智能车制作

标题: ad 问题在线等答案。 [打印本页]

作者: memorygarden 时间: 2008-7-16 19:21
标题: ad 问题在线等答案。
ATD0CTL5_SCAN  = 1;    开ad连续采集以后，程序就无故跳出了。不知道是怎么回事。请高手指点。谢谢！

作者: whut_wj 时间: 2008-7-16 20:48
标题: Re:ad 问题在线等答案。
把AD程序发上来

作者: memorygarden 时间: 2008-7-16 20:53
标题: Re:ad 问题在线等答案。
ATD0CTL2=0xC0; ATD0CTL3=0x08 ATD0CTL4=0x81;                ATD0CTL5=0xA0; ATD0DIEN=0x00;  现在ad能跑了。。。可是转换又出毛病了。。。郁闷。。。。。出来的都不知道是什么东西。。。。

作者: whut_wj 时间: 2008-7-16 20:59
标题: Re:ad 问题在线等答案。
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>#include <hidef.h>      /* common defines and macros */ #include <mc9s12dg128.h>     /* derivative information */ #pragma LINK_INFO DERIVATIVE "mc9s12dg128b"void ADCInit() {   ATD0CTL2=0xC0;  //AD模块上电, 快速清零, 无等待模式, 禁止外部触发, 中断禁止   ATD0CTL3=0x20; // 每个序列4次转换, No FIFO, Freeze模式下继续转换   ATD0CTL4=0x83; // 8位精度, 2个时钟, ATDClock=[BusClock*0.5]/[PRS+1]  ; PRS=3, divider=8   ATD0CTL5=0xA0; //右对齐无符号，单通道采样，通道0   ATD0DIEN=0x00; // 禁止数字输入 } void main(void) {       ADCInit();   //AD初始化   DDRB = 0xFF;   PORTB  = 0x00;   /* put your own code here */   EnableInterrupts;  for(;;) {     while(!ATD0STAT1_CCF0);   //等待转换结束      PORTB = (byte)ATD0DR0;    //在B口显示转换值   } /* wait forever */   /* please make sure that you never leave this function */ } 你找个恒压信号,比如3V,看看稳定情况先.

作者: memorygarden 时间: 2008-7-16 21:34
标题: Re:ad 问题在线等答案。
#include <hidef.h>      /* common defines and macros */ #include <mc9s12dg128.h>     /* derivative information */ #pragma LINK_INFO DERIVATIVE "mc9s12dg128b"  /*pin connect       pin_PT0 = row_AYNS            row fresh after 59.4us    pin_PT1 = frame_AYNS        frame fresh after 19.75ms or 19.80ms  */   byte frame[40][60], ATDResult; int  row=0,colum=0; int rowcount = 0 ,res = 0 ,width=0,height=0, xx, xxrow = 0; int frameNum = 0 ; int sendCounter=0; int mg = 0; void Init_SCI(void) {   SCI0BD=208;   SCI0CR1=0x00;   SCI0CR2=0x0C; } void delay(int t){   int i, j;   for(i = 0; i < t; i++)     for(j = 0; j < 125; j++); } void tx_sci(char tx_d) {   while(SCI0SR1_TC!=1);   while(SCI0SR1_TDRE!=1);   SCI0DRL=tx_d; } void sendframe(){   int i, j;   for(i = 0; i < 40; i++)     for(j = 0; j < 60; j++)       tx_sci(frame[j]);          for(i = 0; i < 60; i++)     tx_sci(0xff); } void higherFreqence(void)    //×ü??3??μμ?32M {   REFDV=3;//2   SYNR=7; //5   while(0==CRGFLG_LOCK);   CLKSEL=0x80; } void setATD(void){   ATD0CTL2=0xC0;  //AD?￡?éé?μ?, ?ì?ù??á?, ?Tμè′y?￡ê?, ???1ía2?′￥·￠, ?D?????1   ATD0CTL3=0x20; // ????DòáD4′?×a??, No FIFO, Freeze?￡ê????ìD?×a??   ATD0CTL4=0x83; // 8?????è, 2??ê±?ó, ATDClock=[BusClock*0.5]/[PRS+1]  ; PRS=3, divider=8   ATD0CTL5=0xA0; //óò?????T·?o?￡?μ￥í¨μà2é?ù￡?í¨μà0   ATD0DIEN=0x00; // ???1êy×?ê?è?  }    void set_ic0(void) {    TIOS_IOS0=0;    TCTL4_EDG0B=1;    TCTL4_EDG0A=0; //capture falling edge    TIE_C0I=1;    TSCR1_TEN=1;    TSCR2_PR = 0;  }      void set_ic1(void) {    TIOS_IOS1=0;    TCTL4_EDG1B=1;    TCTL4_EDG1A=0; //capture falling edge    TIE_C1I=1;    TSCR1_TEN=1;    TSCR2_PR = 0;  } void Init_frame(){   int i, j;   for(i=0;i<40;i++)for(j=0;j<60;j++)frame[j] = 0; } void main(void) {    Init_frame();    DisableInterrupts;      DDRB = 0XFF;    PORTB = 0Xff;    higherFreqence();    Init_SCI();    set_ic0();    set_ic1();    setATD();    EnableInterrupts;    TIE_C0I = 0X00;    TIE_C1I = 0X01;   for(;;) {     if(mg){     //HERE DO GAO();     sendframe();     mg = 0;     xxrow = row = 0;     Init_frame();     TIE_C1I = 0X01;     }   } } void interrupt rowFresh(void){ // enter this interrupt function after per 64us later     xxrow++;     if(xxrow >= 40 && xxrow <= 200){       rowcount++;       if(rowcount == 4){         rowcount = 0;         for(xx = 0; xx < 60; xx++){           while(!ATD0STAT1_CCF0);           frame[row][xx] = (byte)ATD0DR0L;         }         row++;       }     }       // tx_sci(0);          if(xxrow > 200){       mg = 1;       TIE_C0I = 0X00;  //1?DD?D??     } } void interrupt frameFresh(void){  // enter this interrupt funtioin per 20ms later   //  tx_sci(1);     TIE_C1I = 0X00;     //1?3??D??     TIE_C0I = 0X01;     //?aDD?D??     } 这个是我的程序。麻烦您看一下，为什么发出来的东西乱七八糟的呢。还有3场的空白。

作者: memorygarden 时间: 2008-7-16 21:58
标题: Re:ad 问题在线等答案。
这是我得到的二进制的图 0 0 0 0 0 0 0 0 0 0 0 0 1 1 1 1 0 0 0 0 0 0 1 1 1 1 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 1 1 1 1 0 0 0 0 0 1 1 1 1 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 1 1 1 0 0 0 0 0 1 1 1 1 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 1 1 1 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 1 1 1 1 1 1 1 0 0 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 1 1 1 0 0 0 0 0 1 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 1 1 0 0 0 0 0 0 1 1 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 1 1 0 0 0 0 0 0 1 1 1 1 1 1 0 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 1 1 0 0 0 0 0 0 1 0 0 1 1 1 1 1 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 1 1 0 0 0 0 0 0 1 1 1 1 1 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 1 1 0 0 0 0 0 0 0 1 1 1 1 1 1 1 0 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 1 1 1 0 0 0 0 0 1 1 1 1 1 1 1 1 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 1 1 0 0 0 0 0 0 1 1 1 1 1 1 1 1 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 1 1 0 0 0 0 0 0 1 1 1 1 1 1 1 1 1 1 1 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 1 1 0 0 0 0 0 0 1 1 1 1 1 1 1 1 1 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 1 1 0 0 0 0 0 1 1 1 1 1 1 1 1 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 1 1 1 1 1 1 1 1 1 0 0 0 0 0 1 0 0 0 0 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 1 1 0 0 1 0 0 1 1 1 1 1 1 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 1 1 1 0 0 0 0 0 0 1 1 1 1 1 1 1 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 1 1 0 0 0 0 0 0 0 0 1 1 1 1 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 1 1 0 0 0 0 0 0 0 0 1 1 1 1 1 1 1 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 1 1 0 0 0 0 0 0 0 0 0 1 1 1 1 1 1 1 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 1 1 0 0 0 0 0 0 0 0 0 0 1 1 1 1 1 1 1 1 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 1 1 0 0 0 0 0 0 0 0 0 0 0 0 1 1 1 1 1 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 1 1 1 0 0 0 0 0 0 0 0 0 0 1 0 1 1 1 1 1 1 1 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 1 1 0 0 0 0 0 0 0 0 1 1 1 1 1 1 1 1 1 1 1 1 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 1 1 0 0 0 0 0 0 0 0 1 1 0 0 0 1 1 1 1 1 1 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 1 1 0 0 0 0 0 0 0 0 0 0 0 0 1 1 1 1 1 1 1 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 1 0 0 0 0 0 0 0 0 0 0 0 1 0 0 1 1 1 1 1 1 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 0 0 0 0 0 0 1 1 0 0 0 1 1 1 1 1 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 1 1 0 0 0 0 0 0 1 0 0 1 1 1 1 1 1 1 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 1 1 0 0 0 0 0 0 0 0 1 1 1 1 1 1 1 0 1 1 1 0 0 0 0 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 0 0 1 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 1 1 1 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 1 1 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 1 1 1 1 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 1 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 1 1 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 1 1 1 0 0 1 0 0 0 0 0 0 0 0 0 0 1 1 1 1 1 1 1 1 1 1 1 1 1 0 0 0 0 1 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 1 1 0 0 0 0 0 0 0 0 乱的不成样子。。。。。。

作者: memorygarden 时间: 2008-7-16 23:01
标题: Re:ad 问题在线等答案。
自己d。。。。着急中。。请高人指点

作者: whut_wj 时间: 2008-7-17 04:15
标题: Re:ad 问题在线等答案。
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>        for(xx = 0; xx < 60; xx++){           while(!ATD0STAT1_CCF0);           frame[row][xx] = (byte)ATD0DR0L;         }取不到这些点的,取点要用示波器看.

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