第三次修复.docVIP

第三次修复 #include hidef.h /* common defines and macros */ #include derivative.h /* derivative-specific definitions */ uchar table[]={0x00,0x01,0x02,0x03,0x04,0x05,0x06,0x07,0x08,0x09,0x0a,0x0b,0x0c,0x0d,0x0e}; unsigned short duoji[]={3601,3432,3406,3380,3354,3328,3302,3276,3250,3224,3198,3172,3146,3120, 3094,3059,3024,2989,2954,2919,2884,2849,2814,2779,2774,2709,2674,2639,2604 }; unsigned short save=3094,sensor; volatile uint i=0;uint time_ok=0,time_counter=0; int a[15],b,laser_num=0,laser_sum=0,location,last_save=3125; int quanzhi[]={14,12,10,8,6,4,2,0,-2,-4,-6,-8,-10,-12,-14}; int sensorl,savel=0; void Delay_10us(unsigned int t) { unsigned int p; while(t--) { for(p = 0;p500;p++); } } int absabsabs(int h) //绝对值函数 { if(h 0) return h; else return -h; } void Pit0_Init(void) { PITCFLMT_PITE=0; //disable PIT PITCE_PCE0=1; //enable timer channel 0 PITMUX_PMUX0=0; //ch0 connected to micro timer 0 PITMTLD0=99; //micro time base 0 equals 255 clock cycles PITLD0=99; //time-out period = (PITMTLD + 1) * (PITLD + 1) / fBUS. 50 MHz bus clock, 20 ns time-out=1ms PITINTE_PINTE0=1; //enable interupt channel 0 PITCFLMT|=0X80; } void Init_PLL(void) { CLKSEL = 0X00; //disengage PLL to system PLLCTL_PLLON = 1; //turn on PLL SYNR = (0xc0|0x18); //SYDIV=0X18=24 REFDV = (0x40|0x03); //REFDIV=0X03=3 POSTDIV = 0x00; //pllclock=2*osc*(1+SYDIV)/(1+REFDIV)=100MHz; _asm(nop); //BUS CLOCK=50M _asm(nop); _asm(nop); _asm(nop); _asm(nop); _asm(nop); _asm(nop); _asm(nop); _asm(nop); while(!(CRGFLG_LOCK==1)); //when pll is steady ,then use it;VCO????????? CLKSEL_PLLSEL = 1; //engage PLL to system; } //-----