STC12C5A60S2.rar_转台

#include<reg52.h> #include"dianji.h" #include "intrins.h" #include "common.h" sfr CCON = 0xD8; //PCA control register sfr CMOD = 0xD9; //PCA mode register sfr CL = 0xE9; //PCA base timer LOW sfr CH = 0xF9; //PCA base timer HIGH sfr CCAPM0 = 0xDA; //PCA module-0 mode register sfr CCAP0L = 0xEA; //PCA module-0 capture register LOW sfr CCAP0H = 0xFA; //PCA module-0 capture register HIGH sfr CCAPM1 = 0xDB; //PCA module-1 mode register sfr CCAP1L = 0xEB; //PCA module-1 capture register LOW sfr CCAP1H = 0xFB; //PCA module-1 capture register HIGH sfr PCAPWM0 = 0xf2; sfr PCAPWM1 = 0xf3; sbit CR = CCON^6; //PCA timer run control bit sbit CF = CCON^7; //PCA timer overflow flag bit flag,flag1; void PCA_Init() { CCON = 0; CL = 0; CH = 0; CMOD = 0x02; CR = 1; } void Timer_Init() { EA = 1; TMOD= 0x06; EX0= 1; IT0= 1; EX1= 1; IT1= 1; ET0 = 1; TR0 = 1; TH0 = -1; TL0 = -1; } void IntT0() interrupt 1 //计数器接收脉冲 { num++; if(!flag) count++; else { count1--; count--; } } void zuozhuan() interrupt 0 { if (cnt==0) { if(JIAODU==0) temp=19595; else temp=JIAODU*5.445; } else { if(JIAODU==0) temp=19640; else temp=JIAODU*5.457; } if(flag1) temp=1; left(); cnt=1; } void fuwei() interrupt 2 { if (count<1635) //30 count1=count*0.93; else if (count<5458)//100 count1=count*0.985; else if (count<10916) //200 count1=count*0.99; else if (count<16374) //300 count1=count*0.993; else //300+ count1=count*0.995; flag=1; right(); } void left() { CCAP0H = CCAP0L = 0xff; CCAPM0 = 0x42; //PCA module-0 work in 8-bit PWM mode //and no PCA interrupt CCAP1H = CCAP1L = 0xe0; //PWM1 port output 0% duty cycle square wave //PCAPWM1 = 0x03; CCAPM1 = 0x42; //PCA module-1 work in 8-bit PWM mode } void right() { CCAP1H = CCAP1L = 0xff; CCAPM1 = 0x42; //PCA module-0 work in 8-bit PWM mode //and no PCA interrupt CCAP0H = CCAP0L = 0xe0; //PWM1 port output 0% duty cycle square wave CCAPM0 = 0x42; } void stop() { CCAP1H = CCAP1L = 0xff; CCAP0H = CCAP0L = 0x00; CCAP1H = CCAP1L = 0x00; CCAPM1 = 0x40; //PCA module-0 work in 8-bit PWM mode //and no PCA interrupt CCAP0H = CCAP0L = 0x00; //PWM1 port output 0% duty cycle square wave CCAPM0 = 0x40; } void zhuanhuan() { if(!flag) { if(JIAODU<360) { if(num>=temp) { num =0; stop(); } } else if(JIAODU<450) { if(num>=temp-10) { num =0; stop(); } } else if(JIAODU<600) { if(num>=temp-5) { num =0; stop(); } } else if(JIAODU<900) { if(num>=temp-14) { num =0; stop(); } } else if(JIAODU<1200) { if(num>=temp-12) { num =0; stop(); } } else if(JIAODU<1800) { if(num>=temp-11) { num =0; stop(); } } else if(JIAODU<3600) { if(num>=temp-10) { num =0; stop(); } } else { if(num>=temp) { num =0; stop(); } } } else { if(count1<0) { stop(); flag=0; count=0; } } }