1602控制forMSP430 作者： 時間：2016-11-27 來源：網(wǎng)絡 加入技術交流群 掃碼加入和技術大咖面對面交流海量資料庫查詢 收藏 <a target='_blank'><img src='https://ad.eepw.com.cn/www/delivery/avw.php?zoneid=88&cb=INSERT_RANDOM_NUMBER_HERE&n=a635e61e' border='0' alt='' /></a> <a target='_blank'><img src='https://ad.eepw.com.cn/www/delivery/avw.php?zoneid=87&cb=INSERT_RANDOM_NUMBER_HERE&n=a576c0a2' border='0' alt='' /></a> /*************************************************************************//名稱:LocateXY//參數(shù):unsignedcharx,unsignedchary//返回值:無//功能:確定1602寫入數(shù)據(jù)的位置，X為行坐標，Y為列坐標（都從0開始）*************************************************************************/voidLocateXY(ucharx,uchary){uchartemp;temp=x&0x0f;y&=0x01;if(y)temp|=0x40;//如果在第2行temp|=0x80;WriteCommand(temp,1);}/*************************************************************************//名稱:LcdInit//參數(shù):無//返回值:無//功能:1602初始化*************************************************************************/voidLcdInit(void){CtrlDir|=0x07;//控制線端口設為輸出狀態(tài)DataDir|=0xFF;//數(shù)據(jù)端口設為輸出狀態(tài)WriteCommand(0x38,0);//規(guī)定的復位操作Delay5ms();WriteCommand(0x38,0);Delay5ms();WriteCommand(0x38,0);Delay5ms();WriteCommand(0x38,1);//顯示模式設置WriteCommand(0x08,1);//顯示關閉WriteCommand(0x01,1);//顯示清屏WriteCommand(0x06,1);//寫字符時整體不移動WriteCommand(0x0c,1);//顯示開，不開游標，不閃爍}/*************************************************************************//名稱:WriteStr//參數(shù):待寫入數(shù)組的首地址,unsignedintn,unsignedcharx,unsignedchary//返回值:無//功能:在給定位置顯示一個數(shù)組,長度為l*************************************************************************/voidWriteStr(uchar*a,uintl,ucharx,uchary){uchari;LocateXY(x,y);for(i=0;iWriteData(a[i]);}/*************************************************************************//名稱:WriteNum//參數(shù):待寫入數(shù)字，unsignedcharx,unsignedchary//返回值:無//功能:在給定位置顯示一個數(shù)字（不超過5位且小于65536）*************************************************************************/voidWriteNum(uintn,ucharx,uchary){ucharfive,four,three,two,one;LocateXY(x,y);if((n>=10000)&&(n<=65535)){five=n/10000;four=(n%10000)/1000;three=((n-five*10000)%1000)/100;two=((n-five*10000)%1000-three*100)/10;one=((n-five*10000)%1000-three*100)%10;WriteData(NUM[five]);WriteData(NUM[four]);WriteData(NUM[three]);WriteData(NUM[two]);WriteData(NUM[one]);}if((n>=1000)&&(n<=9999)){four=n/1000;three=(n%1000)/100;two=(n%1000-three*100)/10;one=(n%1000-three*100)%10;WriteData(NUM[four]);WriteData(NUM[three]);WriteData(NUM[two]);WriteData(NUM[one]);}if((n>=100)&&(n<=999)){three=n/100;two=(n-three*100)/10;one=(n-three*100)%10;WriteData(NUM[three]);WriteData(NUM[two]);WriteData(NUM[one]);}if((n>=10)&&(n<=99)){two=n/10;one=n%10;WriteData(NUM[two]);WriteData(NUM[one]);}if((n>0)&&(n<=9))WriteData(NUM[n]);}/*************************************************************************//名稱:WriteFloat//參數(shù):待寫入浮點數(shù)，unsignedcharx,unsignedchary//返回值:無//功能:在給定位置顯示一個浮點數(shù)（整數(shù)部分和小數(shù)部分都不超過兩位）*************************************************************************/voidWriteFloat(floatn,ucharx,uchary){uintInteger,Decimal;//Integer用于存放整數(shù)部分，Decimal用于存放小數(shù)部分Integer=(uint)(n/1);Decimal=(uint)(n*100-Integer*100);WriteNum(Integer,x,y);WriteData(NUM[10]);WriteNum(Decimal,x+3,y);} 上一頁 1 2 下一頁
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