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Build target 'Target 1'
compiling 122.c...
122.C(19): error C202: 'gt': undefined identifier
122.C(19): error C141: syntax error near ';', expected ')'
122.C(19): error C141: syntax error near ')'
122.C(20): error C141: syntax error near ';', expected ')'
122.C(20): error C141: syntax error near ')'
122.C(32): error C202: 'lt': undefined identifier
122.C(32): error C141: syntax error near ';', expected ')'
122.C(32): error C141: syntax error near ')'
122.C(34): error C202: 'lt': undefined identifier
122.C(34): error C141: syntax error near '='
122.C(43): error C202: 'lt': undefined identifier
122.C(43): error C202: 'lt': undefined identifier
122.C(44): error C202: 'gt': undefined identifier
122.C(44): error C202: 'gt': undefined identifier
122.C(62): error C202: 'wela': undefined identifier
122.C(64): error C202: 'wela': undefined identifier
122.C(65): error C202: 'wela': undefined identifier
122.C(71): error C202: 'wela': undefined identifier
122.C(73): error C202: 'wela': undefined identifier
122.C(74): error C202: 'wela': undefined identifier
122.C(80): error C202: 'wela': undefined identifier
122.C(82): error C202: 'wela': undefined identifier
122.C(83): error C202: 'wela': undefined identifier
122.C(89): error C202: 'wela': undefined identifier
122.C(91): error C202: 'wela': undefined identifier
122.C(92): error C202: 'wela': undefined identifier
122.C(99): error C202: 'gt': undefined identifier
122.C(99): error C141: syntax error near ';', expected ')'
122.C(99): error C141: syntax error near ')'
Target not created
請大神幫忙改改可以嗎？謝謝！
- #include <reg52.h>//頭文件
- #include <intrins.h>//_nop_();延時函數(shù)用
- #define uchar unsigned char //用uchar代替unsigned char，1字節(jié)0-255
- #define uint unsigned int //用uint代替nsigned int，2字節(jié)0-26653
- sbit SO=P1^0; //P1.0口與SO相連
- sbit CS=P1^1; //P1.1口與CS相連
- sbit SCK=P1^2; //P1.2口與SCK相連
- sbit dula=P2^6;//段選 sbit wela=P2^7;//位選
- uint j,h; float wendu;//4字節(jié)（6位數(shù)字）
- uint Re_Convert();//熱電偶數(shù)據(jù)讀取，返回溫度
- void Disp_temp();//溫度顯示
- uchar qian=0,bai=0,shi=0,ge=0,xiao=0;
- uint P_Temp; uint temp;
- uchar code table3[]={0x3f,0x06,0x5b,0x4f,0x66,0x6d,0x7d, //共陰數(shù)碼管
- 0x07,0x7f,0x6f,0x77,0x7c,0x39,0x5e,0x79,0x71};
- void delay(unsigned int z)//延時
- {
- unsigned int x,y;
- for(x=z;x>0;x--)
- for(y=110;y>0;y--);
- }
- uint Re_Convert() //熱電偶數(shù)據(jù)讀取，返回溫度
- {
- uchar i;
- unsigned long Temp_2;
- Temp_2=0;
- CS=1;
- SCK=0;
- _nop_();_nop_(); //這個_nop_()等效與匯編里面的NOP指令，也就是空一個機(jī)器周期， //在51單片機(jī)中_nop_()等于空12個時鐘周期【即一個機(jī)器周期】
- CS=0;
- for(i=0;i<16;i++)//16位數(shù)據(jù)讀取
- {
- Temp_2<<=1;//向右移一位
- _nop_();
- SCK=1;//上升
- if(SO==1){Temp_2=Temp_2|0x01;}
- else Temp_2=Temp_2|0x00; _nop_();
- SCK=0;
- _nop_();
- }
- CS=1; //讀取完后對CS置1進(jìn)行溫度轉(zhuǎn)換！MAX6675的轉(zhuǎn)換時間是典型值：0.17s，最大值0.22s。
- Temp_2=Temp_2<<1; //向左移一位，取0-14位
- Temp_2=Temp_2>>4; //向右移4位，取3-14位
- Temp_2=Temp_2*10/4;//變換為溫度值--每LSB代表0.25度，注意：在此處先乘了個10
- return(Temp_2);
- }
- void Disp_temp()//溫度顯示
- {
- uint temp; // wendu=Re_Convert();// 熱電偶數(shù)據(jù)讀取，返回溫度
- temp=wendu;
- xiao=temp%10; //取小數(shù)位數(shù)字
- temp=temp/10;
- ge =temp%10;//取個位數(shù)字
- temp=temp/10;
- shi =temp%10;//取十位數(shù)字
- bai =temp/10;//去百位數(shù)字 //動態(tài)掃描顯示各位數(shù)字
- dula=0;
- P0=table3[bai];
- dula=1;
- dula=0;
- wela=0;
- P0=0x7e;
- wela=1;
- wela=0;
- delay(1);
- dula=0;
- P0=table3[shi];
- dula=1;
- dula=0;
- wela=0;
- P0=0x7d;
- wela=1;
- wela=0;
- delay(1);
- dula=0;
- P0=table3[ge];
- dula=1;
- dula=0;
- wela=0;
- P0=0x7b;
- wela=1;
- wela=0;
- delay(1);
- dula=0;
- P0=table3[xiao];
- dula=1;
- dula=0;
- wela=0;
- P0=0x77;
- wela=1;
- wela=0;
- delay(1);
- }
- void main()//主程序
- {
- while(1)
- {
- for(j=250;j>0;j--)
- {
- if(j==250){wendu=Re_Convert();} // 熱電偶數(shù)據(jù)讀取，返回溫度,每刷新250次（大約0.5秒）進(jìn)行一次MAX6675的溫度轉(zhuǎn)換，MAX6675的轉(zhuǎn)換時間典型值：0.17s，最大值0.22s。
- Disp_temp(); //溫度顯示
- }
- }
- }
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