【正文】 :時(shí)鐘多字節(jié)寫(xiě)命令//8Byte = 7Byte 時(shí)鐘數(shù)據(jù) + 1Byte 控制DS1302InputByte(*pWClock)。pWClock++。// 寫(xiě) 1Byte 數(shù)據(jù)}DS1302_CLK = 1。DS1302_RST = 0。}void BurstRead1302(unsigned char *pRClock)式)//讀取 DS1302 時(shí)鐘數(shù)據(jù)(時(shí)鐘多字節(jié)方第 41 頁(yè) 共 43 頁(yè){unsigned char i。DS1302_RST = 0。DS1302_CLK = 0。DS1302_RST = 1。DS1302InputByte(0xbf)。for (i=8。 i0。 i){// 0xbf:時(shí)鐘多字節(jié)讀命令*pRClock = DS1302OutputByte()。pRClock++。// 讀 1Byte 數(shù)據(jù)}DS1302_CLK = 1。DS1302_RST = 0。}void DS1302_TimeStop(bit flag){// 是否將時(shí)鐘停止unsigned char Data。Data=Read1302(DS1302_SECOND)。DS1302_SetProtect(0)。if(flag)Write1302(DS1302_SECOND, Data|0x80)。elseWrite1302(DS1302_SECOND, Dataamp。0x7F)。}/********************************************************************************/endififndef LCD_CHAR_1604define LCD_CHAR_1604include //Port Definitions****************************************************sbit LcdRs= P3^5。sbit LcdRwsbit LcdEnsfr DBPort= P3^6。= P3^7。= 0x80。//P0=0x80,P1=0x90,P2=0xA0,P3=//內(nèi)部等待函數(shù)**************************************************unsigned char LCD_Wait(void)第 42 頁(yè) 共 43 頁(yè){LcdRs=0。LcdRw=1。_nop_()。LcdEn=1。_nop_()。//while(DBPortamp。0x80)。//LcdEn=0。return DBPort。}//向 LCD 寫(xiě)入命令或數(shù)據(jù)***************************************define LCD_COMMAND0// Commanddefine LCD_DATA1// Datadefine LCD_CLEAR_SCREEN0x01// 清屏define LCD_HOMING0x02// 光標(biāo)返回原點(diǎn)void LCD_Write(bit style, unsigned char input){LcdEn=0。LcdRs=style。LcdRw=0。DBPort=input。LcdEn=1。_nop_()。_nop_()。//注意順序_nop_()。//注意順序LcdEn=0。LCD_Wait()。_nop_()。}//設(shè)置顯示模式************************************************define LCD_SHOW0x04//顯示開(kāi)define LCD_HIDE0x00//顯示關(guān)define LCD_CURSOR0x02//顯示光標(biāo)define LCD_NO_CURSORdefine LCD_FLASH0x000x01define LCD_NO_FLASH//無(wú)光標(biāo)//光標(biāo)閃動(dòng)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_UP0x02define LCD_AC_DOWN0x00// defaultdefine LCD_MOVE0x01// 畫(huà)面可平移第 43 頁(yè) 共 43 頁(yè)define LCD_NO_MOVE0x00//defaultvoid LCD_SetInput(unsigned char InputMode){LCD_Write(LCD_COMMAND, 0x04|InputMode)。}//移動(dòng)光標(biāo)或屏幕********************************************/*define LCD_CURSORdefine LCD_SCREEN0x020x08define LCD_LEFT0x00define LCD_RIGHT0x04void LCD_Move(unsigned char object, unsigned char direction){if(object==LCD_CURSOR)LCD_Write(LCD_COMMAND,0x10|direction)。if(object==LCD_SCREEN)LCD_Write(LCD_COMMAND,0x18|direction)。}*///初始化****************************************************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)。LCD_Write(LCD_COMMAND,LCD_CLEAR_SCREEN)。//開(kāi)啟顯示, 無(wú)光標(biāo)//清屏LCD_SetInput(LCD_AC_UP|LCD_NO_MOVE)。//AC 遞增, 畫(huà)面不動(dòng)}//******************************************************************/void GotoXY(unsigned char x, unsigned char y) //x 列,y 行{if(y==0)LCD_Write(LCD_COMMAND,0x80|x)。if(y==1)LCD_Write(LCD_COMMAND,0x80|(x0x40))。}void Print(unsigned char *str){while(*str!=39。\039。){第 44 頁(yè) 共 43 頁(yè)LCD_Write(LCD_DATA,*str)。str++。}}/*void LCD_LoadChar(unsigned char user[8], unsigned char place){unsigned char i。LCD_Write(LCD_COMMAND,0x40|(place*8))。for(i=0。 i8。 i++)LCD_Write(LCD_DATA,user[i])。}*///******************************************************************/endififndef _setkey_h_define _setkey_h_includefloat setwen_h,setwen_l,setshi_h,setshi_l。sbit hot =P1^4。// 加熱sbit cold =P1^3。// 降溫sbit speek =P1^2。// 發(fā)光sbit ganzao =P1^5。//干燥sbit jiashi =P1^6。//加濕sbit speaker =P1^0。// 報(bào)警void Delay_xMs(unsigned int x){unsigned int i,j。for( i =0。i x。i++ ){for( j =0。j50。j++ )。}}void Speaker(void){//報(bào)警程序unsigned int i。for(i=0。i80。i++ ){第 45 頁(yè) 共 43 頁(yè)speaker=~speaker。Delay_xMs(2)。}}void doing_temp(SHT_dat *s){float xianshi_temp。setwen_h=。setwen_l=。xianshi_temp=stemperature。if((xianshi_tempsetwen_h)amp。(xianshi_tempsetwen_l)){ cold=0。hot=0。speek=0。speaker=0。ganzao=0。jiashi=0。}if(xianshi_tempsetwen_h){ cold=1。hot=0。speek=1。Speaker()。Delay_xMs(200)。speaker=0。}if(xianshi_tempsetwen_l){ cold=0。hot=1。speek=1。Speaker()。Delay_xMs(200)。speaker=0。}}void doing_humi(SHT_dat *s){float xianshi_humi。setshi_h=。setshi_l=。xianshi_humi=shumidity。if((xianshi_humisetshi_h)amp。(xianshi_humisetshi_l)){ cold=0。hot=0。speek=0。speaker=0。ganzao=0。jiashi=0。}if(xianshi_humisetshi_h){ ganzao=1。jiashi=0。speek=1。Speaker()。Delay_xMs(200)。speaker=0。}if(xianshi_humisetshi_l){ ganzao=0。jiashi=1。speek=1。Speaker()。Delay_xMs(200)。speaker=0。}}endififndef _SHT11_h_define _SHT11_h_define uchar unsigned chardefine uint unsigned intdefine NOP() _nop_()define TEMP 0define HUMI 1sbitsbitDQ=P2^7。SCK=P2^6。//端口定義第 46 頁(yè) 共 43 頁(yè)typedef struct{float temperature。float humidity。float crc_temp。float crc_humi。uchar num_temp[5]。uchar num_humi[5]。}SHT_dat。/*=========================================啟動(dòng)函數(shù)=========================================*/void init_SHT(){DQ=1。SCK=0。NOP()。SCK=1。NOP()。DQ=0。NOP()。SCK=0。NOP()。NOP()。NOP()。SCK=1。NOP()。DQ=1。NOP()。SCK=0。}/*=========================================字節(jié)傳送函數(shù)=========================================*/uchar write_byte(uchar value){uchar i,error=0。for(i=0x80。i0。i/=2)//高位先傳送第 47 頁(yè) 共 43 頁(yè){if(i amp。 value)DQ=1。//循環(huán)相與，結(jié)果即為要發(fā)送的位else DQ=0。SCK=1。NOP()。NOP()。NOP()。SCK=0。}DQ=1。SCK=1。if(DQ==1) error=1。//釋放總線//檢查應(yīng)答，確認(rèn)通訊正常SCK=0。return error。//error＝1，通訊有誤}/*=========================================讀數(shù)據(jù)函數(shù)================