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#include<reg51.h> |
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#include"lcd.h" |
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#include"ds1302.h" |
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#include"i2c.h" |
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#include "DS18B20.h" |
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#include <stdio.h> |
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#include <string.h> |
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#define uchar unsigned char |
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#define uint unsigned int |
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sbit LED0=P2^5; |
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sbit LED1=P2^6; |
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sbit LED2=P2^1; |
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sbit LED3=P2^4; |
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sbit LED4=P2^3; |
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sbit LED5=P1^7; |
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sbit key1 = P1^2; |
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sbit key2 = P1^3; |
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sbit key3 = P2^2; |
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sbit key4 = P2^7; |
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sbit IN = P3^7; |
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sbit OUT = P3^6; |
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sbit SCL1=P1^1; |
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sbit SDA1=P1^0; |
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int cut = 0; |
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int led_num = 0; |
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struct Time{ |
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int hour; |
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int min; |
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int sec; |
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}; |
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struct UserInfo{ |
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int num; |
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int model; |
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int set; |
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int start; |
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float Light; |
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int temp; |
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struct Time time[2]; |
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}; |
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struct UserInfo userInfo; |
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void LcdDisplay(); |
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void LcdDisplay1(); |
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void Delay10ms(void); |
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#define SlaveAddress 0x46 //定义器件在IIC总线中的从地址,根据ALT ADDRESS地址引脚不同修改 |
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//ALT ADDRESS引脚接地时地址为0x46，接电源时地址为0xB8 |
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typedef unsigned char BYTE; |
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typedef unsigned short WORD; |
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BYTE BUF[8]; //接收数据缓存区 |
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int dis_data; //变量 |
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void delay_nms(unsigned int k); |
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void InitLcd(); |
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void Init_BH1750(void); |
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void WriteDataLCM(uchar dataW); |
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void WriteCommandLCM(uchar CMD,uchar Attribc); |
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void DisplayOneChar(uchar X,uchar Y,uchar DData); |
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void conversion(uint temp_data); |
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void Single_Write_BH1750(uchar REG_Address); //单个写入数据 |
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uchar Single_Read_BH1750(uchar REG_Address); //单个读取内部寄存器数据 |
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void Multiple_Read_BH1750(); //连续的读取内部寄存器数据 |
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//------------------------------------ |
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void Delay5us(); |
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void Delay5ms(); |
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void BH1750_Start(); //起始信号 |
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void BH1750_Stop(); //停止信号 |
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void BH1750_SendACK(bit ack); //应答ACK |
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bit BH1750_RecvACK(); //读ack |
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void BH1750_SendByte(BYTE dat); //IIC单个字节写 |
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BYTE BH1750_RecvByte(); //IIC单个字节读 |
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//毫秒延时************************** |
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void delay_nms(unsigned int k) |
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{ |
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unsigned int i,j; |
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for(i=0;i<k;i++) |
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{ |
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for(j=0;j<121;j++) |
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{;}} |
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} |
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void Delay5us() |
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{ |
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_nop_();_nop_();_nop_();_nop_(); |
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_nop_();_nop_();_nop_();_nop_(); |
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_nop_();_nop_();_nop_();_nop_(); |
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_nop_();_nop_();_nop_();_nop_(); |
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} |
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void Delay5ms() |
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{ |
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WORD n = 560; |
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while (n--); |
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} |
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/************************************** |
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起始信号 |
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**************************************/ |
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void BH1750_Start() |
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{ |
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SDA1 = 1; //拉高数据线 |
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SCL1 = 1; //拉高时钟线 |
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Delay5us(); //延时 |
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SDA1 = 0; //产生下降沿 |
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Delay5us(); //延时 |
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SCL1 = 0; //拉低时钟线 |
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} |
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/************************************** |
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停止信号 |
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**************************************/ |
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void BH1750_Stop() |
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{ |
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SDA1 = 0; //拉低数据线 |
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SCL1 = 1; //拉高时钟线 |
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Delay5us(); //延时 |
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SDA1 = 1; //产生上升沿 |
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Delay5us(); //延时 |
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} |
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/************************************** |
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发送应答信号 |
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入口参数:ack (0:ACK 1:NAK) |
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**************************************/ |
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void BH1750_SendACK(bit ack) |
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{ |
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SDA = ack; //写应答信号 |
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SCL = 1; //拉高时钟线 |
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Delay5us(); //延时 |
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SCL = 0; //拉低时钟线 |
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Delay5us(); //延时 |
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} |
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/************************************** |
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接收应答信号 |
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**************************************/ |
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bit BH1750_RecvACK() |
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{ |
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SCL = 1; //拉高时钟线 |
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Delay5us(); //延时 |
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CY = SDA; //读应答信号 |
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SCL = 0; //拉低时钟线 |
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Delay5us(); //延时 |
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return CY; |
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} |
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/************************************** |
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向IIC总线发送一个字节数据 |
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**************************************/ |
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void BH1750_SendByte(BYTE dat) |
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{ |
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BYTE i; |
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for (i=0; i<8; i++) //8位计数器 |
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{ |
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dat <<= 1; //移出数据的最高位 |
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SDA = CY; //送数据口 |
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SCL = 1; //拉高时钟线 |
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Delay5us(); //延时 |
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SCL = 0; //拉低时钟线 |
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Delay5us(); //延时 |
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} |
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BH1750_RecvACK(); |
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} |
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/************************************** |
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从IIC总线接收一个字节数据 |
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**************************************/ |
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BYTE BH1750_RecvByte() |
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{ |
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BYTE i; |
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BYTE dat = 0; |
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SDA = 1; //使能内部上拉,准备读取数据, |
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for (i=0; i<8; i++) //8位计数器 |
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{ |
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dat <<= 1; |
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SCL = 1; //拉高时钟线 |
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Delay5us(); //延时 |
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dat |= SDA; //读数据 |
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SCL = 0; //拉低时钟线 |
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Delay5us(); //延时 |
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} |
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return dat; |
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} |
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//********************************* |
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void Single_Write_BH1750(uchar REG_Address) |
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{ |
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BH1750_Start(); //起始信号 |
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BH1750_SendByte(SlaveAddress); //发送设备地址+写信号 |
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BH1750_SendByte(REG_Address); //内部寄存器地址， |
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// BH1750_SendByte(REG_data); //内部寄存器数据， |
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BH1750_Stop(); //发送停止信号 |
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} |
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//********************************************************* |
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// |
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//连续读出BH1750内部数据 |
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// |
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//********************************************************* |
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void Multiple_read_BH1750(void) |
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{ uchar i; |
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BH1750_Start(); //起始信号 |
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BH1750_SendByte(SlaveAddress+1); //发送设备地址+读信号 |
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for (i=0; i<3; i++) //连续读取2个地址数据，存储中BUF |
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{ |
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BUF[i] = BH1750_RecvByte(); //BUF[0]存储0x32地址中的数据 |
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if (i == 3) |
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{ |
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BH1750_SendACK(1); //最后一个数据需要回NOACK |
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} |
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else |
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{ |
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BH1750_SendACK(0); //回应ACK |
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} |
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} |
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BH1750_Stop(); //停止信号 |
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Delay5ms(); |
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} |
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//初始化BH1750 |
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void Init_BH1750() |
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{ |
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Single_Write_BH1750(0x01); |
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} |
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// 串口初始化 |
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void Uart_Init() |
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{ |
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TMOD = 0x20 | 0x01; |
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SCON = 0x50; |
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TH1 = 0xFD; |
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TL1 = TH1; |
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PCON = 0x00; |
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EA = 1; |
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ES = 1; |
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TR1 = 1; |
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} |
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void us_delay(uchar t) |
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{ |
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while(t--); |
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} |
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void Send_Uart(uchar value) |
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{ |
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ES=0; |
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TI=0; |
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SBUF=value; |
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while(TI==0); |
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TI=0; |
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ES=1; |
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} |
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void Bluetooth_Set(uchar *puf) |
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{ |
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while(*puf!='\0') |
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{ |
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Send_Uart(*puf); |
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us_delay(5); |
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puf++; |
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} |
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} |
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// 获取数据 |
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void Detection() |
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{ |
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static int num = 0; |
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int i = 0; |
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Single_Write_BH1750(0x01); |
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Single_Write_BH1750(0x10); |
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delay_nms(180); |
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Multiple_Read_BH1750(); |
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dis_data=BUF[0]; |
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dis_data=(dis_data<<8)+BUF[1]; |
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userInfo.Light = (float)dis_data/1.2; // 获取光照值 |
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userInfo.temp = Temper_change(); |
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userInfo.temp /= 100; // 获取温度,去除小数部分 |
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// 按键一 |
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if(key1==0) |
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{ |
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Delay10ms(); |
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if(key1==0){ |
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if(userInfo.set == 0){ |
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if(userInfo.model == 0) userInfo.model = 1; |
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else userInfo.model = 0; |
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if(userInfo.model == 1) LED4 = 1, LED5 = 0; |
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else LED4 = 0, LED5 = 1; |
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} |
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} |
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while((i<50)&&(key1==0)){ |
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Delay10ms(); |
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i++; |
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} |
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i=0; |
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} |
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// 按键二 |
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if(key2==0) |
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{ |
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Delay10ms(); |
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if(key2==0){ |
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if(userInfo.model){ |
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led_num++; |
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if(led_num >= 5) led_num = 0; |
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}else{ |
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if(userInfo.set == 0) userInfo.set = 1; |
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else userInfo.set = 0; |
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cut = 0; |
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} |
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LcdWriteCom(0x01); //清屏 |
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} |
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while((i<50)&&(key2==0)){ |
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Delay10ms(); |
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i++; |
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} |
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i=0; |
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} |
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if(IN==0) // 光电门 进 |
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{ |
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Delay10ms(); |
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if(IN==0){ // 去抖 |
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userInfo.num++; |
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if(userInfo.num > 99) userInfo.num = 99; |
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} |
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while((i<50)&&(IN==0)){ |
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Delay10ms(); |
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i++; |
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} |
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i=0; |
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} |
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if(OUT==0) // 光电门 出 |
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{ |
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Delay10ms(); |
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if(OUT==0){ // 去抖 |
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userInfo.num--; |
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if(userInfo.num < 0) userInfo.num = 0; |
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} |
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while((i<50)&&(OUT==0)){ |
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Delay10ms(); |
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i++; |
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} |
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i=0; |
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} |
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if(key3==0) // 按键3 |
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{ |
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Delay10ms(); |
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if(key3==0){ |
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cut++; |
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if(cut >= 4) cut = 0; // 切换修改的对象 |
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} |
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while((i<50)&&(key3==0)){ |
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Delay10ms(); |
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i++; |
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} |
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i=0; |
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} |
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// 按键四 |
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if(key4==0) |
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{ |
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Delay10ms(); |
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if(key4==0){ |
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// 根据cut的值，修改不同的对象 |
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if(cut == 0){ |
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userInfo.time[0].hour++; |
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if(userInfo.time[0].hour >= 24) userInfo.time[0].hour = 0; |
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}else if(cut == 1){ |
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userInfo.time[0].min++; |
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if(userInfo.time[0].min >= 59) userInfo.time[0].min = 0; |
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}else if(cut == 2){ |
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userInfo.time[1].hour++; |
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if(userInfo.time[1].hour >= 24) userInfo.time[1].hour = 0; |
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}else if(cut == 3){ |
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userInfo.time[1].min++; |
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if(userInfo.time[1].min >= 59) userInfo.time[1].min = 0; |
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} |
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while((i<50)&&(key4==0)){ |
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Delay10ms(); |
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i++; |
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} |
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i=0; |
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} |
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} |
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} |
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// 获取时间是否达到 返回1为定时时间到 |
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int getTimeResult() |
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{ |
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int result = 1; |
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struct Time Nowtime; |
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Nowtime.hour = TIME[2]/16 * 10 + (TIME[2]&0x0f); |
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Nowtime.min = TIME[1]/16 * 10 + (TIME[1]&0x0f); |
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if(Nowtime.hour < userInfo.time[0].hour || Nowtime.hour > userInfo.time[1].hour) return 0; |
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if(Nowtime.hour == userInfo.time[0].hour && Nowtime.min < userInfo.time[0].min) return 0; |
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if(Nowtime.hour == userInfo.time[1].hour && Nowtime.min > userInfo.time[1].min) return 0; |
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return result; |
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} |
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// 点灯 |
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void Dispose() |
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{ |
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if(userInfo.model == 0){ |
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if(getTimeResult() && userInfo.Light < 100){ |
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if(userInfo.num < 10 && userInfo.num > 0) LED0 = 0, LED1 = 0, LED2 = 0 ,LED3 = 1; |
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else if(userInfo.num >= 10 && userInfo.num < 20) LED0 = 0, LED1 = 0, LED2 = 1 ,LED3 = 1; |
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else if(userInfo.num >= 20 && userInfo.num < 30) LED0 = 0, LED1 = 1, LED2 = 1 ,LED3 = 1; |
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else if(userInfo.num >= 30) LED0 = 1, LED1 = 1, LED2 = 1 ,LED3 = 1; |
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else LED0 = 0, LED1 = 0, LED2 = 0 ,LED3 = 0; |
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}else{ |
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LED0 = 0, LED1 = 0, LED2 = 0 ,LED3 = 0; |
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} |
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}else{ |
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if(led_num){ |
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if(led_num == 1) LED0 = 0, LED1 = 0, LED2 = 0 ,LED3 = 1; |
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else if(led_num == 2) LED0 = 0, LED1 = 0, LED2 = 1 ,LED3 = 1; |
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else if(led_num == 3) LED0 = 0, LED1 = 1, LED2 = 1 ,LED3 = 1; |
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else if(led_num == 4) LED0 = 1, LED1 = 1, LED2 = 1 ,LED3 = 1; |
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}else{ |
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LED0 = 0, LED1 = 0, LED2 = 0 ,LED3 = 0; |
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} |
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} |
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LED4 = userInfo.model; |
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} |
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// main |
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void main() |
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{ |
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int i = 0; |
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uchar str[10]; |
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Ds1302Init(); // 时钟初始化 |
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Uart_Init(); |
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LcdInit(); // lcd初始化 |
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userInfo.time[0].hour = 18; |
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userInfo.time[0].min = 0; |
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userInfo.time[0].sec = 0; |
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userInfo.time[1].hour = 23; |
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userInfo.time[1].min = 30; |
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userInfo.time[1].sec = 0; |
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while(1) |
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{ |
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Ds1302ReadTime(); // 读取时间 |
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LcdDisplay(); |
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Detection(); |
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Dispose(); |
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} |
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} |
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// 显示 |
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void LcdDisplay() |
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{ |
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uint temp_data; |
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if(userInfo.set == 0){ |
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// TODO 显示时间 |
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LcdWriteCom(0x80); |
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LcdWriteData('0'+TIME[4]/16); //月 |
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LcdWriteData('0'+(TIME[4]&0x0f)); |
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LcdWriteData('-'); |
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LcdWriteData('0'+TIME[3]/16); //日 |
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LcdWriteData('0'+(TIME[3]&0x0f)); |
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LcdWriteData(' '); |
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|
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LcdWriteData('0'+TIME[2]/16); //时 |
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LcdWriteData('0'+(TIME[2]&0x0f)); |
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LcdWriteData(':'); |
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LcdWriteData('0'+TIME[1]/16); //分 |
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LcdWriteData('0'+(TIME[1]&0x0f)); |
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LcdWriteData(':'); |
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LcdWriteData('0'+TIME[0]/16); //秒 |
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LcdWriteData('0'+(TIME[0]&0x0f)); |
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|
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LcdWriteData(' '); |
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LcdWriteData('0'+(TIME[5]&0x0f)); |
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|
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LcdWriteCom(0x80 + 0x40); |
|
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temp_data = userInfo.Light; |
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temp_data=temp_data%10000; |
|
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LcdWriteData(temp_data/1000+0x30); |
|
|
temp_data=temp_data%1000; |
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|
LcdWriteData(temp_data/100+0x30); |
|
|
temp_data=temp_data%100; |
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LcdWriteData(temp_data/10+0x30); |
|
|
temp_data=temp_data%10; |
|
|
LcdWriteData(temp_data+0x30); |
|
|
LcdWriteData('L'); |
|
|
LcdWriteData('x'); |
|
|
LcdWriteData(' '); |
|
|
LcdWriteData(userInfo.temp / 10 + 0x30); |
|
|
LcdWriteData(userInfo.temp % 10 + 0x30); |
|
|
LcdWriteData('C'); |
|
|
|
|
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LcdWriteData(' '); |
|
|
LcdWriteData(userInfo.num / 10 % 10 + 0x30); |
|
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LcdWriteData(userInfo.num % 10 + 0x30); |
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}else{ |
|
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LcdWriteCom(0x80); |
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LcdWriteData('0'+ userInfo.time[0].hour/10); //时 |
|
|
LcdWriteData('0'+ userInfo.time[0].hour% 10); |
|
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LcdWriteData(':'); |
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LcdWriteData('0'+userInfo.time[0].min/10); //分 |
|
|
LcdWriteData('0'+ userInfo.time[0].min % 10); |
|
|
LcdWriteData(':'); |
|
|
LcdWriteData('0'+userInfo.time[0].sec / 10); //秒 |
|
|
LcdWriteData('0'+userInfo.time[0].sec % 10); |
|
|
LcdWriteData(' '); |
|
|
|
|
|
LcdWriteData('0'+cut); |
|
|
|
|
|
LcdWriteCom(0x80 + 0x40); |
|
|
LcdWriteData('0'+ userInfo.time[1].hour/10); //时 |
|
|
LcdWriteData('0'+ userInfo.time[1].hour% 10); |
|
|
LcdWriteData(':'); |
|
|
LcdWriteData('0'+userInfo.time[1].min/10); //分 |
|
|
LcdWriteData('0'+ userInfo.time[1].min % 10); |
|
|
LcdWriteData(':'); |
|
|
LcdWriteData('0'+userInfo.time[1].sec / 10); //秒 |
|
|
LcdWriteData('0'+userInfo.time[1].sec % 10); |
|
|
} |
|
|
} |
|
|
|
|
|
|
|
|
void Delay10ms(void) //<EFBFBD><EFBFBD><EFBFBD> 0us |
|
|
{ |
|
|
unsigned char a,b,c; |
|
|
for(c=1;c>0;c--) |
|
|
for(b=38;b>0;b--) |
|
|
for(a=130;a>0;a--); |
|
|
} |
