基于單片機(jī)的室內(nèi)環(huán)境檢測(編輯修改稿)
2025-07-24 19:39 本頁面
【文章內(nèi)容簡介】 NO_CURSOR 0x00 //無光標(biāo)define LCD_FLASH 0x01 //光標(biāo)閃動define LCD_NO_FLASH 0x00 //光標(biāo)不閃動Void LCD_SetDisplay(unsigned char DisplayMode){ LCD_Write(LCD_COMMAND,0x08|DisplayMode)。}//設(shè)置輸入模式define LCD_AC_UP 0x02define LCD_AC_DOWN 0x00 //defaultdefine LCD_MOVE 0x01 //畫面可移動define LCD_NO_MOVE 0x00 //defaultVoid LCD_SetInput(unsigned char InputMode){LCD_Write(LCD_COMMAND,0x04|InputMode)。}//移動光標(biāo)或屏幕define LCD_CURSOR 0x02define LCD_SCREEN 0x08define LCD_LEFT 0x00define LCD_RIGHT 0x04Void LCD_Move(unsigned char object,unsigned char direction){ if(object==LCD_CURSOR)LCD_Write(LCD_COMMAND,0x10|diriction)。if(object==LCD_SCREEN)LCD_Write(LCD_COMMAND,0x18|diriction)。}//初始化LCDVoid LCD_Initial(){LcdEn=0。LCD_Write(LCD_COMMAND,0x38)。LCD_Write(LCD_COMMAND,0x38)。LCD_SetDisplay(LCD_SHOW|LCD_NO_CURSOR)。LCD_Write(LCD_COMMAND,LCD_CLEAR_SCREEN)。LCD_SetInput(LCD_AC_UP|LCD_NO_MOVE)。}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|(x0x40))。}Void Print(unsigned char *str){while(*str!=’\0’){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])。}endif溫濕度傳感器驅(qū)動程序include //頭文件includeincludeinclude //Keil librarysbit DATA=P2^4。 //數(shù)據(jù)sbit SCK=P2^3。 //時鐘define TEMP_ML 0x03 //000 0001 1 溫度命令define HUMI_ML 0x05 //000 0010 1 濕度命令unsigned char error。 //全局錯誤變量unsigned char ack。 //全局錯誤變量//float temp_zi。 //全局應(yīng)答變量//float humi_zi。 //全局應(yīng)答變量unsigned char temp_h。 //全局應(yīng)答變量unsigned char temp_LL。 //全局應(yīng)答變量unsigned char humi_h。 unsigned char temp_LLdefine uchar unsigned char //定義一下方便使用define unit unsigned intdefine ulong unsigned longunsigned int recs=0。//接收次數(shù)uchar TempBuffe
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