ADS1232，求高手帮我看看

只看该作者 · 2011-7-24 15:09

本帖最后由 guoke_sj 于 2011-7-24 15:27 编辑

***************************************************/
#include  <msp430x14x.h>
#include  "BoardConfig.h"

/****************主函数****************/
/*
data p1.0
clk  p1.2
a0 p1.4
RST  P1.6
gain0  p2.0
gain1  p2.2
*/
#define CLK_1 {P1OUT |= BIT2;}
#define CLK_0 {P1OUT &= ~BIT2;}

#define A0_1 {P1OUT |= BIT4;}
#define A0_0 {P1OUT &= ~BIT4;}

#define RST_1 {P1OUT |= BIT6;}
#define RST_0 {P1OUT &= ~BIT6;}

#define GAIN0_1 {P2OUT |= BIT0;}
#define GAIN0_0 {P2OUT &= ~BIT0;}

#define GAIN1_1 {P2OUT |= BIT2;}
#define GAIN1_0 {P2OUT &= ~BIT2;}

unsigned char data[24];

void main(void)
{
int i;

WDTCTL = WDTPW + WDTHOLD;    //关闭看门狗
BoardConfig(0xf0);             //关闭数码管和电平转换，打开流水灯

P1DIR = 0xfe;
P2DIR = 0xff; //设置P2口方向为输出
P6DIR = 0x7f;
P6OUT = 0x00;

RST_0;
_NOP();
_NOP();
_NOP();
_NOP();
CLK_0;
_NOP();
A0_1;
A0_0;
GAIN1_0;
GAIN0_0;
RST_1;
_NOP();
_NOP();
_NOP();
_NOP();

CLK_1;
   CLK_0;
CLK_1;
   CLK_0;
CLK_1;
   CLK_0;
CLK_1;
   CLK_0;
CLK_1;
   CLK_0;

while(1)
{

   if((P1IN&BIT1)==0)
   {
         for(i=0;i<24;i++)
         {
            P1OUT |= BIT0;//CLK=1
            data = P1IN & BIT0 ;
            P1OUT &= ~BIT0;//CLK=0;

         }
   }
   CLK_1;
   _NOP();
   _NOP();
      CLK_0;
      _NOP();
      _NOP();///*第25个脉冲是RDY保持高电平*/
   CLK_1;
   _NOP();
   _NOP();
   CLK_0;
   _NOP();
   _NOP();///*第26个脉冲进行积累误差校正*/

}

}

/*******************************************

********************************************/

只看该作者 · 2011-7-24 15:11

求高手帮我看看啊

ADS1232，求高手帮我看看

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