【单片机】【710】逆变

 1  Key_Receive = KeyScan();
 2         switch(Key_Receive){        //按下RE0（93脚）来控制开关
 3             case 1:                               
 4 //                PR2 = 2000;     //载波20KHz 
 5                 OC1CONbits.OCM = 0b110; 
 6                 OC2CONbits.OCM = 0b110; 
 7                 DISPLAY_stri(0,0,"   ");
 8                 DISPLAY_stri(0,0,"ON");     
 9                 Key = ~Key;
10                 if(Key == 0){
11                     OC1CONbits.OCM = 0b000;
12                     OC2CONbits.OCM = 0b000;
13                     OC1RS = 0;
14                     OC2RS = 0;
15                     DISPLAY_stri(0,0,"   ");
16                     DISPLAY_stri(0,0,"OFF");    
17                 }                
18                 break;

 1 void __attribute__((__interrupt__, __shadow__)) _T2Interrupt(void) {
 2               
 3     if (p < 200) {                   //50Hz
 4         OC1RS = rate*Count4[p];
 5         OC2RS = 0;
 6     }
 7     if (p >=200) {
 8         OC1RS = 0;
 9         OC2RS = rate*Count4[p-200];
10     }
11     p++;
12     if (p >= 400) 
13         p = 0;
14     IFS0bits.T2IF=0;
15 }