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標(biāo)題: 菜單內(nèi)參數(shù)顯示負(fù)數(shù)為亂碼? [打印本頁]

作者: samxon 時間: 2025-5-11 20:09
標(biāo)題: 菜單內(nèi)參數(shù)顯示負(fù)數(shù)為亂碼?
請教大家：

下面是一個參數(shù)菜單設(shè)置代碼，set5這個參數(shù)需要顯示負(fù)數(shù)，現(xiàn)在正數(shù)顯示正常，負(fù)數(shù)顯示亂碼，應(yīng)該怎么調(diào)整一下，請哪位指點一下。謝謝大家。

                     char set5;
                     while(state==6)//設(shè)置狀態(tài)
                     {
                              if(setplace==0)
                              {
                                    writeData(0xc3,SEGData1[1]);
                                    writeData(0xc4,SEGData1[10]);
                                    writeData(0xc5,SEGData1[10]);
                                    writeData(0xc6,SEGData1[10]);
                                    writeData(0xc7,SEGData1[set1/10%10]);
                                    writeData(0xc8,SEGData1[set1%10]);
                              }
                              if(setplace==1)
                              {
                                    writeData(0xc3,SEGData1[2]);
                                    writeData(0xc4,SEGData1[10]);
                                    writeData(0xc5,SEGData1[10]);
                                    writeData(0xc6,SEGData1[set2/100]);
                                    writeData(0xc7,SEGDataDp[set2%100/10]);
                                    writeData(0xc8,SEGData1[set2%10]);
                              }
                              if(setplace==2)
                              {
                                    writeData(0xc3,SEGData1[3]);
                                    writeData(0xc4,SEGData1[10]);
                                    writeData(0xc5,SEGData1[10]);
                                    writeData(0xc6,SEGData1[10]);
                                    writeData(0xc7,SEGDataDp[set3/10]);
                                    writeData(0xc8,SEGData1[set3%10]);
                              }
                              if(setplace==3)
                              {
                                    writeData(0xc3,SEGData1[4]);
                                    writeData(0xc4,SEGData1[10]);
                                    writeData(0xc5,SEGData1[10]);
                                    writeData(0xc6,SEGData1[10]);
                                    writeData(0xc7,SEGData1[10]);
                                    writeData(0xc8,SEGData1[set4]);
                              }
                              if(setplace==4)
                              {
                                    writeData(0xc3,SEGData1[5]);
                                    writeData(0xc4,SEGData1[10]);
                                    writeData(0xc5,SEGData1[10]);
                                    if(fuflag==1){set5 = -set5;
                                             writeData(0xc6,0x40);//顯示負(fù)號-}
                                             else {writeData(0xc6,SEGData1[10]);}
                                    writeData(0xc7,SEGDataDp[set5/10]);
                                    writeData(0xc8,SEGData1[set5%10]);
                              }
                              if(setplace==5)
                              {
                                    writeData(0xc3,SEGData1[6]);
                                    writeData(0xc4,SEGData1[10]);
                                    writeData(0xc5,SEGData1[10]);
                                    writeData(0xc6,SEGData1[10]);
                                    writeData(0xc7,SEGData1[10]);
                                    writeData(0xc8,SEGData1[set6]);
                              }
                              if(setplace==6)
                              {
                                    writeData(0xc3,SEGData1[7]);
                                    writeData(0xc4,SEGData1[10]);
                                    writeData(0xc5,SEGData1[10]);
                                    writeData(0xc6,SEGData1[10]);
                                    writeData(0xc7,SEGData1[10]);
                                    writeData(0xc8,SEGData1[set7]);
                              }

                              if(up == 0)       //K1+按鍵設(shè)置
                              {
                                    while(up == 0);
                                             if(setplace==0)
                                             {
                                                      set1++;
                                                      if(set1>20)
                                                      set1=1;
                                             }
                                             if(setplace==1)
                                             {
                                                      set2++;
                                                      if(set2>180)
                                                      set2=1;
                                             }
                                             if(setplace==2)
                                             {
                                                      set3++;
                                                      if(set3>10)
                                                      set3=1;
                                             }
                                             if(setplace==3)
                                             {
                                                      set4=1;
                                             }
                                          if(setplace==4)
                                             {
                                                      set5++;
                                                      if(set5>99)
                                                      set5=0;
                                                      if(set5>=0)fuflag=0;
                                             }
                                             if(setplace==5)
                                             {
                                                      set6=1;
                                             }
                                             if(setplace==6)
                                             {
                                                      set7++;
                                                      if(set7>2) set7=0;
                                             }
                                    save();
                              }

                              if(down == 0)             //K2-按鍵設(shè)置
                              {
                                    while(down == 0);
                                             if(setplace==0)
                                             {
                                                      set1--;
                                                      if(set1<1)
                                                      set1=20;
                                             }
                                             if(setplace==1)
                                             {
                                                      set2--;
                                                      if(set2<1)
                                                      set2=180;
                                             }
                                             if(setplace==2)
                                             {
                                                      set3--;
                                                      if(set3<1)
                                                      set3=1;
                                             }
                                             if(setplace==3)
                                             {
                                                      set4=0;
                                             }
                                             if(setplace==4)
                                             {
                                                      set5--;
                                                      if(set5<-99)
                                                      set5=0;
                                                      if(set5<0) fuflag=1;
                                             }
                                             if(setplace==5)
                                             {
                                                      set6=0;
                                             }
                                             if(setplace==6)
                                             {
                                                      set7--;
                                                      if(set7<0) set7=2;
                                             }
                                    save();
                              }

                              if(set == 0)
                              {
                                    while(set == 0);
                                             setplace++;
                                             if(setplace>=7)
                                             {
                                                      setplace=0;
                                                      state=0;//返回
                                             }
                              }

                     }  //參數(shù)設(shè)置結(jié)束

作者: WL0123 時間: 2025-5-12 09:28
char set5;//有符號字符型

if(set5 & 0x80)//判斷符號位
{
set5 = ~set5+1;
writeData(0xc6,0x40);//顯示負(fù)號-
}
else {writeData(0xc6,SEGData1[10]);
writeData(0xc7,SEGDataDp[set5/10]);
writeData(0xc8,SEGData1[set5%10]);

作者: samxon 時間: 2025-5-13 10:26

發(fā)表于 2025-5-12 09:28
char set5;//有符號字符型

if(set5 & 0x80)//判斷符號位

謝謝大家熱情指引，完美解決。
if(setplace==4)
                              {
                                    writeData(0xc3,SEGData1[5]);
                                    writeData(0xc4,SEGData1[10]);
                                    writeData(0xc5,SEGData1[10]);
                                    if(set5&0x80){//set5 = ~set5+1;
                                                                                             writeData(0xc6,0x40);
                                                                                             writeData(0xc7,SEGDataDp[(~set5+1)/10]);
                                                                                             writeData(0xc8,SEGData1[(~set5+1)%10]);
                                    }       else {
                                             writeData(0xc6,SEGData1[10]);
                                             writeData(0xc7,SEGDataDp[set5/10]);
                                             writeData(0xc8,SEGData1[set5%10]);
                                             }
                              }

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