第一次代码优化,增加温度显示功能。

This commit is contained in:
Andy0613
2026-07-07 09:09:27 +08:00
parent 90b9918dc2
commit 971abf1cd8
13 changed files with 4412 additions and 0 deletions
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$NOMOD51
;------------------------------------------------------------------------------
; This file is part of the C51 Compiler package
; Copyright (c) 1988-2005 Keil Elektronik GmbH and Keil Software, Inc.
; Version 8.01
;
; *** <<< Use Configuration Wizard in Context Menu >>> ***
;------------------------------------------------------------------------------
; STARTUP.A51: This code is executed after processor reset.
;
; To translate this file use A51 with the following invocation:
;
; A51 STARTUP.A51
;
; To link the modified STARTUP.OBJ file to your application use the following
; Lx51 invocation:
;
; Lx51 your object file list, STARTUP.OBJ controls
;
;------------------------------------------------------------------------------
;
; User-defined <h> Power-On Initialization of Memory
;
; With the following EQU statements the initialization of memory
; at processor reset can be defined:
;
; <o> IDATALEN: IDATA memory size <0x0-0x100>
; <i> Note: The absolute start-address of IDATA memory is always 0
; <i> The IDATA space overlaps physically the DATA and BIT areas.
IDATALEN EQU 80H
;
; <o> XDATASTART: XDATA memory start address <0x0-0xFFFF>
; <i> The absolute start address of XDATA memory
XDATASTART EQU 0
;
; <o> XDATALEN: XDATA memory size <0x0-0xFFFF>
; <i> The length of XDATA memory in bytes.
XDATALEN EQU 0
;
; <o> PDATASTART: PDATA memory start address <0x0-0xFFFF>
; <i> The absolute start address of PDATA memory
PDATASTART EQU 0H
;
; <o> PDATALEN: PDATA memory size <0x0-0xFF>
; <i> The length of PDATA memory in bytes.
PDATALEN EQU 0H
;
;</h>
;------------------------------------------------------------------------------
;
;<h> Reentrant Stack Initialization
;
; The following EQU statements define the stack pointer for reentrant
; functions and initialized it:
;
; <h> Stack Space for reentrant functions in the SMALL model.
; <q> IBPSTACK: Enable SMALL model reentrant stack
; <i> Stack space for reentrant functions in the SMALL model.
IBPSTACK EQU 0 ; set to 1 if small reentrant is used.
; <o> IBPSTACKTOP: End address of SMALL model stack <0x0-0xFF>
; <i> Set the top of the stack to the highest location.
IBPSTACKTOP EQU 0xFF +1 ; default 0FFH+1
; </h>
;
; <h> Stack Space for reentrant functions in the LARGE model.
; <q> XBPSTACK: Enable LARGE model reentrant stack
; <i> Stack space for reentrant functions in the LARGE model.
XBPSTACK EQU 0 ; set to 1 if large reentrant is used.
; <o> XBPSTACKTOP: End address of LARGE model stack <0x0-0xFFFF>
; <i> Set the top of the stack to the highest location.
XBPSTACKTOP EQU 0xFFFF +1 ; default 0FFFFH+1
; </h>
;
; <h> Stack Space for reentrant functions in the COMPACT model.
; <q> PBPSTACK: Enable COMPACT model reentrant stack
; <i> Stack space for reentrant functions in the COMPACT model.
PBPSTACK EQU 0 ; set to 1 if compact reentrant is used.
;
; <o> PBPSTACKTOP: End address of COMPACT model stack <0x0-0xFFFF>
; <i> Set the top of the stack to the highest location.
PBPSTACKTOP EQU 0xFF +1 ; default 0FFH+1
; </h>
;</h>
;------------------------------------------------------------------------------
;
; Memory Page for Using the Compact Model with 64 KByte xdata RAM
; <e>Compact Model Page Definition
;
; <i>Define the XDATA page used for PDATA variables.
; <i>PPAGE must conform with the PPAGE set in the linker invocation.
;
; Enable pdata memory page initalization
PPAGEENABLE EQU 0 ; set to 1 if pdata object are used.
;
; <o> PPAGE number <0x0-0xFF>
; <i> uppermost 256-byte address of the page used for PDATA variables.
PPAGE EQU 0
;
; <o> SFR address which supplies uppermost address byte <0x0-0xFF>
; <i> most 8051 variants use P2 as uppermost address byte
PPAGE_SFR DATA 0A0H
;
; </e>
;------------------------------------------------------------------------------
; Standard SFR Symbols
ACC DATA 0E0H
B DATA 0F0H
SP DATA 81H
DPL DATA 82H
DPH DATA 83H
NAME ?C_STARTUP
?C_C51STARTUP SEGMENT CODE
?STACK SEGMENT IDATA
RSEG ?STACK
DS 1
EXTRN CODE (?C_START)
PUBLIC ?C_STARTUP
CSEG AT 0
?C_STARTUP: LJMP STARTUP1
RSEG ?C_C51STARTUP
STARTUP1:
IF IDATALEN <> 0
MOV R0,#IDATALEN - 1
CLR A
IDATALOOP: MOV @R0,A
DJNZ R0,IDATALOOP
ENDIF
IF XDATALEN <> 0
MOV DPTR,#XDATASTART
MOV R7,#LOW (XDATALEN)
IF (LOW (XDATALEN)) <> 0
MOV R6,#(HIGH (XDATALEN)) +1
ELSE
MOV R6,#HIGH (XDATALEN)
ENDIF
CLR A
XDATALOOP: MOVX @DPTR,A
INC DPTR
DJNZ R7,XDATALOOP
DJNZ R6,XDATALOOP
ENDIF
IF PPAGEENABLE <> 0
MOV PPAGE_SFR,#PPAGE
ENDIF
IF PDATALEN <> 0
MOV R0,#LOW (PDATASTART)
MOV R7,#LOW (PDATALEN)
CLR A
PDATALOOP: MOVX @R0,A
INC R0
DJNZ R7,PDATALOOP
ENDIF
IF IBPSTACK <> 0
EXTRN DATA (?C_IBP)
MOV ?C_IBP,#LOW IBPSTACKTOP
ENDIF
IF XBPSTACK <> 0
EXTRN DATA (?C_XBP)
MOV ?C_XBP,#HIGH XBPSTACKTOP
MOV ?C_XBP+1,#LOW XBPSTACKTOP
ENDIF
IF PBPSTACK <> 0
EXTRN DATA (?C_PBP)
MOV ?C_PBP,#LOW PBPSTACKTOP
ENDIF
MOV SP,#?STACK-1
; This code is required if you use L51_BANK.A51 with Banking Mode 4
;<h> Code Banking
; <q> Select Bank 0 for L51_BANK.A51 Mode 4
#if 0
; <i> Initialize bank mechanism to code bank 0 when using L51_BANK.A51 with Banking Mode 4.
EXTRN CODE (?B_SWITCH0)
CALL ?B_SWITCH0 ; init bank mechanism to code bank 0
#endif
;</h>
LJMP ?C_START
END
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#include"ds1302.h"
//---DS1302д��Ͷ�ȡʱ����ĵ�ַ����---//
//---���ʱ�������� ���λ��дλ;-------//
uchar code READ_RTC_ADDR[7] = {0x81, 0x83, 0x85, 0x87, 0x89, 0x8b, 0x8d};
uchar code WRITE_RTC_ADDR[7] = {0x80, 0x82, 0x84, 0x86, 0x88, 0x8a, 0x8c};
//---DS1302ʱ�ӳ�ʼ��2013��1��1�����ڶ�12��00��00�롣---//
//---�洢˳�������ʱ��������,�洢��ʽ����BCD��---//
uchar TIME[7] = {0, 0, 0x12, 0x01, 0x01, 0x02, 0x13};
/*******************************************************************************
* �� �� �� : Ds1302Write
* �������� : ��DS1302�����ַ+���ݣ�
* �� �� : addr,dat
* �� �� : ��
*******************************************************************************/
void Ds1302Write(uchar addr, uchar dat)
{
uchar n;
RST = 0;
_nop_();
SCLK = 0;//�Ƚ�SCLK�õ͵�ƽ��
_nop_();
RST = 1; //Ȼ��RST(CE)�øߵ�ƽ��
_nop_();
for (n=0; n<8; n++)//��ʼ���Ͱ�λ��ַ����
{
DSIO = addr & 0x01;//���ݴӵ�λ��ʼ����
addr >>= 1;
SCLK = 1;//������������ʱ��DS1302��ȡ����
_nop_();
SCLK = 0;
_nop_();
}
for (n=0; n<8; n++)//д��8λ����
{
DSIO = dat & 0x01;
dat >>= 1;
SCLK = 1;//������������ʱ��DS1302��ȡ����
_nop_();
SCLK = 0;
_nop_();
}
RST = 0;//�������ݽ���
_nop_();
}
/*******************************************************************************
* �� �� �� : Ds1302Read
* �������� : ��ȡһ����ַ������
* �� �� : addr
* �� �� : dat
*******************************************************************************/
uchar Ds1302Read(uchar addr)
{
uchar n,dat,dat1;
RST = 0;
_nop_();
SCLK = 0;//�Ƚ�SCLK�õ͵�ƽ��
_nop_();
RST = 1;//Ȼ��RST(CE)�øߵ�ƽ��
_nop_();
for(n=0; n<8; n++)//��ʼ���Ͱ�λ��ַ����
{
DSIO = addr & 0x01;//���ݴӵ�λ��ʼ����
addr >>= 1;
SCLK = 1;//������������ʱ��DS1302��ȡ����
_nop_();
SCLK = 0;//DS1302�½���ʱ����������
_nop_();
}
_nop_();
for(n=0; n<8; n++)//��ȡ8λ����
{
dat1 = DSIO;//�����λ��ʼ����
dat = (dat>>1) | (dat1<<7);
SCLK = 1;
_nop_();
SCLK = 0;//DS1302�½���ʱ����������
_nop_();
}
RST = 0;
_nop_(); //����ΪDS1302��λ���ȶ�ʱ��,����ġ�
SCLK = 1;
_nop_();
DSIO = 0;
_nop_();
DSIO = 1;
_nop_();
return dat;
}
/*******************************************************************************
* �� �� �� : Ds1302Init
* �������� : ��ʼ��DS1302.
* �� �� : ��
* �� �� : ��
*******************************************************************************/
void Ds1302Init()
{
uchar n;
uchar sec;
// ���CHλ�ж��Ƿ��ѳ�ʼ��
sec = Ds1302Read(0x81);
if(!(sec & 0x80)) // CH=0, ʱ���Ѿ����У�������д
return;
// ��һ�ε翪��, д��Ĭ��ʱ��
Ds1302Write(0x8E,0X00);
for (n=0; n<7; n++)
{
Ds1302Write(WRITE_RTC_ADDR[n],TIME[n]);
}
Ds1302Write(0x8E,0x80);
}
void Ds1302WriteTime()
{
uchar n;
Ds1302Write(0x8E,0X00);
for (n=0; n<7; n++)
{
Ds1302Write(WRITE_RTC_ADDR[n],TIME[n]);
}
Ds1302Write(0x8E,0x80);
}
/*******************************************************************************
* �� �� �� : Ds1302ReadTime
* �������� : ��ȡʱ����Ϣ
* �� �� : ��
* �� �� : ��
*******************************************************************************/
void Ds1302ReadTime()
{
uchar n;
for (n=0; n<7; n++)//��ȡ7���ֽڵ�ʱ���źţ�����ʱ��������
{
TIME[n] = Ds1302Read(READ_RTC_ADDR[n]);
}
}
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#ifndef __DS1302_H_
#define __DS1302_H_
//---����ͷ�ļ�---//
#include<reg51.h>
#include<intrins.h>
//---�ض���ؼ���---//
#ifndef uchar
#define uchar unsigned char
#endif
#ifndef uint
#define uint unsigned int
#endif
//---����ds1302ʹ�õ�IO��---//
sbit DSIO=P1^1;
sbit RST=P1^2;
sbit SCLK=P1^0;
//---����ȫ�ֺ���---//
void Ds1302Write(uchar addr, uchar dat);
uchar Ds1302Read(uchar addr);
void Ds1302Init();
void Ds1302ReadTime();
void Ds1302WriteTime();
//---����ȫ�ֱ���--//
extern uchar TIME[7]; //����ȫ�ֱ���
#endif
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#include "ds18b20.h"
void DS18B20_Reset(void)
{
uchar i;
DS18B20_DQ = 0;
for(i=0; i<200; i++);
DS18B20_DQ = 1;
for(i=0; i<100; i++);
}
void DS18B20_WriteByte(uchar dat)
{
uchar i, j;
for(i=0; i<8; i++)
{
DS18B20_DQ = 0;
_nop_();
if(dat & 0x01)
DS18B20_DQ = 1;
else
DS18B20_DQ = 0;
for(j=0; j<30; j++);
DS18B20_DQ = 1;
_nop_();
_nop_();
dat >>= 1;
}
}
uchar DS18B20_ReadByte(void)
{
uchar i, j, dat = 0;
for(i=0; i<8; i++)
{
dat >>= 1;
DS18B20_DQ = 0;
_nop_();
DS18B20_DQ = 1;
_nop_();
_nop_();
if(DS18B20_DQ)
dat |= 0x80;
for(j=0; j<20; j++);
}
return dat;
}
void DS18B20_StartConvert(void)
{
DS18B20_Reset();
DS18B20_WriteByte(0xCC);
DS18B20_WriteByte(0x44);
}
void DS18B20_SetResolution(uchar res)
{
// res: 0x1F=9bit, 0x3F=10bit, 0x5F=11bit, 0x7F=12bit
DS18B20_Reset();
DS18B20_WriteByte(0xCC); // Skip ROM
DS18B20_WriteByte(0x4E); // Write Scratchpad
DS18B20_WriteByte(0x00); // TH (user byte 1)
DS18B20_WriteByte(0x00); // TL (user byte 2)
DS18B20_WriteByte(res); // Configuration register
DS18B20_Reset();
DS18B20_WriteByte(0xCC); // Skip ROM
DS18B20_WriteByte(0x48); // Copy Scratchpad to EEPROM
}
bit DS18B20_GetTemp(int *temp)
{
uchar tempL, tempH;
int raw;
DS18B20_Reset();
DS18B20_WriteByte(0xCC);
DS18B20_WriteByte(0xBE);
tempL = DS18B20_ReadByte();
tempH = DS18B20_ReadByte();
raw = (tempH << 8) | tempL;
*temp = raw;
return 1;
}
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#ifndef __DS18B20_H_
#define __DS18B20_H_
#include<reg51.h>
#include<intrins.h>
#ifndef uchar
#define uchar unsigned char
#endif
#ifndef uint
#define uint unsigned int
#endif
sbit DS18B20_DQ = P3^7;
void DS18B20_Reset(void);
void DS18B20_WriteByte(uchar dat);
uchar DS18B20_ReadByte(void);
void DS18B20_StartConvert(void);
bit DS18B20_GetTemp(int *temp);
void DS18B20_SetResolution(uchar res);
#endif
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#include"lcd.h"
/*******************************************************************************
* 函 数 名 : Lcd1602_Delay1ms
* 函数功能 : 延时函数,延时1ms
* 输 入 : c
* 输 出 : 无
* 说 名 : 该函数是在12MHZ晶振下,12分频单片机的延时。
*******************************************************************************/
void Lcd1602_Delay1ms(uint c) //误差 0us
{
uchar a,b;
for (; c>0; c--)
{
for (b=199;b>0;b--)
{
for(a=1;a>0;a--);
}
}
}
/*******************************************************************************
* 函 数 名 : LcdWriteCom
* 函数功能 : 向LCD写入一个字节的命令
* 输 入 : com
* 输 出 : 无
*******************************************************************************/
#ifndef LCD1602_4PINS //当没有定义这个LCD1602_4PINS时
void LcdWriteCom(uchar com) //写入命令
{
LCD1602_E = 0; //使能
LCD1602_RS = 0; //选择发送命令
LCD1602_RW = 0; //选择写入
LCD1602_DATAPINS = com; //放入命令
Lcd1602_Delay1ms(1); //等待数据稳定
LCD1602_E = 1; //写入时序
Lcd1602_Delay1ms(5); //保持时间
LCD1602_E = 0;
}
#else
void LcdWriteCom(uchar com) //写入命令
{
LCD1602_E = 0; //使能清零
LCD1602_RS = 0; //选择写入命令
LCD1602_RW = 0; //选择写入
LCD1602_DATAPINS = com; //由于4位的接线是接到P0口的高四位,所以传送高四位不用改
Lcd1602_Delay1ms(1);
LCD1602_E = 1; //写入时序
Lcd1602_Delay1ms(5);
LCD1602_E = 0;
// Lcd1602_Delay1ms(1);
LCD1602_DATAPINS = com << 4; //发送低四位
Lcd1602_Delay1ms(1);
LCD1602_E = 1; //写入时序
Lcd1602_Delay1ms(5);
LCD1602_E = 0;
}
#endif
/*******************************************************************************
* 函 数 名 : LcdWriteData
* 函数功能 : 向LCD写入一个字节的数据
* 输 入 : dat
* 输 出 : 无
*******************************************************************************/
#ifndef LCD1602_4PINS
void LcdWriteData(uchar dat) //写入数据
{
LCD1602_E = 0; //使能清零
LCD1602_RS = 1; //选择输入数据
LCD1602_RW = 0; //选择写入
LCD1602_DATAPINS = dat; //写入数据
Lcd1602_Delay1ms(1);
LCD1602_E = 1; //写入时序
Lcd1602_Delay1ms(5); //保持时间
LCD1602_E = 0;
}
#else
void LcdWriteData(uchar dat) //写入数据
{
LCD1602_E = 0; //使能清零
LCD1602_RS = 1; //选择写入数据
LCD1602_RW = 0; //选择写入
LCD1602_DATAPINS = dat; //由于4位的接线是接到P0口的高四位,所以传送高四位不用改
Lcd1602_Delay1ms(1);
LCD1602_E = 1; //写入时序
Lcd1602_Delay1ms(5);
LCD1602_E = 0;
LCD1602_DATAPINS = dat << 4; //写入低四位
Lcd1602_Delay1ms(1);
LCD1602_E = 1; //写入时序
Lcd1602_Delay1ms(5);
LCD1602_E = 0;
}
#endif
/*******************************************************************************
* 函 数 名 : LcdInit()
* 函数功能 : 初始化LCD屏
* 输 入 : 无
* 输 出 : 无
*******************************************************************************/
#ifndef LCD1602_4PINS
void LcdInit() //LCD初始化子程序
{
LcdWriteCom(0x38); //开显示
LcdWriteCom(0x0c); //开显示不显示光标
LcdWriteCom(0x06); //写一个指针加1
LcdWriteCom(0x01); //清屏
LcdWriteCom(0x80); //设置数据指针起点
}
#else
void LcdInit() //LCD初始化子程序
{
LcdWriteCom(0x32); //将8位总线转为4位总线
LcdWriteCom(0x28); //在四位线下的初始化
LcdWriteCom(0x0c); //开显示不显示光标
LcdWriteCom(0x06); //写一个指针加1
LcdWriteCom(0x01); //清屏
LcdWriteCom(0x80); //设置数据指针起点
}
#endif
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#ifndef __LCD_H_
#define __LCD_H_
/**********************************
当使用的是4位数据传输的时候定义,
使用8位取消这个定义
**********************************/
#define LCD1602_4PINS
/**********************************
包含头文件
**********************************/
#include<reg51.h>
//---重定义关键词---//
#ifndef uchar
#define uchar unsigned char
#endif
#ifndef uint
#define uint unsigned int
#endif
/**********************************
PIN口定义
**********************************/
#define LCD1602_DATAPINS P0
sbit LCD1602_E=P2^7;
sbit LCD1602_RW=P2^5;
sbit LCD1602_RS=P2^6;
/**********************************
函数声明
**********************************/
/*在51单片机12MHZ时钟下的延时函数*/
void Lcd1602_Delay1ms(uint c); //误差 0us
/*LCD1602写入8位命令子函数*/
void LcdWriteCom(uchar com);
/*LCD1602写入8位数据子函数*/
void LcdWriteData(uchar dat) ;
/*LCD1602初始化子程序*/
void LcdInit();
#endif
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/*******************************************************************************
* ʵ���� : ������ʵ��
* ʹ�õ�IO :
* ʵ��Ч�� :1602��ʾʱ�ӣ���K3����ʱ�����ã���K1ѡ�����õ�ʱ�������£���K2ѡ��
*ѡ�����ü�1��
* ע�� ��
*******************************************************************************/
#include<reg51.h>
#include"lcd.h"
#include"ds1302.h"
#include"ds18b20.h"
sbit K1=P3^1;
sbit K2=P3^0;
sbit K3=P3^2;
sbit K4=P3^3; //�ܽŽ���
void Int0Configuration();
void LcdDisplay();
void TempPros(void);
unsigned char SetState,SetPlace;
int temperature = 0;
unsigned char temp_cnt = 0;
void Delay10ms(void); //��� 0us
/*******************************************************************************
* ������ : main
* �������� : ������
* ���� : ��
* ��� : ��
*******************************************************************************/
void main()
{
unsigned char i;
Int0Configuration();
LcdInit();
Ds1302Init();
DS18B20_SetResolution(0x3F); // 10λ���ȣ�ת��ʱ��187.5ms
DS18B20_StartConvert();
while(1)
{
if(SetState==0)
{
Ds1302ReadTime();
}
else
{
if(K1==0) //��ⰴ��K1�Ƿ���
{
Delay10ms(); //��������
if(K1==0)
{
SetPlace++;
if(SetPlace>=7)
SetPlace=0;
}
while((i<50)&&(K1==0)) //��ⰴ���Ƿ��ɿ�
{
Delay10ms();
i++;
}
i=0;
}
if(K2==0) //��ⰴ��K2�Ƿ���
{
Delay10ms(); //��������
if(K2==0)
{
TIME[SetPlace]++;
if((TIME[SetPlace]&0x0f)>9) //����BCD�롣
{
TIME[SetPlace]=TIME[SetPlace]+6;
}
if((TIME[SetPlace]>=0x60)&&(SetPlace<2)) //����ֻ�ܵ�59
{
TIME[SetPlace]=0;
}
if((TIME[SetPlace]>=0x24)&&(SetPlace==2)) //Сʱֻ�ܵ�23
{
TIME[SetPlace]=0;
}
if((TIME[SetPlace]>=0x32)&&(SetPlace==3)) //��ֻ�ܵ�31
{
TIME[SetPlace]=0;
}
if((TIME[SetPlace]>=0x13)&&(SetPlace==4)) //��ֻ�ܵ�12
{
TIME[SetPlace]=0;
}
if((TIME[SetPlace]>=0x7)&&(SetPlace==5)) //��ֻ�ܵ�7
{
TIME[SetPlace]=1;
}
}
while((i<50)&&(K2==0)) //��ⰴ���Ƿ��ɿ�
{
Delay10ms();
i++;
}
i=0;
}
}
temp_cnt++;
if(temp_cnt >= 5)
{
temp_cnt = 0;
TempPros();
}
LcdDisplay();
}
}
/*******************************************************************************
* ������ : LcdDisplay()
* �������� : ��ʾ����
* ���� : ��
* ��� : ��
*******************************************************************************/
void LcdDisplay()
{
int temp_disp;
// Row 0: 20YY-MM-DD W
LcdWriteCom(0x80);
LcdWriteData('2');
LcdWriteData('0');
LcdWriteData('0'+TIME[6]/16); //��
LcdWriteData('0'+(TIME[6]&0x0f));
LcdWriteData('-');
LcdWriteData('0'+TIME[4]/16); //��
LcdWriteData('0'+(TIME[4]&0x0f));
LcdWriteData('-');
LcdWriteData('0'+TIME[3]/16); //��
LcdWriteData('0'+(TIME[3]&0x0f));
LcdWriteCom(0x8B);
LcdWriteData('0'+(TIME[5]&0x07)); //����
// Row 1: HH:MM:SS xx.xC
LcdWriteCom(0x80+0X40);
LcdWriteData('0'+TIME[2]/16); //ʱ
LcdWriteData('0'+(TIME[2]&0x0f));
LcdWriteData(':');
LcdWriteData('0'+TIME[1]/16); //��
LcdWriteData('0'+(TIME[1]&0x0f));
LcdWriteData(':');
LcdWriteData('0'+TIME[0]/16); //��
LcdWriteData('0'+(TIME[0]&0x0f));
// Temperature display at position 9
LcdWriteCom(0x80+0x40+0x09);
temp_disp = temperature;
if(temp_disp < 0)
{
LcdWriteData('-');
temp_disp = -temp_disp;
}
else
{
LcdWriteData(' ');
}
LcdWriteData('0' + temp_disp / 100);
LcdWriteData('0' + (temp_disp / 10) % 10);
LcdWriteData('.');
LcdWriteData('0' + temp_disp % 10);
LcdWriteData('C');
}
/*******************************************************************************
* ������ : TempPros
* �������� : 读取DS18B20温度并启动下一次转换
* ���� : ��
* ��� : ��
*******************************************************************************/
void TempPros()
{
int raw;
unsigned char sign = 0;
if(!DS18B20_GetTemp(&raw))
return;
if(raw & 0x8000)
{
raw = ~raw + 1;
sign = 1;
}
temperature = raw * 10 / 16;
if(sign)
temperature = -temperature;
DS18B20_StartConvert();
}
/*******************************************************************************
* ������ : Int0Configuration()
* �������� : �����ⲿ�ж�0
* ���� : ��
* ��� : ��
*******************************************************************************/
void Int0Configuration()
{
//����INT0
IT0=1;//�����س�����ʽ���½��أ�
EX0=1;//��INT0���������
EA=1;//�����ж�
}
/*******************************************************************************
* ������ : Int0()
* �������� : �ⲿ�ж�0 �жϺ���
* ���� : ��
* ��� : ��
*******************************************************************************/
void Int0() interrupt 0
{
Delay10ms();
if(K3==0)
{
if(SetState == 1) // �˳�����ģʽʱ������ʱ�䱣�浽DS1302
{
Ds1302WriteTime();
}
SetState=~SetState;
SetPlace=0;
}
}
/*******************************************************************************
* ������ : Delay10ms
* �������� : ��ʱ��������ʱ10ms
* ���� : ��
* ��� : ��
*******************************************************************************/
void Delay10ms(void) //��� 0us
{
unsigned char a,b,c;
for(c=1;c>0;c--)
for(b=38;b>0;b--)
for(a=130;a>0;a--);
}
Binary file not shown.
+125
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@@ -0,0 +1,125 @@
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<?xml version="1.0" encoding="UTF-8" standalone="no" ?>
<Project xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="project_proj.xsd">
<SchemaVersion>1.0</SchemaVersion>
<Header>### uVision Project, (C) Keil Software</Header>
<Targets>
<Target>
<TargetName>Target 1</TargetName>
<ToolsetNumber>0x0</ToolsetNumber>
<ToolsetName>MCS-51</ToolsetName>
<TargetOption>
<TargetCommonOption>
<Device>AT89C51</Device>
<Vendor>Atmel</Vendor>
<Cpu>IRAM(0-0x7F) IROM(0-0xFFF) CLOCK(24000000)</Cpu>
<FlashUtilSpec></FlashUtilSpec>
<StartupFile>"LIB\STARTUP.A51" ("Standard 8051 Startup Code")</StartupFile>
<FlashDriverDll></FlashDriverDll>
<DeviceId>2976</DeviceId>
<RegisterFile>REGX51.H</RegisterFile>
<MemoryEnv></MemoryEnv>
<Cmp></Cmp>
<Asm></Asm>
<Linker></Linker>
<OHString></OHString>
<InfinionOptionDll></InfinionOptionDll>
<SLE66CMisc></SLE66CMisc>
<SLE66AMisc></SLE66AMisc>
<SLE66LinkerMisc></SLE66LinkerMisc>
<UseEnv>0</UseEnv>
<BinPath></BinPath>
<IncludePath></IncludePath>
<LibPath></LibPath>
<RegisterFilePath>Atmel\</RegisterFilePath>
<DBRegisterFilePath>Atmel\</DBRegisterFilePath>
<TargetStatus>
<Error>0</Error>
<ExitCodeStop>0</ExitCodeStop>
<ButtonStop>0</ButtonStop>
<NotGenerated>0</NotGenerated>
<InvalidFlash>1</InvalidFlash>
</TargetStatus>
<OutputDirectory>.\</OutputDirectory>
<OutputName>pro</OutputName>
<CreateExecutable>1</CreateExecutable>
<CreateLib>0</CreateLib>
<CreateHexFile>1</CreateHexFile>
<DebugInformation>1</DebugInformation>
<BrowseInformation>1</BrowseInformation>
<ListingPath>.\</ListingPath>
<HexFormatSelection>0</HexFormatSelection>
<Merge32K>0</Merge32K>
<CreateBatchFile>0</CreateBatchFile>
<BeforeCompile>
<RunUserProg1>0</RunUserProg1>
<RunUserProg2>0</RunUserProg2>
<UserProg1Name></UserProg1Name>
<UserProg2Name></UserProg2Name>
<UserProg1Dos16Mode>0</UserProg1Dos16Mode>
<UserProg2Dos16Mode>0</UserProg2Dos16Mode>
</BeforeCompile>
<BeforeMake>
<RunUserProg1>0</RunUserProg1>
<RunUserProg2>0</RunUserProg2>
<UserProg1Name></UserProg1Name>
<UserProg2Name></UserProg2Name>
<UserProg1Dos16Mode>0</UserProg1Dos16Mode>
<UserProg2Dos16Mode>0</UserProg2Dos16Mode>
</BeforeMake>
<AfterMake>
<RunUserProg1>0</RunUserProg1>
<RunUserProg2>0</RunUserProg2>
<UserProg1Name></UserProg1Name>
<UserProg2Name></UserProg2Name>
<UserProg1Dos16Mode>0</UserProg1Dos16Mode>
<UserProg2Dos16Mode>0</UserProg2Dos16Mode>
</AfterMake>
<SelectedForBatchBuild>0</SelectedForBatchBuild>
<SVCSIdString></SVCSIdString>
</TargetCommonOption>
<CommonProperty>
<UseCPPCompiler>0</UseCPPCompiler>
<RVCTCodeConst>0</RVCTCodeConst>
<RVCTZI>0</RVCTZI>
<RVCTOtherData>0</RVCTOtherData>
<ModuleSelection>0</ModuleSelection>
<IncludeInBuild>1</IncludeInBuild>
<AlwaysBuild>0</AlwaysBuild>
<GenerateAssemblyFile>0</GenerateAssemblyFile>
<AssembleAssemblyFile>0</AssembleAssemblyFile>
<PublicsOnly>0</PublicsOnly>
<StopOnExitCode>3</StopOnExitCode>
<CustomArgument></CustomArgument>
<IncludeLibraryModules></IncludeLibraryModules>
<BankNo>65535</BankNo>
</CommonProperty>
<DllOption>
<SimDllName>S8051.DLL</SimDllName>
<SimDllArguments></SimDllArguments>
<SimDlgDll>DP51.DLL</SimDlgDll>
<SimDlgDllArguments>-p51</SimDlgDllArguments>
<TargetDllName>S8051.DLL</TargetDllName>
<TargetDllArguments></TargetDllArguments>
<TargetDlgDll>TP51.DLL</TargetDlgDll>
<TargetDlgDllArguments>-p51</TargetDlgDllArguments>
</DllOption>
<DebugOption>
<OPTHX>
<HexSelection>0</HexSelection>
<HexRangeLowAddress>0</HexRangeLowAddress>
<HexRangeHighAddress>0</HexRangeHighAddress>
<HexOffset>0</HexOffset>
<Oh166RecLen>16</Oh166RecLen>
</OPTHX>
<Simulator>
<UseSimulator>1</UseSimulator>
<LoadApplicationAtStartup>1</LoadApplicationAtStartup>
<RunToMain>1</RunToMain>
<RestoreBreakpoints>1</RestoreBreakpoints>
<RestoreWatchpoints>1</RestoreWatchpoints>
<RestoreMemoryDisplay>1</RestoreMemoryDisplay>
<RestoreFunctions>1</RestoreFunctions>
<RestoreToolbox>1</RestoreToolbox>
<LimitSpeedToRealTime>0</LimitSpeedToRealTime>
</Simulator>
<Target>
<UseTarget>0</UseTarget>
<LoadApplicationAtStartup>1</LoadApplicationAtStartup>
<RunToMain>0</RunToMain>
<RestoreBreakpoints>1</RestoreBreakpoints>
<RestoreWatchpoints>1</RestoreWatchpoints>
<RestoreMemoryDisplay>1</RestoreMemoryDisplay>
<RestoreFunctions>0</RestoreFunctions>
<RestoreToolbox>1</RestoreToolbox>
</Target>
<RunDebugAfterBuild>0</RunDebugAfterBuild>
<TargetSelection>-1</TargetSelection>
<SimDlls>
<CpuDll></CpuDll>
<CpuDllArguments></CpuDllArguments>
<PeripheralDll></PeripheralDll>
<PeripheralDllArguments></PeripheralDllArguments>
<InitializationFile></InitializationFile>
</SimDlls>
<TargetDlls>
<CpuDll></CpuDll>
<CpuDllArguments></CpuDllArguments>
<PeripheralDll></PeripheralDll>
<PeripheralDllArguments></PeripheralDllArguments>
<InitializationFile></InitializationFile>
<Driver></Driver>
</TargetDlls>
</DebugOption>
<Utilities>
<Flash1>
<UseTargetDll>0</UseTargetDll>
<UseExternalTool>0</UseExternalTool>
<RunIndependent>0</RunIndependent>
<UpdateFlashBeforeDebugging>0</UpdateFlashBeforeDebugging>
<Capability>0</Capability>
<DriverSelection>-1</DriverSelection>
</Flash1>
<Flash2></Flash2>
<Flash3></Flash3>
<Flash4></Flash4>
</Utilities>
<Target51>
<Target51Misc>
<MemoryModel>0</MemoryModel>
<RTOS>0</RTOS>
<RomSize>2</RomSize>
<DataHold>0</DataHold>
<XDataHold>0</XDataHold>
<UseOnchipRom>0</UseOnchipRom>
<UseOnchipArithmetic>0</UseOnchipArithmetic>
<UseMultipleDPTR>0</UseMultipleDPTR>
<UseOnchipXram>0</UseOnchipXram>
<HadIRAM>1</HadIRAM>
<HadXRAM>0</HadXRAM>
<HadIROM>1</HadIROM>
<Moda2>0</Moda2>
<Moddp2>0</Moddp2>
<Modp2>0</Modp2>
<Mod517dp>0</Mod517dp>
<Mod517au>0</Mod517au>
<Mode2>0</Mode2>
<useCB>0</useCB>
<useXB>0</useXB>
<useL251>0</useL251>
<useA251>0</useA251>
<Mx51>0</Mx51>
<ModC812>0</ModC812>
<ModCont>0</ModCont>
<Lp51>0</Lp51>
<useXBS>0</useXBS>
<ModDA>0</ModDA>
<ModAB2>0</ModAB2>
<Mx51P>0</Mx51P>
<hadXRAM2>0</hadXRAM2>
<uocXram2>0</uocXram2>
<ModC2>0</ModC2>
<ModH2>0</ModH2>
<Mdu_R515>0</Mdu_R515>
<Mdu_F120>0</Mdu_F120>
<Psoc>0</Psoc>
<hadIROM2>0</hadIROM2>
<ModSmx2>0</ModSmx2>
<cBanks>0</cBanks>
<xBanks>0</xBanks>
<OnChipMemories>
<RCB>
<Type>0</Type>
<StartAddress>0x0</StartAddress>
<Size>0x10000</Size>
</RCB>
<RXB>
<Type>0</Type>
<StartAddress>0x0</StartAddress>
<Size>0x0</Size>
</RXB>
<Ocm1>
<Type>0</Type>
<StartAddress>0x0</StartAddress>
<Size>0x0</Size>
</Ocm1>
<Ocm2>
<Type>0</Type>
<StartAddress>0x0</StartAddress>
<Size>0x0</Size>
</Ocm2>
<Ocm3>
<Type>0</Type>
<StartAddress>0x0</StartAddress>
<Size>0x0</Size>
</Ocm3>
<Ocr1>
<Type>0</Type>
<StartAddress>0x0</StartAddress>
<Size>0x0</Size>
</Ocr1>
<Ocr2>
<Type>0</Type>
<StartAddress>0x0</StartAddress>
<Size>0x0</Size>
</Ocr2>
<Ocr3>
<Type>0</Type>
<StartAddress>0x0</StartAddress>
<Size>0x0</Size>
</Ocr3>
<IRO>
<Type>1</Type>
<StartAddress>0x0</StartAddress>
<Size>0x1000</Size>
</IRO>
<IRA>
<Type>0</Type>
<StartAddress>0x0</StartAddress>
<Size>0x80</Size>
</IRA>
<XRA>
<Type>0</Type>
<StartAddress>0x0</StartAddress>
<Size>0x0</Size>
</XRA>
<XRA512>
<Type>0</Type>
<StartAddress>0x0</StartAddress>
<Size>0x0</Size>
</XRA512>
<IROM512>
<Type>0</Type>
<StartAddress>0x0</StartAddress>
<Size>0x0</Size>
</IROM512>
</OnChipMemories>
</Target51Misc>
<C51>
<RegisterColoring>0</RegisterColoring>
<VariablesInOrder>0</VariablesInOrder>
<IntegerPromotion>1</IntegerPromotion>
<uAregs>0</uAregs>
<UseInterruptVector>1</UseInterruptVector>
<Fuzzy>3</Fuzzy>
<Optimize>8</Optimize>
<WarningLevel>2</WarningLevel>
<SizeSpeed>1</SizeSpeed>
<ObjectExtend>1</ObjectExtend>
<ACallAJmp>0</ACallAJmp>
<InterruptVectorAddress>0</InterruptVectorAddress>
<VariousControls>
<MiscControls></MiscControls>
<Define></Define>
<Undefine></Undefine>
<IncludePath></IncludePath>
</VariousControls>
</C51>
<Ax51>
<UseMpl>0</UseMpl>
<UseStandard>1</UseStandard>
<UseCase>0</UseCase>
<UseMod51>0</UseMod51>
<VariousControls>
<MiscControls></MiscControls>
<Define></Define>
<Undefine></Undefine>
<IncludePath></IncludePath>
</VariousControls>
</Ax51>
<Lx51>
<useFile>0</useFile>
<linkonly>0</linkonly>
<UseMemoryFromTarget>1</UseMemoryFromTarget>
<CaseSensitiveSymbols>0</CaseSensitiveSymbols>
<WarningLevel>2</WarningLevel>
<DataOverlaying>1</DataOverlaying>
<OverlayString></OverlayString>
<MiscControls></MiscControls>
<DisableWarningNumbers></DisableWarningNumbers>
<LinkerCmdFile></LinkerCmdFile>
<Assign></Assign>
<ReserveString></ReserveString>
<CClasses></CClasses>
<UserClasses></UserClasses>
<CSection></CSection>
<UserSection></UserSection>
<CodeBaseAddress></CodeBaseAddress>
<XDataBaseAddress></XDataBaseAddress>
<PDataBaseAddress></PDataBaseAddress>
<BitBaseAddress></BitBaseAddress>
<DataBaseAddress></DataBaseAddress>
<IDataBaseAddress></IDataBaseAddress>
<Precede></Precede>
<Stack></Stack>
<CodeSegmentName></CodeSegmentName>
<XDataSegmentName></XDataSegmentName>
<BitSegmentName></BitSegmentName>
<DataSegmentName></DataSegmentName>
<IDataSegmentName></IDataSegmentName>
</Lx51>
</Target51>
</TargetOption>
<Groups>
<Group>
<GroupName>Source Group 1</GroupName>
<Files>
<File>
<FileName>STARTUP.A51</FileName>
<FileType>2</FileType>
<FilePath>.\STARTUP.A51</FilePath>
</File>
<File>
<FileName>main.c</FileName>
<FileType>1</FileType>
<FilePath>.\main.c</FilePath>
</File>
<File>
<FileName>lcd.c</FileName>
<FileType>1</FileType>
<FilePath>.\lcd.c</FilePath>
</File>
<File>
<FileName>ds1302.c</FileName>
<FileType>1</FileType>
<FilePath>.\ds1302.c</FilePath>
</File>
<File>
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