|
|
#include <stc15f2k60s2.h>
sbit S7 = P3^0;
sbit S6 = P3^1;
sbit S5 = P3^2;
sbit S4 = P3^3;
sbit dianji = P3^4;
unsigned char code LedChar[] = {
0xC0,0xF9,0xA4,0xB0,0x99,0x92,0x82,0xF8,0x80,
0x90,0x88,0x83,0xC6,0xA1,0x86,0x8E,0xBF,0x7F
};
unsigned char LedBuff[8] = {
0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF
};
unsigned char temp_min = 23; //溫度下限
unsigned char temp_max = 30; //溫度上限
unsigned char get_temp = 0; //獲取電機溫度
void InitSystem();
void ScanSMG();
void Timer0Init(void); //10微秒@12.000MHz
void Timer1Init(void); //1毫秒@12.000MHz
void ConfigWorking();
void ConfigSMG();
void ScanKeys();
extern void I2CWrite(unsigned char addr,unsigned char dat); //I2C寫操作
extern unsigned char I2CRead(unsigned char addr); //I2C讀操作
extern bit Init18B20(); //18B20初始化
extern unsigned char Get18B20Temp(); //獲取18B20溫度
void main()
{
Timer0Init();
Timer1Init();
InitSystem();
temp_min = I2CRead(0x01); //讀取溫度下限
temp_max = I2CRead(0x00); //讀取溫度上限
while(1)
{
ConfigWorking();
ConfigSMG();
ScanKeys();
}
}
/******HC573選擇函數(shù)*******/
void SeceltHC573(unsigned char channel)
{
switch(channel)
{
case 4:P2 = (P2&0x1F)|0x80;break;
case 5:P2 = (P2&0x1F)|0xA0;break;
case 6:P2 = (P2&0x1F)|0xC0;break;
case 7:P2 = (P2&0x1F)|0xE0;break;
default:P2 = (P2&0x1F)|0x00;break;
}
}
/*******關(guān)閉LED和蜂鳴器、繼電器******/
void InitSystem()
{
SeceltHC573(5);
P0 = 0x00;
SeceltHC573(4);
P0 = 0xFF;
SeceltHC573(0);
}
/******工作模式配置*******/
void ConfigWorking()
{
Init18B20();
get_temp = Get18B20Temp();
if(get_temp<temp_min)
{
EA = 0; //存儲的溫度下限數(shù)據(jù)， 繼電器打開
SeceltHC573(5);
P0 = 0x10;
SeceltHC573(0);
EA = 1;
}
else
{
EA = 0; //存儲的溫度下限數(shù)據(jù)， 繼電器打開
SeceltHC573(5);
P0 = 0x00;
SeceltHC573(0);
EA = 1;
}
}
/******數(shù)碼管的動態(tài)顯示******/
void ConfigSMG()
{
LedBuff[0] = LedChar[temp_max/10];
LedBuff[1] = LedChar[temp_max%10];
LedBuff[2] = LedChar[temp_min/10];
LedBuff[3] = LedChar[temp_min%10];
LedBuff[4] = 0xFF;
LedBuff[5] = 0xFF;
LedBuff[6] = LedChar[get_temp/10];
LedBuff[7] = LedChar[get_temp%10];
}
/******按鍵處理相關(guān)函數(shù)******/
void Delay1ms() //@12.000MHz
{
unsigned char i, j;
i = 12;
j = 169;
do
{
while (--j);
} while (--i);
}
void ScanKeys()
{
if(S7==0) //溫度下限減一
{
Delay1ms();
if(S7==0)
{
if(temp_min>0)
temp_min--;
else
temp_min = 0;
I2CWrite(0x01,temp_min); //存儲溫度下限
Delay1ms();
while(S7==0)
{
ConfigSMG();
}
}
}
if(S6==0) //溫度上限減一
{
Delay1ms();
if(S6==0)
{
if((temp_max>temp_min)&&(temp_max>0))
{
temp_max--;
}
else
{
temp_max = temp_min;
}
I2CWrite(0x00,temp_max); //存儲溫度上限
Delay1ms();
while(S6==0)
{
ConfigSMG();
}
}
}
if(S5==0) //溫度下限加一
{
Delay1ms();
if(S5==0)
{
if((temp_min<temp_max)&&(temp_min<99))
{
temp_min++;
}
else
{
temp_min = temp_max;
}
I2CWrite(0x01,temp_min); //存儲溫度下限
Delay1ms();
while(S5==0)
{
ConfigSMG();
}
}
}
if(S4==0) //溫度上限加一
{
Delay1ms();
if(S4==0)
{
temp_max++;
if(temp_max>=99)
temp_max = 99;
I2CWrite(0x00,temp_max); //存儲溫度上限
Delay1ms();
while(S4==0)
{
ConfigSMG();
}
}
}
}
/******數(shù)碼管動態(tài)刷新*****/
void ScanSMG()
{
static unsigned char i = 0;
P0 = 0xFF;
SeceltHC573(6);
P0 = 0x01<<i;
SeceltHC573(7);
P0 = LedBuff[i++];
if(i>=8)
i = 0;
SeceltHC573(0);
}
/******定時器0初始化函數(shù)******/
void Timer0Init(void) //10微秒@12.000MHz
{
AUXR &= 0x7F; //定時器時鐘12T模式
TMOD &= 0xF0; //設(shè)置定時器模式
TL0 = 0xF6; //設(shè)置定時初值
TH0 = 0xFF; //設(shè)置定時初值
TF0 = 0; //清除TF0標(biāo)志
TR0 = 1; //定時器0開始計時
ET0 = 1;
EA = 1;
}
void InterruptTimer0() interrupt 1
{
static unsigned char pwn= 0;
pwn++;
if(pwn<=30)
{
dianji = 0;
}
else if(pwn>100)
{
dianji = 0;
pwn = 0;
}
else
{
dianji = 1;
}
}
/******定時器0初始化函數(shù)******/
void Timer1Init(void) //1毫秒@12.000MHz
{
AUXR &= 0xBF; //定時器時鐘12T模式
TMOD &= 0x0F; //設(shè)置定時器模式
TL1 = 0x18; //設(shè)置定時初值
TH1 = 0xFC; //設(shè)置定時初值
TF1 = 0; //清除TF1標(biāo)志
TR1 = 1; //定時器1開始計時
ET1 = 1;
EA = 1;
}
void InterruptTimer1() interrupt 3
{
ScanSMG(); //數(shù)碼管動態(tài)刷新
}
|
評分
-
查看全部評分
|
QQ好友和群
QQ空間
騰訊微博
騰訊朋友
收藏
淘帖
頂
踩
