//项目：数码管温度显示器
//编写：LGY
//功能：数码管显示温度
#include"reg52.h"
#include"intrins.h"
#define uchar unsigned char
#define uint unsigned int
//******************位定义*******************************//
sbit RX =P3^0;
sbit TX =P3^1;
sbit RX_TX_con =P3^2;
//sbit Fre_check =P3^5;
sbit DQ =P3^5;
sbit SDA =P3^6;
sbit SCL =P3^7;
sbit LED_1 =P0^2;
sbit LED_2 =P0^0;
sbit LED_3 =P0^1;
sbit LED_4 =P0^3;
unsigned char a1,a2,a3,a4;
unsigned int temper;
unsigned char code displaycode[]=
{
// 0 1 2 3 4 5 6 7 8 9
0x28, 0xee, 0x32, 0xa2, 0xe4, 0xa1, 0x21, 0xea, 0x20, 0xa0,
};
unsigned char code displaycode1[]=
{
// 0. 1. 2. 3. 4. 5. 6. 7. 8. 9.
0x08, 0xce, 0x12, 0x82, 0xc4, 0x81, 0x01, 0xca, 0x00, 0x80,
};
void INT()
{
P0=0xff;
P1=0xff;
P2=0;
P3=0;
DQ=1;
// Fre_check=1;
}
评论1