msp430单片机的内部ADC芯片驱动模块c语言程序

ID:51337 · 发表于 2013-7-14 16:20

//mod p5.3
//wr p5.0
//rd p5.1
//ce p5.2
#include "msp430x44x.h"
#define uchar unsigned char
#define uint unsigned int
uint i=0;
Out_com(uchar com)
{P5OUT=0XF9;
P1DIR=0x00;
while((P1IN&0x03)!=0x03);
P1DIR=0xff;
P5OUT=0XFA;
P1OUT=com;
}
Out_data(uchar dat)
{P5OUT=0XF9;
P1DIR=0x00;
while((P1IN&0x03)!=0x03);
P1DIR=0xff;
P5OUT=0XF2;
P1OUT=dat;
}
Out_data2_com(uchar dat1,uchar dat2,uchar com1)
{Out_data(dat1);
Out_data(dat2);
Out_com(com1);
}
Chars_dis(uchar Line_num,uchar Rank_num,uchar *s)
{uchar i;
Out_data2_com(Line_num*16+Rank_num,0x00,0x24);
Out_com(0xb0);
for(i=0;s[i]!='\0';i++)
Out_data(s[i]-0x20);
Out_com(0xb2);
}
Chars_dic(uchar Line_num,uchar Rank_num,uint i)
{uchar s[10]="0123456789";
Out_data2_com(Line_num*16+Rank_num,0x00,0x24);
Out_com(0xb0);
Out_data(s[i/1000]-0x20);
Out_data(s[i/100%10]-0x20);
Out_data(s[i/10%10]-0x20);
Out_data(s[i%10]-0x20);
Out_com(0xb2);
}
Chars_dit(uchar Line_num,uchar Rank_num,uchar *s)
{uchar m;
for(m=0;m<32;m++)
{if(m%2==0)
{Out_com(0xb2);
Out_data2_com(2*Rank_num+16*m/2,0x04+Line_num,0x24);
Out_com(0xb0);
}
Out_data(s[m]);
}
Out_com(0xb2);
}
Clear()
{uint i;
Out_data2_com(0x00,0x00,0x24);
Out_com(0xb0);
for(i=0;i<129;i++)
Out_data(0x00);
Out_com(0xb2);
Out_data2_com(0x00,0x04,0x24);
Out_com(0xb0);
for(i=0;i<1025;i++)
Out_data(0x00);
Out_com(0xb2);
}
void main()
{WDTCTL = WDTPW + WDTHOLD;
P3OUT=0x00;
P5DIR=0xff;
Out_data2_com(0x00,0x00,0x40);
Out_data2_com(0x10,0x00,0x41);
Out_data2_com(0x00,0x04,0x42);
Out_data2_com(0x10,0x00,0x43);
Out_com(0x80);
Out_com(0x9c);
Clear();
P6SEL|=0x07;
ADC12CTL1=SHP+CONSEQ_1;
ADC12MCTL0=INCH_0;
ADC12MCTL1=INCH_1;
ADC12MCTL2=INCH_2+EOS;
ADC12CTL0=ADC12ON+ENC+MSC;
while(1)
{ADC12CTL0|=ADC12SC;
while(~ADC12IFG & BIT2);
Chars_dic(1,0,ADC12MEM0);
Chars_dic(2,0,ADC12MEM1);
Chars_dic(3,0,ADC12MEM2);
}
}

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