/*
* LCD1602 时钟
*
* author:
* date:2011.2.22
*/
#include "main.h"
#include "ds1302.h"
#include "LCD1602.h"
sbit delua = P2^6
sbit welua = P2^7
uint8 Time[7]={55,59,11,22,2,2,11}//秒分时日月周年10-08-15 11:59:55
uint8 T_tmp[7]
uint8 Num, T_n=0
void delay(uint16 n)
{
while (n--)
}
/*
* 初始化系统定时器
*/
void systimer_init(void)
{
TMOD &= 0x0F
TMOD |= 0x10
TH1 = 0xDC // 定时10ms
TL1 = 0x00
TR1 = 0
ET1 = 0
EA = 1
}
/*
* 判断键值
*/
/*
uint8 scan_key(void)
{
uint8 val=0
KeyOut1 = 0
KeyOut2 = 1
KeyOut3 = 1
KeyOut4 = 1
if(KeyIn4 == 0)
{
delay(KEY_DELAY)
if (KeyIn4 == 0)
{
val = K_ADD
}
}
while((KeyIn1 == 0)||(KeyIn2 == 0)||(KeyIn3 == 0)||(KeyIn4 == 0))
KeyOut1 = 1
KeyOut2 = 0
KeyOut3 = 1
KeyOut4 = 1
if(KeyIn4 == 0)
{
delay(KEY_DELAY)
if(KeyIn4 == 0)
val = K_LEFT
}
while ((KeyIn1 == 0)||(KeyIn2 == 0)||(KeyIn3 == 0)||(KeyIn4 == 0))
KeyOut1 = 1
KeyOut2 = 1
KeyOut3 = 0
KeyOut4 = 1
if (KeyIn4 == 0)
{
delay(KEY_DELAY)
if (KeyIn4 == 0)
val = K_SUB
}
while ((KeyIn1 == 0)||(KeyIn2 == 0)||(KeyIn3 == 0)||(KeyIn4 == 0))
KeyOut1 = 1
KeyOut2 = 1
KeyOut3 = 1
KeyOut4 = 0
if (KeyIn2 == 0)
{
delay(KEY_DELAY)
if (KeyIn2 == 0)
val = K_SET
}
if (KeyIn3 == 0)
{
delay(KEY_DELAY)
if (KeyIn3 == 0)
val = K_ENTER
}
if (KeyIn4 == 0)
{
delay(KEY_DELAY)
if (KeyIn4 == 0)
val = K_RIGHT
}
while ((KeyIn1 == 0)||(KeyIn2 == 0)||(KeyIn3 == 0)||(KeyIn4 == 0))
return val
}
*/
/*
* 启动clock数字闪烁
*/
void start_flash(void)
{
T_n = 0
switch (Num)
{
case 0: w_data(6, Time[0])break
case 1: w_data(3, Time[1])break
case 2: w_data(0, Time[2])break
default: break
}
TH1 = 0xDC // 定时10ms
TL1 = 0x00
TR1 = 1
ET1 = 1
}
/*
* 停止clock数字闪烁
*/
void stop_flash(void)
{
ET1 = 0
TR1 = 0
switch (Num)
{
case 0: w_data(6, Time[0])break
case 1: w_data(3, Time[1])break
case 2: w_data(0, Time[2])break
default: break
}
}
/*
* 更新LCD时间
*/
void refresh_clock(void)
{
if (Time[0] != T_tmp[0]) // 更新秒
{
T_tmp[0] = Time[0]
w_data(6, Time[0])
}
if (Time[1] != T_tmp[1]) // 更新分
{
T_tmp[1] = Time[1]
w_data(3, Time[1])
}
if (Time[2] != T_tmp[2]) // 更新时
{
T_tmp[2] = Time[2]
w_data(0, Time[2])
}
}
/*
* 时钟设置
*/
void set_clock(void)
{
uint8 k_val, flag=0
Num = 0
while (1)
{
// k_val = scan_key()
if (k_val == 0)
{
if (flag == 0)
{
start_flash()
flag = 1
}
continue
}
flag = 0
stop_flash()
if (k_val == K_ENTER)
{
set_time(Time)
break
}
switch (k_val)
{
case K_ADD:
if (Num == 2)
{
if (Time[Num] >= 23)
Time[Num] = 0
else
Time[Num]++
}
else
{
if (Time[Num] >= 59)
Time[Num] = 0
else
Time[Num]++
}
break
case K_SUB:
if (Num == 2)
{
if (Time[Num] == 0)
Time[Num] = 23
else
Time[Num]--
}
else
{
if (Time[Num] == 0)
Time[Num] = 59
else
Time[Num]--
}
break
case K_LEFT:
if (Num >= 2)
Num = 0
else
Num++
break
case K_RIGHT:
if (Num == 0)
Num = 2
else
Num--
break
default: break
}
refresh_clock()
}
}
main()
{
uint8 k_val
delua = 0
welua = 0
systimer_init()
LCD1602_init()
set_time(Time)//初始时间设定
w_string(0, " : : ")
w_data(0, Time[2])// 时
w_data(3, Time[1])// 分
w_data(6, Time[0])// 秒
while (1)
{
read_time(Time)
refresh_clock()
// k_val = scan_key()
if (k_val == K_SET)
set_clock()
}
}
void time1_isr() interrupt 3
{
ET1 = 0
TH1 = 0xDC // 定时10ms
TL1 = 0x00
T_n++
if (T_n == 50) // 0.5s
{
switch (Num)
{
case 0: clear_data(6)break
case 1: clear_data(3)break
case 2: clear_data(0)break
default: break
}
}
else if (T_n >= 100) // 1s
{
T_n = 0
switch (Num)
{
case 0: w_data(6, Time[0])break
case 1: w_data(3, Time[1])break
case 2: w_data(0, Time[2])break
default: break
}
}
ET1 = 1
}
/*
* LCD1602显示
*
*/
#include "main.h"
#include "LCD1602.h"
/**
* 等待繁忙标志
*/
/*
void wait(void)
{
P0 = 0xFF
do
{
RS = 0
RW = 1
EN = 0
EN = 1
}while (BUSY == 1)
EN = 0
}
*/
void Delay_1ms(unsigned int Time)
{
unsigned int x, y
for(x = Timex >0x--)
for(y = 120y >0y--)
}
/**
* 写数据
*/
void w_dat(uint8 dat)
{
RS = 1
P0 = dat
Delay_1ms(5)
EN = 1
Delay_1ms(5)
EN = 0
}
/**
* 写命令
*/
void w_cmd(uint8 cmd)
{
RS = 0
P0 = cmd
Delay_1ms(5)
EN = 1
Delay_1ms(5)
EN = 0
}
/**
* 发送字符串到LCD
*/
void w_string(uint8 addr_start, uint8 *p)
{
w_cmd(addr_start | 0x80)
while (*p != '\0')
{
w_dat(*p++)
}
}
/**
* 发送数字到LCD(00~99)
*/
void w_data(uint8 addr_start, uint8 dat)
{
w_cmd(addr_start | 0x80)
w_dat(dat%100/10 + '0')
w_dat(dat%10 + '0')
}
/**
* 显示两位空白
*/
void clear_data(uint8 addr_start)
{
w_cmd(addr_start | 0x80)
w_dat(' ')
w_dat(' ')
}
/**
* 初始化1602
*/
void LCD1602_init(void)
{
w_cmd(0x38) // 16*2显示，5*7点阵，8位数据接口
w_cmd(0x0C) // 显示器开、光标开、光标允许闪烁
w_cmd(0x06) // 文字不动，光标自动右移
w_cmd(0x01) // 清屏
}
/*
* DS1302 突发方式，连读，连写
*
*/
#include "main.h"
#include "ds1302.h"
/**
* 写一个字节
*/
void write_ds1302_byte(uint8 dat)
{
uint8 i
for (i=0i<8i++)
{
SDA = dat &0x01
SCK = 1
dat >>= 1
SCK = 0
}
}
/**
* 读一个字节
*/
uint8 read_ds1302_byte(void)
{
uint8 i, dat=0
for (i=0i<8i++)
{
dat >>= 1
if (SDA)
dat |= 0x80
SCK = 1
SCK = 0
}
return dat
}
void reset_ds1302(void)
{
RST = 0
SCK = 0
RST = 1
}
/**
* 清除写保护
*/
void clear_ds1302_WP(void)
{
reset_ds1302()
RST = 1
write_ds1302_byte(0x8E)
write_ds1302_byte(0)
SDA = 0
RST = 0
}
/**
* 设置写保护
*/
void set_ds1302_WP(void)
{
reset_ds1302()
RST = 1
write_ds1302_byte(0x8E)
write_ds1302_byte(0x80)
SDA = 0
RST = 0
}
/**
* 设定时钟数据
*/
void set_time(uint8 *timedata)
{
uint8 i, tmp
for (i=0i<7i++) // 转化为BCD格式
{
tmp = timedata[i] / 10
timedata[i] = timedata[i] % 10
timedata[i] = timedata[i] + tmp*16
}
clear_ds1302_WP()//清除写保护
reset_ds1302() //初始化端
RST = 1//使能拉高
write_ds1302_byte(DS1302_W_ADDR) //时钟突发寄存器写寄存器
for (i=0i<7i++)
{
write_ds1302_byte(timedata[i])
delay(10)
}
write_ds1302_byte(0)
SDA = 0
RST = 0
set_ds1302_WP() //设置写保护
}
/**
* 读时钟数据
*/
void read_time(uint8 *timedata)
{
uint8 i, tmp
clear_ds1302_WP()
reset_ds1302()
RST = 1
write_ds1302_byte(DS1302_R_ADDR)
for (i=0i<7i++)
{
timedata[i] = read_ds1302_byte()
delay(10)
}
SDA = 0
RST = 0
set_ds1302_WP()
for (i=0i<7i++) // 转化为正常格式
{
tmp = timedata[i] / 16
timedata[i] = timedata[i] % 16
timedata[i] = timedata[i] + tmp*10
}
}
1、首先输入管理员密码或指纹，进入系统设置。2、其次系统设置如图修改用户密码。
3、然后时间设置：记录查询选择时间设置，输入需要设置的时间；按#号键确认。智能锁是一种不同于传统机械锁的锁，在用户识别、安全和管理方面更加智能化。
按下数字键2。按下数字键2，进行时间设置，LCD显示出00-00并且00-00闪烁，此时可以按数字键惊醒输入时间就可以了。
米思齐是一套专为孩子设计的编程学习套件.孩子可以在一个个趣味编程项目中，学习通过创造力来改造生活。
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