有问题欢迎指出，共同学习交流
#include <STC15F2K60S2.H>
#include "ds1302.h"
#include "iic.h"
#include "onewire.h"
#include "intrins.h"
#define TSMG 500
void SelectHC573(unsigned char channel,unsigned char dat);
void DisplaySMG_Info();
void read_myadc();
sbit h3 = P3^2;
sbit h4 = P3^3;
sbit s1 = P4^4;
sbit s2 = P4^2;
code unsigned char Seg_Table[] = {0xc0,0xf9,0xa4,0xb0,0x99,0x92,0x82,0xf8,0x80,0x90,0x88,0x83,0xc6,0xa1,0x86,0x8e};
code unsigned char Seg_Dot[] = {0x40,0x79,0x24,0x30,0x19,0x12,0x02,0x78,0x00,0x10};
code unsigned char read_addre[7] = {0x81,0x83,0x85,0x87,0x89,0x8b,0x8d};
code unsigned char write_addre[7] = {0x80,0x82,0x84,0x86,0x88,0x8a,0x8c};
unsigned char mytimer[7] = {0x50,0x59,0x16,0x06,0x05,0x01,0x24};
unsigned char t_h = 0;
unsigned char t_m = 0;
unsigned char t_s = 0;
unsigned int adc_smg = 0;
float temp_value = 0;
unsigned int temp_smg = 0;
unsigned char UI = 0;//0-数据界面 1-参数界面
unsigned char UI_data = 0;//0-时间 1-温度 2-亮暗状态
unsigned char UI_param = 0;//0-时间参数 1-温度参数 2-指示灯参数
unsigned char flag_light = 0;//灯亮暗标志
unsigned char h_param = 17;//小时参数
unsigned char temp_param = 25;//温度参数
unsigned char light_param = 4;//指示灯参数
unsigned char set_h = 0;//显示参数设置
unsigned char set_temp = 0;//温度参数设置
unsigned char set_light = 0;//指示灯参数设置
unsigned char stat_led = 0xff;
unsigned int count_3s = 0;
unsigned int count1_3s = 0;
unsigned char value_led;//临时状态0x01
unsigned char count_200ms = 0;
unsigned char hour = 0;//十进制小时
void Init_timer0()//10ms
{
AUXR &= 0x7F;
TMOD &= 0xf0;
TMOD |= 0x01;
TL0 = 0xf0;
TH0 = 0xd8;
TR0 = 1;
ET0 = 1;
EA = 1;
}
void sevice_timer0() interrupt 1
{
TL0 = 0xf0;
TH0 = 0xd8;
DisplaySMG_Info();
count_200ms++;
if(flag_light == 1)
{
count_3s = 0;
count1_3s++;
if(count1_3s == 300)
{
count1_3s = 0;
stat_led &= 0xfb;
SelectHC573(4,stat_led);
}
}
else if(flag_light == 0)
{
count1_3s = 0;
count_3s++;
if(count_3s == 300)
{
count_3s = 0;
stat_led |= 0x04;
SelectHC573(4,stat_led);
}
}
if(count_200ms == 20)
{
count_200ms = 0;
read_myadc();
}
}
void Delay20ms() //@12.000MHz
{
unsigned char i, j, k;
_nop_();
_nop_();
i = 1;
j = 234;
k = 113;
do
{
do
{
while (--k);
} while (--j);
} while (--i);
}
void Init_mytemp()
{
unsigned char LSB,MSB;
init_ds18b20();
Write_DS18B20(0xcc);
Write_DS18B20(0x44);
do{
init_ds18b20();
Write_DS18B20(0xcc);
Write_DS18B20(0xbe);
LSB = Read_DS18B20();
MSB = Read_DS18B20();
MSB = (MSB << 4) | (LSB >> 4);
}while(MSB == 85);
}
void read_mytemp()
{
unsigned char LSB,MSB;
unsigned int temp;
init_ds18b20();
Write_DS18B20(0xcc);
Write_DS18B20(0x44);
init_ds18b20();
Write_DS18B20(0xcc);
Write_DS18B20(0xbe);
LSB = Read_DS18B20();
MSB = Read_DS18B20();
temp = MSB << 8;
temp = temp | LSB;
if((temp & 0xf800) == 0x0000)
{
temp_value = temp * 0.0625;
temp_smg = temp_value * 10;
}
}
void read_myadc()
{
unsigned char adc_value = 0;
float adc_volt = 0;
I2CStart();
I2CSendByte(0x90);
I2CWaitAck();
I2CSendByte(0x01);
I2CWaitAck();
I2CStop();
I2CStart();
I2CSendByte(0x91);
I2CWaitAck();
adc_value = I2CReceiveByte();
I2CSendAck(1);
I2CStop();
adc_volt = adc_value * (5.0 / 255);
adc_smg = adc_volt * 100;
if(adc_volt < 1.0)
{
flag_light = 1;
}
else
{
flag_light = 0;
}
}
void Init_mytimer()
{
unsigned char i;
Write_Ds1302_Byte(0x8e,0x00);
for(i = 0;i < 7;i++)
{
Write_Ds1302_Byte(write_addre[i],mytimer[i]);
}
Write_Ds1302_Byte(0x8e,0x80);
}
void read_mytimer()
{
t_h = Read_Ds1302_Byte(0x85);
t_m = Read_Ds1302_Byte(0x83);
t_s = Read_Ds1302_Byte(0x81);
}
void SelectHC573(unsigned char channel,unsigned char dat)
{
P2 = (P2 & 0x1f) | 0x00;
P0 = dat;
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;
case 0:
P2 = (P2 & 0x1f) | 0x00;
break;
}
P2 = (P2 & 0x1f) | 0x00;
}
void DelaySMG(unsigned int t)
{
while(t--);
}
void DisplaySMG_Bit(unsigned char pos,unsigned char value)
{
SelectHC573(6,0x01 << pos);
SelectHC573(7,value);
DelaySMG(TSMG);
SelectHC573(6,0x01 << pos);
SelectHC573(7,0xff);
}
void DisplaySMG_All(unsigned char value)
{
SelectHC573(6,0xff);
SelectHC573(7,value);
}
void DisplaySMG_Info()
{
if(UI == 0)
{
switch(UI_data)
{
case 0:
DisplaySMG_Bit(0,Seg_Table[t_h >> 4]);
DisplaySMG_Bit(1,Seg_Table[t_h & 0x0f]);
DisplaySMG_Bit(2,0xbf);
DisplaySMG_Bit(3,Seg_Table[t_m >> 4]);
DisplaySMG_Bit(4,Seg_Table[t_m & 0x0f]);
DisplaySMG_Bit(5,0xbf);
DisplaySMG_Bit(6,Seg_Table[(t_s >> 4) & 0x07]);
DisplaySMG_Bit(7,Seg_Table[t_s & 0x0f]);
break;
case 1:
DisplaySMG_Bit(0,0xc6);
DisplaySMG_Bit(5,Seg_Table[temp_smg / 100]);
DisplaySMG_Bit(6,Seg_Dot[temp_smg / 10 % 10]);
DisplaySMG_Bit(7,Seg_Table[temp_smg % 10]);
break;
case 2:
DisplaySMG_Bit(0,0x86);
DisplaySMG_Bit(2,Seg_Dot[adc_smg / 100]);
DisplaySMG_Bit(3,Seg_Table[adc_smg / 10 % 10]);
DisplaySMG_Bit(4,Seg_Table[adc_smg % 10]);
DisplaySMG_Bit(7,Seg_Table[flag_light]);
break;
}
}
else if(UI == 1)
{
switch(UI_param)
{
case 0:
DisplaySMG_Bit(0,0x8c);
DisplaySMG_Bit(1,Seg_Table[1]);
DisplaySMG_Bit(6,Seg_Table[set_h / 10]);
DisplaySMG_Bit(7,Seg_Table[set_h % 10]);
break;
case 1:
DisplaySMG_Bit(0,0x8c);
DisplaySMG_Bit(1,Seg_Table[2]);
DisplaySMG_Bit(6,Seg_Table[set_temp / 10]);
DisplaySMG_Bit(7,Seg_Table[set_temp % 10]);
break;
case 2:
DisplaySMG_Bit(0,0x8c);
DisplaySMG_Bit(1,Seg_Table[3]);
DisplaySMG_Bit(7,Seg_Table[set_light % 10]);
break;
}
}
}
void sand_key()
{
h3 = 0;
h4 = s1 = s2 = 1;
if(s1 == 0)//s5
{
Delay20ms();
if(s1 == 0)
{
if(UI == 0)
{
if(UI_data == 0)
{
UI_data = 1;
}
else if(UI_data == 1)
{
UI_data = 2;
}
else
{
UI_data = 0;
}
}
else if(UI == 1)
{
if(UI_param == 0)
{
UI_param = 1;
}
else if(UI_param == 1)
{
UI_param = 2;
}
else
{
UI_param = 0;
}
}
while(s1 == 0)
{
}
}
}
else if(s2 == 0)//s9
{
Delay20ms();
if(s2 == 0)
{
if(UI == 1)
{
if(UI_param == 0)
{
if(set_h == 23)
{
set_h = 0;
}
else
{
set_h += 1;
}
}
else if(UI_param == 1)
{
if(set_temp == 99)
{
set_temp = 0;
}
else
{
set_temp += 1;
}
}
else if(UI_param == 2)
{
if(set_light == 8)
{
set_light = 4;
}
else
{
set_light += 1;
}
}
}
while(s2 == 0)
{
}
}
}
h4 = 0;
h3 = s1 = s2 = 1;
if(s1 == 0)//s4
{
Delay20ms();
if(s1 == 0)
{
if(UI == 0)
{
set_h = h_param;
set_temp = temp_param;
set_light = light_param;
UI_param = 0;
UI = 1;
}
else
{
h_param = set_h;
temp_param = set_temp;
light_param = set_light;
UI_data = 0;
UI = 0;
}
while(s1 == 0)
{
}
}
}
else if(s2 == 0)//s8
{
Delay20ms();
if(s2 == 0)
{
if(UI == 1)
{
if(UI_param == 0)
{
if(set_h == 0)
{
set_h = 23;
}
else
{
set_h -= 1;
}
}
else if(UI_param == 1)
{
if(set_temp == 0)
{
set_temp = 99;
}
else
{
set_temp -= 1;
}
}
else if(UI_param == 2)
{
if(set_light == 4)
{
set_light = 8;
}
else
{
set_light -= 1;
}
}
}
while(s2 == 0)
{
}
}
}
}
void led_control()
{
hour = (t_h / 16)*10 + t_h % 16;
if(h_param < 8)
{
if((hour < 8) && (hour > h_param))
{
stat_led &= 0xfe;
}
else
{
stat_led |= 0x01;
}
}
else
{
if((hour > 8) && (hour < h_param))
{
stat_led |= 0x01;
}
else
{
stat_led &= 0xfe;
}
}
if(temp_value < (float)temp_param)
{
stat_led &= 0xfd;
}
else
{
stat_led |= 0x02;
}
if(flag_light == 1)
{
stat_led |= 0xf8;
value_led = 0x01;
value_led = value_led << (light_param - 1);
stat_led = stat_led & (~value_led);
}
else
{
stat_led |= 0xf8;
}
SelectHC573(4,stat_led);
}
void main()
{
Init_mytimer();
Init_mytemp();
Init_timer0();
DisplaySMG_All(0xff);
SelectHC573(4,0xff);
SelectHC573(5,0x00);
while(1)
{
read_mytemp();
read_mytimer();
sand_key();
led_control();
}
}