ADC10转换 Microsoft Word 文档

1、*/#include "msp430.h"#include "1602.h"#include "intrinsics.h"#define RS_1 P2OUT |= BIT0 ;#define RS_0 P2OUT &=BIT0 ;#define E_1 P2OUT |=BIT1 ;#define E_0 P2OUT &=BIT1 ;#define P1602OUT P1OUTint bai,shi,ge,temp;int j=0;*/ void init_IO(P1DIR = 0XFF;P1OUT = 0XFF;P2

2、DIR = 0XFF;P2OUT = 0Xff;void wr_com(unsigned int comRS_0;E_1;delay_us(10;P1602OUT&=0x0f;P1602OUT|=(com&0xf0;delay_us(10;E_0;delay_us(20;E_1;delay_us(10;P1602OUT&=0x0f;P1602OUT|=(com<<4&0xf0;delay_us(10;E_0;void wr_data(unsigned int dataRS_1;E_1;delay_us(10;P1602OUT&=0x0f; /

3、clearP1602OUT|=(data&0xf0;delay_us(10;E_0;delay_us(20;E_1;delay_us(10;P1602OUT&=0x0f;P1602OUT|=(data<<4&0xf0;delay_us(10;E_0;void init_1602 (wr_com(0x28; / 4 bitdelay_ms(1;wr_com(0x0c; / 开显屏不显光标delay_ms(1;wr_com(0x06; /指针自增一delay_ms(1;wr_com(0x01;delay_ms(5;void show_1602(bai=j/100

4、;shi=j/10%10;ge=j%10;wr_com(0x80+2;wr_data(0x30+ge;wr_com(0x80+1;wr_data(0x30+shi;wr_com(0x80+0;wr_data(0x30+bai;void keyscan(if(j=999j=0;if(P1IN&0X0f!=0X0fdelay_ms(10;if(P1IN&0X0f!=0Xfftemp=P1IN;while(P1IN&0X0f!=0X0f;switch(tempcase 0x0e:j=j-10; break;case 0x0d:j=j+10; break;case 0x0b:j

5、=j-1; break;case 0x07:j=j+1; break;void LCD_init_first(voiddelay_ms(20;RS_0;E_1;delay_us(10;P1602OUT&=0x0f;P1602OUT|=0x30;delay_us(10;E_0;delay_us(20;delay_ms(10;E_1;delay_us(10;P1602OUT&=0x0f;P1602OUT|=0x30;delay_us(10;E_0;delay_us(20;delay_ms(5;E_1;delay_us(10;P1602OUT&=0x0f;P1602OUT|=

6、0x30;delay_us(10;E_0;delay_ms(1;E_1;delay_us(10;P1602OUT&=0x0f;P1602OUT|=0x20;delay_us(10;E_0;delay_ms(1;/* Mian(文件*/ #include "msp430.h"#include "1602.h"#define uint unsigned int#define uchar unsigned charuint num,vol;uchar table_num="0123456789"uint ge,shi,bai,qia

7、n,baif;void display(delay_Nms(500;write_com(0x80;write_data(table_numnum/1000;write_data(table_numnum%1000/100;write_data(table_numnum%100/10;write_data(table_numnum%10;write_data('='write_data(table_numge;write_data('.'write_data(table_numshi;write_data(table_numbai;write_data(table

8、_numqian;write_data('V'delay_Nms(500;void main(WDTCTL=WDTPW+WDTHOLD;/关看门狗/P1SEL=0x00;/P1为I/O模式P1DIR=0xfF;/P1为输出方向/ P2DIR|=BIT1+BIT3;ADC10CTL0=ADC10SHT_1+ADC10ON+ADC10IE;/设定采样保持定时器,打开ADC 内核ADC10CTL1|=INCH_0;/选择通道A0ADC10AE0|=BIT0;/打开模拟输入开关init(;/液晶初始化_BIS_SR(GIE;while(1P2DIR &=0XDF;if( P2IN&0x20=0X20ADC10CTL0|=ADC10SC+ENC;/启动转换display(;#pragma vector=ADC10_VECTOR_interrupt void ADC(voidnum=(