温度计C语言程序

/*

*/

//MCU头文件

#include

#include 延时：nop

//数据结构定义

#define U8unsigned char 8字节 无符号字符型 2 8 256

#define U16unsigned int 16字节 整型 2 16 65535

#define VU8volatile unsigned char 定义字符

#define VU16volatile unsigned int

//数码管段码

//const unsigned char led_7[]={0x3f,0x06,0x5b,0x4f,

// 0x66,0x6d,0x7d,0x07,

// 0x7f,0x6f,0x77,0x7c,

// 0x39,0x5e,0x79,0x71,

// 0x00,0xff,0x40,0x80};

//const unsigned char position[]={0xfe,0xfd,0xfb,0xf7,0xef,0xdf,0xbf,0x7f};

const unsigned char led_7_a[]={0xc0,0xf9,0xa4,0xb0,

0x99,0x92,0x82,0xf8,

段 0x80,0x90,0x88,0x83,

0xc6,0xa1,0x86,0x8e,

0xff,0x00,0xbf,0x7f};

//const unsigned char position_a[]={0x01,0x02,0x04,0x08,0x10,0x20,0x40,0x80};

const unsigned char position_a[]={0x80,0x40,0x20,0x10,0x08,0x04,0x02,0x01};

位

数码管段码

//const unsigned char led_7_a[]={0xA0,0xBE,0x62,0x2A,

// 0x3C,0x29,0x21,0xBA,

// 0x20,0x28,0x30,0x25,

// 0xE1,0x26,0x61,0x71,

// 0xff,0x00,0x7F,0xDF};

//const unsigned char position_a[]={0x40,0x20,0x10,0x80,0x08,0x04,0x02,0x01};

//IO口定义

#define SEGP0 段接P0口

#define DIGP2 位接P2口

#define KEYP3 按键

sbit DQ = P1^0; 位寻址 DS18b20 数据输入/出端

sbit BEEP = P1^1; 蜂鸣器

//按键功能定义

#define SET0xfe

#define UP0xfd 四键

#define DOWN0xfb

#define BACK0xf7

#define WATCH0xef

#define SVE 0xdf

#define DATA0xbf

#define CHANG0x7f

//设置位标志定义

#define TEMP_L_01 八位数码管低位第一位

#define TEMP_L_12

#define TEMP_L_23

#define TEMP_L_34

#define TEMP_H_05

#define TEMP_H_16

#define TEMP_H_27

#define TEMP_H_38

//缓冲区

VU8move = 0;

VU8buffer[8]={0,0,0,0,0,0,0,0}; 初值

VU8 count_1 = 0, count_2 = 0; //秒计数器

VU8 count_dis = 0;//显示计数器

VU8 count_flash = 0;//闪烁计数器

VU8 flag_