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求大神們幫忙看一下，這個程序為什么編譯不了（正在做基于單片機的信號發生器的設計，拜托各位大神！！）： #include<reg51.h> #include<absacc.h> #define ucharunsigned char #defineDAC_DATA P0 sbit nWR=P3^6; sbit nCS=P2^7; unsigned inta; voidclearmen(); voidkeyscan(); voiddelay1ms(unsigned char ms); //正弦波產生子程序： uchar codesin_tab[128]={64,67,70,73,76,79,82,85,88,91,94,96,99,102,104,106, 109,111,113,115,117,118,120,121,123,124,125,126,126, 127,127,127,127,127,127,127,126,126,125,124,123,121, 120,118,117,115,113,111,109,106,104,102,99,96,94,91, 88,85,82,79,76,73,70,67,64,60,57,54,51,48,45,42,39, 36,33,31,28,25,23,21,18,16,14,12,10,9,7,6,4,3,2,1, 1,0,0,0,0,0,0,0,1,1,2,3,4,6,7,9,10,12,14,16,18,21,23, 25,28,31,33,36,39,42,45,48,51,54,57,60 }; //三角波產生子程序： uchar codesan_tab[128]={0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20, 21,22,23,24,25,26,27,28,29,30,31,32,33,34,35,36,37,38, 39,40,41,42,43,44,45,46,47,48,49,50,51,52,53,54,55,56, 57,58,59,60,61,62,63,63,62,61,60,59,58,57,56,55,54,53, 52,51,50,49,48,47,46,45,44,43,42,41,40,39,38,37,36,35, 34,32,31,30,29,28,27,26,25,24,23,22,21,20,19,18,17,16, 15,14,13,12,11,10,9,8,7,6,5,4,3,2,1,0 };
//方波產生子程序： uchar codePos_tab[128]={0,255,0,255,0,255,0,255,0,255,0,255,0,255,0,255,0,255, 0,255,0,255,0,255,0,255,0,255,0,255,0,255,0,255,0,255, 0,255,0,255,0,255,0,255,0,255,0,255,0,255,0,255,0,255, 0,255,0,255,0,255,0,255,0,255,0,255,0,255,0,255,0,255, 0,255,0,255,0,255,0,255,0,255,0,255,0,255,0,255,0,255, 0,255,0,255,0,255,0,255,0,255,0,255,0,255,0,255,0,255, 0,255,0,255,0,255,0,255,0,255,0,255,0,255,0,255,0,255, 0,255 }; //鋸齒波產生子程序： uchar codeJuC_tab[128]={0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20, 21,22,23,24,25,26,27,28,29,30,31,32,33,34,35,36,37,38, 39,40,41,42,43,44,45,46,47,48,49,50,51,52,53,54,55,56, 57,58,59,60,61,62,63,64,65,66,67,68,69,70,71,72,73,74, 75,76,77,78,79,80,81,82,83,84,85,86,87,88,89,90,91,92, 93,94,95,96,97,98,99,100,101,102,103,104,105,106,107, 108,109,110,111,112,113,114,115,116,117,118,119,120, 121,122,123,124,125,126,127 }; unsigned char code*DacPtr; sbit K1=P1^4; sbit K2=P1^5; sbit K3=P1^6; sbit K4=P1^7; sbit K5=P1^3; sbit K6=P1^2; // void main() { clearmen(); while(1) { keyscan();
} } // voidkeyscan() /鍵控部分/ { if(K1==0) /當K1按下時，產生正弦波/ { while(K1==0); DacPtr=sin_tab; } if(K2==0) /當K2按下時，產生三角波/ { while(K2==0); DacPtr=san_tab; } if(K3==0) /當K3按下時，產生方波/ { while(K3==0); DacPtr=Pos_tab; } if(K4==0) /當K4按下時，產生鋸齒波/ { while(K4==0); DacPtr=JuC_tab; } if(K5==0) /當K5按下時，波形頻率增大/ { while(K5==0); FreqControl+=1; if(FreqControl>12) { FreqControl=1; } } if(K6==0) /當K6按下時，波形頻率減小/ { while(K6==0); FreqControl-=1; if(FreqControl<=0) { FreqControl=12; } } } //================================================================ void clearmen() { DacPtr=sin_tab; nCS=0; DAC_DATA=0xff; nWR=0; P3=0xff; TH1=255; TL1=155; TMOD=0x21; P3=0x00; a=0; ET1=1; TR1=1; EA=1; }
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