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lcd1602的pcb圖和原理圖：
下載：
1602電子時(shí)鐘.rar
(493.31 KB, 下載次數(shù): 759)
2017-3-3 02:37 上傳
點(diǎn)擊文件名下載附件
源程序：
- #include <REG51.H>
- #include <intrins.h>
- //#include "LCD1602.h"
- //#include "DS1302.h"
- #define uint unsigned int
- #define uchar unsigned char
- sbit DS1302_CLK = P1^2; //實(shí)時(shí)時(shí)鐘時(shí)鐘線引腳
- sbit DS1302_IO = P1^1; //實(shí)時(shí)時(shí)鐘數(shù)據(jù)線引腳
- sbit DS1302_RST = P1^0; //實(shí)時(shí)時(shí)鐘復(fù)位線引腳
- sbit wireless_1 = P3^0;
- sbit wireless_2 = P3^1;
- sbit wireless_3 = P3^2;
- sbit wireless_4 = P3^4;
- sbit ACC0 = ACC^0;
- sbit ACC7 = ACC^7;
- char hide_sec,hide_min,hide_hour,hide_day,hide_week,hide_month,hide_year; //秒,分,時(shí)到日,月,年位閃的計(jì)數(shù)
- sbit Set = P1^4; //模式切換鍵
- sbit Up = P1^5; //加法按鈕
- sbit Down = P1^6; //減法按鈕
- sbit out = P1^7; //立刻跳出調(diào)整模式按鈕
- sbit DQ = P3^3; //溫度傳送數(shù)據(jù)IO口
- char done,count,temp,flag,up_flag,down_flag;
- uchar temp_value; //溫度值
- uchar TempBuffer[5],week_value[2];
- void show_time(); //液晶顯示程序
- /***********1602液晶顯示部分子程序****************/
- //Port Definitions**********************************************************
- sbit LcdRs = P2^0;
- sbit LcdRw = P2^1;
- sbit LcdEn = P2^2;
- sfr DBPort = 0x80; //P0=0x80,P1=0x90,P2=0xA0,P3=0xB0.數(shù)據(jù)端口
- //內(nèi)部等待函數(shù)**************************************************************************
- unsigned char LCD_Wait(void)
- {
- LcdRs=0;
- LcdRw=1; _nop_();
- LcdEn=1; _nop_();
-
- LcdEn=0;
- return DBPort;
- }
- //向LCD寫(xiě)入命令或數(shù)據(jù)************************************************************
- #define LCD_COMMAND 0 // Command
- #define LCD_DATA 1 // Data
- #define LCD_CLEAR_SCREEN 0x01 // 清屏
- #define LCD_HOMING 0x02 // 光標(biāo)返回原點(diǎn)
- void LCD_Write(bit style, unsigned char input)
- {
- LcdEn=0;
- LcdRs=style;
- LcdRw=0; _nop_();
- DBPort=input; _nop_();//注意順序
- LcdEn=1; _nop_();//注意順序
- LcdEn=0; _nop_();
- LCD_Wait();
- }
- //設(shè)置顯示模式************************************************************
- #define LCD_SHOW 0x04 //顯示開(kāi)
- #define LCD_HIDE 0x00 //顯示關(guān)
- #define LCD_CURSOR 0x02 //顯示光標(biāo)
- #define LCD_NO_CURSOR 0x00 //無(wú)光標(biāo)
- #define LCD_FLASH 0x01 //光標(biāo)閃動(dòng)
- #define LCD_NO_FLASH 0x00 //光標(biāo)不閃動(dòng)
- void LCD_SetDisplay(unsigned char DisplayMode)
- {
- LCD_Write(LCD_COMMAND, 0x08|DisplayMode);
- }
- //設(shè)置輸入模式************************************************************
- #define LCD_AC_UP 0x02
- #define LCD_AC_DOWN 0x00 // default
- #define LCD_MOVE 0x01 // 畫(huà)面可平移
- #define LCD_NO_MOVE 0x00 //default
- void LCD_SetInput(unsigned char InputMode)
- {
- LCD_Write(LCD_COMMAND, 0x04|InputMode);
- }
- //初始化LCD************************************************************
- void LCD_Initial()
- {
- LcdEn=0;
- LCD_Write(LCD_COMMAND,0x38); //8位數(shù)據(jù)端口,2行顯示,5*7點(diǎn)陣
- LCD_Write(LCD_COMMAND,0x38);
- LCD_SetDisplay(LCD_SHOW|LCD_NO_CURSOR); //開(kāi)啟顯示, 無(wú)光標(biāo)
- LCD_Write(LCD_COMMAND,LCD_CLEAR_SCREEN); //清屏
- LCD_SetInput(LCD_AC_UP|LCD_NO_MOVE); //AC遞增, 畫(huà)面不動(dòng)
- }
- //液晶字符輸入的位置************************
- void GotoXY(unsigned char x, unsigned char y)
- {
- if(y==0)
- LCD_Write(LCD_COMMAND,0x80|x);
- if(y==1)
- LCD_Write(LCD_COMMAND,0x80|(x-0x40));
- }
- //將字符輸出到液晶顯示
- void Print(unsigned char *str)
- {
- while(*str!='\0')
- {
- LCD_Write(LCD_DATA,*str);
- str++;
- }
- }
- /***********DS1302時(shí)鐘部分子程序******************/
- typedef struct __SYSTEMTIME__
- {
- unsigned char Second;
- unsigned char Minute;
- unsigned char Hour;
- unsigned char Week;
- unsigned char Day;
- unsigned char Month;
- unsigned char Year;
- unsigned char DateString[11];
- unsigned char TimeString[9];
- }SYSTEMTIME; //定義的時(shí)間類型
- SYSTEMTIME CurrentTime;
- #define AM(X) X
- #define PM(X) (X+12) // 轉(zhuǎn)成24小時(shí)制
- #define DS1302_SECOND 0x80 //時(shí)鐘芯片的寄存器位置,存放時(shí)間
- #define DS1302_MINUTE 0x82
- #define DS1302_HOUR 0x84
- #define DS1302_WEEK 0x8A
- #define DS1302_DAY 0x86
- #define DS1302_MONTH 0x88
- #define DS1302_YEAR 0x8C
- void DS1302InputByte(unsigned char d) //實(shí)時(shí)時(shí)鐘寫(xiě)入一字節(jié)(內(nèi)部函數(shù))
- {
- unsigned char i;
- ACC = d;
- for(i=8; i>0; i--)
- {
- DS1302_IO = ACC0; //相當(dāng)于匯編中的 RRC
- DS1302_CLK = 1;
- DS1302_CLK = 0;
- ACC = ACC >> 1;
- }
- }
- unsigned char DS1302OutputByte(void) //實(shí)時(shí)時(shí)鐘讀取一字節(jié)(內(nèi)部函數(shù))
- {
- unsigned char i;
- for(i=8; i>0; i--)
- {
- ACC = ACC >>1; //相當(dāng)于匯編中的 RRC
- ACC7 = DS1302_IO;
- DS1302_CLK = 1;
- DS1302_CLK = 0;
- }
- return(ACC);
- }
- void Write1302(unsigned char ucAddr, unsigned char ucDa) //ucAddr: DS1302地址, ucData: 要寫(xiě)的數(shù)據(jù)
- {
- DS1302_RST = 0;
- DS1302_CLK = 0;
- DS1302_RST = 1;
- DS1302InputByte(ucAddr); // 地址，命令
- DS1302InputByte(ucDa); // 寫(xiě)1Byte數(shù)據(jù)
- DS1302_CLK = 1;
- DS1302_RST = 0;
- }
- unsigned char Read1302(unsigned char ucAddr) //讀取DS1302某地址的數(shù)據(jù)
- {
- unsigned char ucData;
- DS1302_RST = 0;
- DS1302_CLK = 0;
- DS1302_RST = 1;
- DS1302InputByte(ucAddr|0x01); // 地址，命令
- ucData = DS1302OutputByte(); // 讀1Byte數(shù)據(jù)
- DS1302_CLK = 1;
- DS1302_RST = 0;
- return(ucData);
- }
- void DS1302_GetTime(SYSTEMTIME *Time) //獲取時(shí)鐘芯片的時(shí)鐘數(shù)據(jù)到自定義的結(jié)構(gòu)型數(shù)組
- {
- unsigned char ReadValue;
- ReadValue = Read1302(DS1302_SECOND);
- Time->Second = ((ReadValue&0x70)>>4)*10 + (ReadValue&0x0F);
- ReadValue = Read1302(DS1302_MINUTE);
- Time->Minute = ((ReadValue&0x70)>>4)*10 + (ReadValue&0x0F);
- ReadValue = Read1302(DS1302_HOUR);
- Time->Hour = ((ReadValue&0x70)>>4)*10 + (ReadValue&0x0F);
- ReadValue = Read1302(DS1302_DAY);
- Time->Day = ((ReadValue&0x70)>>4)*10 + (ReadValue&0x0F);
- ReadValue = Read1302(DS1302_WEEK);
- Time->Week = ((ReadValue&0x70)>>4)*10 + (ReadValue&0x0F);
- ReadValue = Read1302(DS1302_MONTH);
- Time->Month = ((ReadValue&0x70)>>4)*10 + (ReadValue&0x0F);
- ReadValue = Read1302(DS1302_YEAR);
- Time->Year = ((ReadValue&0x70)>>4)*10 + (ReadValue&0x0F);
- }
- void DateToStr(SYSTEMTIME *Time) //將時(shí)間年,月,日,星期數(shù)據(jù)轉(zhuǎn)換成液晶顯示字符串,放到數(shù)組里DateString[]
- { if(hide_year<2) //這里的if,else語(yǔ)句都是判斷位閃爍,<2顯示數(shù)據(jù),>2就不顯示,輸出字符串為 2007/07/22
- {
- Time->DateString[0] = '2';
- Time->DateString[1] = '0';
- Time->DateString[2] = Time->Year/10 + '0';
- Time->DateString[3] = Time->Year%10 + '0';
- }
- else
- {
- Time->DateString[0] = ' ';
- Time->DateString[1] = ' ';
- Time->DateString[2] = ' ';
- Time->DateString[3] = ' ';
- }
- Time->DateString[4] = '/';
- if(hide_month<2)
- {
- Time->DateString[5] = Time->Month/10 + '0';
- Time->DateString[6] = Time->Month%10 + '0';
- }
- else
- {
- Time->DateString[5] = ' ';
- Time->DateString[6] = ' ';
- }
- Time->DateString[7] = '/';
- if(hide_day<2)
- {
- Time->DateString[8] = Time->Day/10 + '0';
- Time->DateString[9] = Time->Day%10 + '0';
- }
- else
- {
- Time->DateString[8] = ' ';
- Time->DateString[9] = ' ';
- }
- if(hide_week<2)
- {
- week_value[0] = Time->Week%10 + '0'; //星期的數(shù)據(jù)另外放到 week_value[]數(shù)組里,跟年,月,日的分開(kāi)存放,因?yàn)榈纫幌乱谧詈箫@示
- }
- else
- {
- week_value[0] = ' ';
- }
- week_value[1] = '\0';
- Time->DateString[10] = '\0'; //字符串末尾加 '\0' ,判斷結(jié)束字符
- }
- void TimeToStr(SYSTEMTIME *Time) //將時(shí),分,秒數(shù)據(jù)轉(zhuǎn)換成液晶顯示字符放到數(shù)組 TimeString[];
- { if(hide_hour<2)
- {
- Time->TimeString[0] = Time->Hour/10 + '0';
- Time->TimeString[1] = Time->Hour%10 + '0';
- }
- else
- {
- Time->TimeString[0] = ' ';
- Time->TimeString[1] = ' ';
- }
- Time->TimeString[2] = ':';
- if(hide_min<2)
- {
- Time->TimeString[3] = Time->Minute/10 + '0';
- Time->TimeString[4] = Time->Minute%10 + '0';
- }
- else
- {
- Time->TimeString[3] = ' ';
- Time->TimeString[4] = ' ';
- }
- Time->TimeString[5] = ':';
- if(hide_sec<2)
- {
- Time->TimeString[6] = Time->Second/10 + '0';
- Time->TimeString[7] = Time->Second%10 + '0';
- }
- else
- {
- Time->TimeString[6] = ' ';
- Time->TimeString[7] = ' ';
- }
- Time->DateString[8] = '\0';
- }
- void Initial_DS1302(void) //時(shí)鐘芯片初始化
- {
- unsigned char Second=Read1302(DS1302_SECOND);
- if(Second&0x80) //判斷時(shí)鐘芯片是否關(guān)閉
- {
- Write1302(0x8e,0x00); //寫(xiě)入允許
- Write1302(0x8c,0x07); //以下寫(xiě)入初始化時(shí)間 日期:07/07/25.星期: 3. 時(shí)間: 23:59:55
- Write1302(0x88,0x07);
- Write1302(0x86,0x25);
- Write1302(0x8a,0x07);
- Write1302(0x84,0x23);
- Write1302(0x82,0x59);
- Write1302(0x80,0x55);
- Write1302(0x8e,0x80); //禁止寫(xiě)入
- }
- }
- /***********ds18b20子程序*************************/
- /***********ds18b20延遲子函數(shù)（晶振12MHz ）*******/
- void delay_18B20(unsigned int i)
- {
- while(i--);
- }
- /**********ds18b20初始化函數(shù)**********************/
- void Init_DS18B20(void)
- {
- unsigned char x=0;
- DQ = 1; //DQ復(fù)位
- delay_18B20(8); //稍做延時(shí)
- DQ = 0; //單片機(jī)將DQ拉低
- delay_18B20(80); //精確延時(shí) 大于 480us
- DQ = 1; //拉高總線
- delay_18B20(14);
- x=DQ; //稍做延時(shí)后 如果x=0則初始化成功 x=1則初始化失敗
- delay_18B20(20);
- }
- /***********ds18b20讀一個(gè)字節(jié)**************/
- unsigned char ReadOneChar(void)
- {
- uchar i=0;
- uchar dat = 0;
- for (i=8;i>0;i--)
- {
- DQ = 0; // 給脈沖信號(hào)
- dat>>=1;
- DQ = 1; // 給脈沖信號(hào)
- if(DQ)
- dat|=0x80;
- delay_18B20(4);
- }
- return(dat);
- }
- /*************ds18b20寫(xiě)一個(gè)字節(jié)****************/
- void WriteOneChar(uchar dat)
- {
- unsigned char i=0;
- for (i=8; i>0; i--)
- {
- DQ = 0;
- DQ = dat&0x01;
- delay_18B20(5);
- DQ = 1;
- dat>>=1;
- }
- }
- /**************讀取ds18b20當(dāng)前溫度************/
- void ReadTemp(void)
- {
- unsigned char a=0;
- unsigned char b=0;
- unsigned char t=0;
- Init_DS18B20();
- WriteOneChar(0xCC); // 跳過(guò)讀序號(hào)列號(hào)的操作
- WriteOneChar(0x44); // 啟動(dòng)溫度轉(zhuǎn)換
- delay_18B20(100); // this message is wery important
- Init_DS18B20();
- WriteOneChar(0xCC); //跳過(guò)讀序號(hào)列號(hào)的操作
- WriteOneChar(0xBE); //讀取溫度寄存器等（共可讀9個(gè)寄存器） 前兩個(gè)就是溫度
- delay_18B20(100);
- a=ReadOneChar(); //讀取溫度值低位
- b=ReadOneChar(); //讀取溫度值高位
- temp_value=b<<4;
- temp_value+=(a&0xf0)>>4;
- }
- void temp_to_str() //溫度數(shù)據(jù)轉(zhuǎn)換成液晶字符顯示
- {
- TempBuffer[0]=temp_value/10+'0'; //十位
- TempBuffer[1]=temp_value%10+'0'; //個(gè)位
- TempBuffer[2]=0xdf; //溫度符號(hào)
- TempBuffer[3]='c';
- TempBuffer[4]='\0';
- }
- void Delay1ms(unsigned int count)
- {
- unsigned int i,j;
- for(i=0;i<count;i++)
- for(j=0;j<120;j++);
- }
- /*延時(shí)子程序*/
- void mdelay(uint delay)
- { uint i;
- for(;delay>0;delay--)
- {for(i=0;i<62;i++) //1ms延時(shí).
- {;}
- }
- }
- void outkey() //跳出調(diào)整模式,返回默認(rèn)顯示
- { 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); //寫(xiě)入允許
- Write1302(0x80,Second&0x7f);
- Write1302(0x8E,0x80); //禁止寫(xiě)入
- done=0;
- while(out==0);
- while(wireless_1==1);
- }
- }
- ////////////////////////////////////////////////////////////////////////////////////////////////////////////
- void Upkey()//升序按鍵
- {
- Up=1;
- if(Up==0||wireless_2==1)
- {
- mdelay(8);
- switch(count)
- {case 1:
- temp=Read1302(DS1302_SECOND); //讀取秒數(shù)
- temp=temp+1; //秒數(shù)加1
- up_flag=1; //數(shù)據(jù)調(diào)整后更新標(biāo)志
- if((temp&0x7f)>0x59) //超過(guò)59秒,清零
- temp=0;
- break;
- case 2:
- temp=Read1302(DS1302_MINUTE); //讀取分?jǐn)?shù)
- temp=temp+1; //分?jǐn)?shù)加1
- up_flag=1;
- if(temp>0x59) //超過(guò)59分,清零
- temp=0;
- break;
- case 3:
- temp=Read1302(DS1302_HOUR); //讀取小時(shí)數(shù)
- temp=temp+1; //小時(shí)數(shù)加1
- up_flag=1;
- if(temp>0x23) //超過(guò)23小時(shí),清零
- temp=0;
- break;
- case 4:
- temp=Read1302(DS1302_WEEK); //讀取星期數(shù)
- temp=temp+1; //星期數(shù)加1
- up_flag=1;
- if(temp>0x7)
- temp=1;
- break;
- case 5:
- temp=Read1302(DS1302_DAY); //讀取日數(shù)
- temp=temp+1; //日數(shù)加1
- up_flag=1;
- if(temp>0x31)
- temp=1;
- break;
- case 6:
- temp=Read1302(DS1302_MONTH); //讀取月數(shù)
- temp=temp+1; //月數(shù)加1
- up_flag=1;
- if(temp>0x12)
- temp=1;
- break;
- case 7:
- temp=Read1302(DS1302_YEAR); //讀取年數(shù)
- temp=temp+1; //年數(shù)加1
- up_flag=1;
- if(temp>0x85)
- temp=0;
- break;
- default:break;
- }
-
- while(Up==0);
- while(wireless_2==1);
- }
- }
- ////////////////////////////////////////////////////////////////////////////////////////////////////////////
- void Downkey()//降序按鍵
- {
- Down=1;
- if(Down==0||wireless_3==1)
- {
- mdelay(8);
- switch(count)
- {case 1:
- temp=Read1302(DS1302_SECOND); //讀取秒數(shù)
- temp=temp-1; //秒數(shù)減1
- down_flag=1; //數(shù)據(jù)調(diào)整后更新標(biāo)志
- if(temp==0x7f) //小于0秒,返回59秒
- temp=0x59;
- break;
- case 2:
- temp=Read1302(DS1302_MINUTE); //讀取分?jǐn)?shù)
- temp=temp-1; //分?jǐn)?shù)減1
- down_flag=1;
- if(temp==-1)
- temp=0x59; //小于0秒,返回59秒
- break;
- case 3:
- temp=Read1302(DS1302_HOUR); //讀取小時(shí)數(shù)
- temp=temp-1; //小時(shí)數(shù)減1
- down_flag=1;
- if(temp==-1)
- temp=0x23;
- break;
- case 4:
- temp=Read1302(DS1302_WEEK); //讀取星期數(shù)
- temp=temp-1; //星期數(shù)減1
- down_flag=1;
- if(temp==0)
- temp=0x7;;
- break;
- case 5:
- temp=Read1302(DS1302_DAY); //讀取日數(shù)
- temp=temp-1; //日數(shù)減1
- down_flag=1;
- if(temp==0)
- temp=31;
- break;
- case 6:
- temp=Read1302(DS1302_MONTH); //讀取月數(shù)
- temp=temp-1; //月數(shù)減1
- down_flag=1;
- if(temp==0)
- temp=12;
- break;
- case 7:
- temp=Read1302(DS1302_YEAR); //讀取年數(shù)
- temp=temp-1; //年數(shù)減1
- down_flag=1;
- if(temp==-1)
- temp=0x85;
- break;
- default:break;
- }
-
- while(Down==0);
- while(wireless_3==1);
- }
- }
- void Setkey()//模式選擇按鍵
- {
- Set=1;
- if(Set==0||wireless_4==1)
- {
- mdelay(8);
- count=count+1; //Setkey按一次,count就加1
- done=1; //進(jìn)入調(diào)整模式
- while(Set==0);
- while(wireless_4==1);
- }
- }
- void keydone()//按鍵功能執(zhí)行
- { uchar Second;
- if(flag==0) //關(guān)閉時(shí)鐘,停止計(jì)時(shí)
- { Write1302(0x8e,0x00); //寫(xiě)入允許
- temp=Read1302(0x80);
- Write1302(0x80,temp|0x80);
- Write1302(0x8e,0x80); //禁止寫(xiě)入
- flag=1;
- }
- Setkey(); //掃描模式切換按鍵
- switch(count)
- {case 1:do //count=1,調(diào)整秒
- {
- outkey(); //掃描跳出按鈕
- Upkey(); //掃描加按鈕
- Downkey(); //掃描減按鈕
- if(up_flag==1||down_flag==1) //數(shù)據(jù)更新，重新寫(xiě)入新的數(shù)據(jù)
- {
- Write1302(0x8e,0x00); //寫(xiě)入允許
- Write1302(0x80,temp|0x80); //寫(xiě)入新的秒數(shù)
- Write1302(0x8e,0x80); //禁止寫(xiě)入
- up_flag=0;
- down_flag=0;
- }
- hide_sec++; //位閃計(jì)數(shù)
- if(hide_sec>3)
- hide_sec=0;
- show_time(); //液晶顯示數(shù)據(jù)
- }while(count==2);break;
- case 2:do //count=2,調(diào)整分
- {
- hide_sec=0;
- outkey();
- Upkey();
- Downkey();
- if(temp>0x60)
- temp=0;
- if(up_flag==1||down_flag==1)
- {
- Write1302(0x8e,0x00); //寫(xiě)入允許
- Write1302(0x82,temp); //寫(xiě)入新的分?jǐn)?shù)
- Write1302(0x8e,0x80); //禁止寫(xiě)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,調(diào)整小時(shí)
- {
- hide_min=0;
- outkey();
- Upkey();
- Downkey();
- if(up_flag==1||down_flag==1)
- {
- Write1302(0x8e,0x00); //寫(xiě)入允許
- Write1302(0x84,temp); //寫(xiě)入新的小時(shí)數(shù)
- Write1302(0x8e,0x80); //禁止寫(xiě)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,調(diào)整星期
- {
- hide_hour=0;
- outkey();
- Upkey();
- Downkey();
- if(up_flag==1||down_flag==1)
- {
- Write1302(0x8e,0x00); //寫(xiě)入允許
- Write1302(0x8a,temp); //寫(xiě)入新的星期數(shù)
- Write1302(0x8e,0x80); //禁止寫(xiě)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,調(diào)整日
- {
- hide_week=0;
- outkey();
- Upkey();
- Downkey();
- if(up_flag==1||down_flag==1)
- {
- Write1302(0x8e,0x00); //寫(xiě)入允許
- Write1302(0x86,temp); //寫(xiě)入新的日數(shù)
- Write1302(0x8e,0x80); //禁止寫(xiě)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,調(diào)整月
- {
- hide_day=0;
- outkey();
- Upkey();
- Downkey();
- if(up_flag==1||down_flag==1)
- {
- Write1302(0x8e,0x00); //寫(xiě)入允許
- Write1302(0x88,temp); //寫(xiě)入新的月數(shù)
- Write1302(0x8e,0x80); //禁止寫(xiě)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,調(diào)整年
- {
- hide_month=0;
- outkey();
- Upkey();
- Downkey();
- if(up_flag==1||down_flag==1)
- {
- Write1302(0x8e,0x00); //寫(xiě)入允許
- Write1302(0x8c,temp); //寫(xiě)入新的年數(shù)
- Write1302(0x8e,0x80); //禁止寫(xiě)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, 跳出調(diào)整模式,返回默認(rèn)顯示狀態(tài)
- Second=Read1302(DS1302_SECOND);
- Write1302(0x8e,0x00); //寫(xiě)入允許
- Write1302(0x80,Second&0x7f);
- Write1302(0x8E,0x80); //禁止寫(xiě)入
- done=0;
- break; //count=7,開(kāi)啟中斷,標(biāo)志位置0并退出
- default:break;
- }
- }
- void show_time() //液晶顯示程序
- {
- DS1302_GetTime(&CurrentTime); //獲取時(shí)鐘芯片的時(shí)間數(shù)據(jù)
- TimeToStr(&CurrentTime); //時(shí)間數(shù)據(jù)轉(zhuǎn)換液晶字符
- DateToStr(&CurrentTime); //日期數(shù)據(jù)轉(zhuǎn)換液晶字符
- ReadTemp(); //開(kāi)啟溫度采集程序
- temp_to_str(); //溫度數(shù)據(jù)轉(zhuǎn)換成液晶字符
- GotoXY(12,1); //液晶字符顯示位置
- Print(TempBuffer); //顯示溫度
- GotoXY(0,1);
- Print(CurrentTime.TimeString); //顯示時(shí)間
- GotoXY(0,0);
- Print(CurrentTime.DateString); //顯示日期
- GotoXY(15,0);
- Print(week_value); //顯示星期
- GotoXY(11,0);
- Print("Zhou"); //在液晶上顯示 字母 week
- Delay1ms(400); //掃描延時(shí)
- }
- main()
- {
- flag=1; //時(shí)鐘停止標(biāo)志
- LCD_Initial(); //液晶初始化
- Init_DS18B20( ) ; //DS18B20初始化
- Initial_DS1302(); //時(shí)鐘芯片初始化
- up_flag=0;
- down_flag=0;
- done=0; //進(jìn)入默認(rèn)液晶顯示
- wireless_1=0;
- wireless_2=0;
- wireless_3=0;
- wireless_4=0;
- while(1)
- {
- while(done==1)
- keydone(); //進(jìn)入調(diào)整模式
- while(done==0)
- {
- show_time(); //液晶顯示數(shù)據(jù)
- flag=0;
- Setkey(); //掃描各功能鍵
- }
- }
- }
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