireless_1==1);
  }
  }
  ////////////////////////////////////////////////////////////////////////////////////////////////////////////
  void Upkey()//升序按键
  {
  Up=1;
  if(Up==0||wireless_2==1)
  {
  mdelay(8);
  switch(count)
  {case 1:
  temp=Read1302(DS1302_SECOND); //读取秒数
  temp=temp+1; //秒数加1
  up_flag=1; //数据调整后更新标志
  if((temp&0x7f)>0x59) //超过59秒,清零
  temp=0;
  break;
  case 2:
  temp=Read1302(DS1302_MINUTE); //读取分数
  temp=temp+1; //分数加1
  up_flag=1;
  if(temp>0x59) //超过59分,清零
  temp=0;
  break;
  case 3:
  temp=Read1302(DS1302_HOUR); //读取小时数
  temp=temp+1; //小时数加1
  up_flag=1;
  if(temp>0x23) //超过23小时,清零
  temp=0;
  break;
  case 4:
  temp=Read1302(DS1302_WEEK); //读取星期数
  temp=temp+1; //星期数加1
  up_flag=1;
  if(temp>0x7)
  temp=1;
  break;
  case 5:
  temp=Read1302(DS1302_DAY); //读取日数
  temp=temp+1; //日数加1
  up_flag=1;
  if(temp>0x31)
  temp=1;
  break;
  case 6:
  temp=Read1302(DS1302_MONTH); //读取月数
  temp=temp+1; //月数加1
  up_flag=1;
  if(temp>0x12)
  temp=1;
  break;
  case 7:
  temp=Read1302(DS1302_YEAR); //读取年数
  temp=temp+1; //年数加1
  up_flag=1;
  if(temp>0x85)
  temp=0;
  break;
  default:break;
  }

  while(Up==0);
  while(wireless_2==1);
  }
  }

  ////////////////////////////////////////////////////////////////////////////////////////////////////////////
  void Downkey()//降序按键
  {
  Down=1;
  if(Down==0||wireless_3==1)
  {
  mdelay(8);
  switch(count)
  {case 1:
  temp=Read1302(DS1302_SECOND); //读取秒数
  temp=temp-1; //秒数减1
  down_flag=1; //数据调整后更新标志
  if(temp==0x7f) //小于0秒,返回59秒
  temp=0x59;
  break;
  case 2:
  temp=Read1302(DS1302_MINUTE); //读取分数
  temp=temp-1; //分数减1
  down_flag=1;
  if(temp==-1)
  temp=0x59; //小于0秒,返回59秒
  break;
  case 3:
  temp=Read1302(DS1302_HOUR); //读取小时数
  temp=temp-1; //小时数减1
  down_flag=1;
  if(temp==-1)
  temp=0x23;
  break;
  case 4:
  temp=Read1302(DS1302_WEEK); //读取星期数
  temp=temp-1; //星期数减1
  down_flag=1;
  if(temp==0)
  temp=0x7;;
  break;
  case 5:
  temp=Read1302(DS1302_DAY); //读取日数
  temp=temp-1; //日数减1
  down_flag=1;
  if(temp==0)
  temp=31;
  break;
  case 6:
  temp=Read1302(DS1302_MONTH); //读取月数
  temp=temp-1; //月数减1
  down_flag=1;
  if(temp==0)
  temp=12;
  break;
  case 7:
  temp=Read1302(DS1302_YEAR); //读取年数
  temp=temp-1; //年数减1
  down_flag=1;
  if(temp==-1)
  temp=0x85;
  break;
  default:break;
  }

  while(Down==0);
  while(wireless_3==1);
  }
  }

  void Setkey()//模式选择按键
  {
  Set=1;
  if(Set==0||wireless_4==1)
  {
  mdelay(8);
  count=count+1; //Setkey按一次,count就加1
  done=1; //进入调整模式
  while(Set==0);
  while(wireless_4==1);
  }

  }

  void keydone()//按键功能执行
  { uchar Second;
  if(flag==0) //关闭时钟,停止计时
  { Write1302(0x8e,0x00); //写入允许
  temp=Read1302(0x80);
  Write1302(0x80,temp|0x80);
  Write1302(0x8e,0x80); //禁止写入
  flag=1;
  }
  Setkey(); //扫描模式切换按键
  switch(count)
  {case 1:do //count=1,调整秒
  {
  outkey(); //扫描跳出按钮
  Upkey(); //扫描加按钮
  Downkey(); //扫描减按钮
  if(up_flag==1||down_flag==1) //数据更新,重新写入新的数据
  {
  Write1302(0x8e,0x00); //写入允许
  Write1302(0x80,temp|0x80); //写入新的秒数
  Write1302(0x8e,0x80); //禁止写入
  up_flag=0;
  down_flag=0;
  }

  hide_sec++; //位闪计数
  if(hide_sec>3)
  hide_sec=0;
  show_time(); //液晶显示数据
  }while(count==2);break;
  case 2:do //count=2,调整分
  {
  hide_sec=0;
  outkey();
  Upkey();
  Downkey();
  if(temp>0x60)
  temp=0;
  if(up_flag==1||down_flag==1)
  {
  Write1302(0x8e,0x00); //写入允许
  Write1302(0x82,temp); //写入新的分数
  Write1302(0x8e,0x80); //禁止写入
  up_flag=0;
  down_flag=0;
  }
  hide_min++;
  if(hide_min>3)
  hide_min=0;
  show_time();
  }while(count==3);break;
  case 3:do //count=3,调整小时
  {
  hide_min=0;
  outkey();
  Upkey();
  Downkey();
  if(up_flag==1||down_flag==1)
  {
  Write1302(0x8e,0x00); //写入允许
  Write1302(0x84,temp); //写入新的小时数
  Write1302(0x8e,0x80); //禁止写入
  up_flag=0;
  down_flag=0;
  }
  hide_hour++;
  if(hide_hour>3)
  hide_hour=0;
  show_time();
  }while(count==4);break;
  case 4:do //count=4,调整星期
  {
  hide_hour=0;
  outkey();
  Upkey();
  Downkey();
  if(up_flag==1||down_flag==1)
  {
  Write1302(0x8e,0x00); //写入允许
  Write1302(0x8a,temp); //写入新的星期数
  Write1302(0x8e,0x80); //禁止写入
  up_flag=0;
  down_flag=0;
  }
  hide_week++;
  if(hide_week>3)
  hide_week=0;
  show_time();
  }while(count==5);break;
  case 5:do //count=5,调整日
  {
  hide_week=0;
  outkey();
  Upkey();
  Downkey();
  if(up_flag==1||down_flag==1)
  {
  Write1302(0x8e,0x00); //写入允许
  Write1302(0x86,temp); //写入新的日数
  Write1302(0x8e,0x80); //禁止写入
  up_flag=0;
  down_flag=0;
  }
  hide_day++;
  if(hide_day>3)
  hide_day=0;
  show_time();
  }while(count==6);break;
  case 6:do //count=6,调整月
  {
  hide_day=0;
  outkey();
  Upkey();
  Downkey();
  if(up_flag==1||down_flag==1)
  {
  Write1302(0x8e,0x00); //写入允许
  Write1302(0x88,temp); //写入新的月数
  Write1302(0x8e,0x80); //禁止写入
  up_flag=0;
  down_flag=0;
  }
  hide_month++;
  if(hide_month>3)
  hide_month=0;
  show_time();
  }while(count==7);break;
  case 7:do //count=7,调整年
  {
  hide_month=0;
  outkey();
  Upkey();
  Downkey();
  if(up_flag==1||down_flag==1)
  {
  Write1302(0x8e,0x00); //写入允许
  Write1302(0x8c,temp); //写入新的年数
  Write1302(0x8e,0x80); //禁止写入
  up_flag=0;
  down_flag=0;
  }
  hide_year++;
  if(hide_year>3)
  hide_year=0;
  show_time();
  }while(count==8);break;
  case 8: count=0;hide_year=0; //count8, 跳出调整模式,返回默认显示状态
  Second=Read1302(DS1302_SECOND);
  Write1302(0x8e,0x00); //写入允许
  Write1302(0x80,Second&0x7f);
  Write1302(0x8E,0x80); //禁止写入
  done=0;
  break; //count=7,开启中断,标志位置0并退出
  default:break;

  }

  }

回答2:

加松手检测。