基于凌阳数字电子时钟设计Word格式文档下载.docx
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LCD501_FontSet设置文本字体
LCD501_FontGet获取当前文本字体
LCD501_PutChar显示单个字符
LCD501_PutString显示字符串
LCD501_PutPixel画点
LCD501_Line画直线
LCD501_Circle画圆
LCD501_Rectangle画矩形
LCD501_Bitmap位图显示/汉字显示
SPCE061A与SPLC501的接口采用6800并行接口电路,即8位数据总线、1个读写选通端口、1个数据指令选通端口、1个信号使能端口,具体接法如下图:
按键采用凌阳61板上提供的三个按键,接口电路如下:
2.2软件编程
软件部分由三个部分组成:
主程序部分、2Hz时基中断部分、1KHz时基中断部分,主程序部分主要负责初始化LCD和显示界面,2Hz时基中断部分负责时间的计数,1KHz时基中断部分负责按键的扫描,下面看看这三个程序的流程图:
2.2.1主程序流程图:
1KHz时基中断
2Hz时基中断
2.2.2主要程序及注释:
2.2.2.1时钟计数程序:
//main.c
#include"
SPLC501User.h"
Mychar.h"
SPCE061A.h"
intCount_time=0;
intKey_time=0;
unsignedintContr=24;
intSet_mode=0;
structTime//定义时间结构体,存储现在的时间
{
intyear;
//年
intmonth;
//月
intweek;
//周
intday;
//日
inthour;
//时
intminute;
//分
intsecond;
//秒
}Clock;
voidClock_Init();
voidClock_Fix();
voidDisp_Time();
constcharclr[]={"
"
};
intmain()
{longintm=100000;
//addyourcodehere
intdly;
LCD501_Init(0x00);
*P_IOA_Dir&
=0xfff8;
*P_IOA_Attrib&
*P_IOA_Data&
LCD501_Bitmap(32,0,(unsignedint*)encoding_00);
//课
LCD501_Bitmap(48,0,(unsignedint*)encoding_01);
//程
LCD501_Bitmap(64,0,(unsignedint*)encoding_02);
//设
LCD501_Bitmap(80,0,(unsignedint*)encoding_03);
//计
LCD501_Bitmap(24,16,(unsignedint*)encoding_04);
LCD501_Bitmap(40,16,(unsignedint*)encoding_05);
//算
LCD501_Bitmap(56,16,(unsignedint*)encoding_06);
//机
LCD501_Bitmap(72,16,(unsignedint*)encoding_07);
//接
LCD501_Bitmap(88,16,(unsignedint*)encoding_08);
//口
LCD501_Bitmap(16,32,(unsignedint*)encoding_09);
//数
LCD501_Bitmap(32,32,(unsignedint*)encoding_0a);
//字
LCD501_Bitmap(48,32,(unsignedint*)encoding_0b);
//电
LCD501_Bitmap(64,32,(unsignedint*)encoding_0c);
//子
LCD501_Bitmap(80,32,(unsignedint*)encoding_0d);
LCD501_Bitmap(96,32,(unsignedint*)encoding_0e);
//钟
*P_Watchdog_Clear=0x0001;
while(m--)
Clock_Init();
LCD501_PutString(0,0,clr);
for(dly=0;
dly<
100;
dly++);
LCD501_PutString(0,16,clr);
LCD501_PutString(0,32,clr);
LCD501_PutString(0,48,clr);
LCD501_Bitmap(0,0,(unsignedint*)encoding_15);
//邓
LCD501_Bitmap(16,0,(unsignedint*)encoding_16);
//中
LCD501_Bitmap(32,0,(unsignedint*)encoding_17);
//满
LCD501_PutString(56,0,"
08064030"
);
//08064030
LCD501_Bitmap(32,16,(unsignedint*)encoding_18);
LCD501_Bitmap(64,16,(unsignedint*)encoding_19);
LCD501_Bitmap(96,16,(unsignedint*)encoding_1a);
LCD501_Bitmap(0,34,(unsignedint*)encoding_1b);
//北
LCD501_Bitmap(12,34,(unsignedint*)encoding_1c);
//京
LCD501_Bitmap(24,34,(unsignedint*)encoding_1d);
LCD501_Bitmap(36,34,(unsignedint*)encoding_1e);
//间
LCD501_PutChar(46,32,'
:
'
LCD501_Bitmap(0,48,(unsignedint*)encoding_13);
//星
LCD501_Bitmap(16,48,(unsignedint*)encoding_14);
//期
LCD501_PutChar(32,48,'
LCD501_Bitmap(80,51,(unsignedint*)encoding_0f);
//欢
LCD501_Bitmap(92,51,(unsignedint*)encoding_10);
//迎
LCD501_Bitmap(104,51,(unsignedint*)encoding_11);
//使
LCD501_Bitmap(116,51,(unsignedint*)encoding_12);
//用
LCD501_PutChar(72,32,'
LCD501_PutChar(96,32,'
LCD501_PutChar(120,32,'
'
LCD501_PutChar(124,32,'
Disp_Time();
*P_INT_Ctrl=C_IRQ5_2Hz|C_IRQ4_1KHz;
__asm("
intirq"
while
(1)
{
*P_Watchdog_Clear=0x0001;
}
return0;
}
voidIRQ4(void)__attribute__((ISR));
voidIRQ5(void)__attribute__((ISR));
voidIRQ4(void)
inttime_dly;
intsign=0;
sign=0;
//如果为4、6、9、11月,则31日进位,如果为1、3、5、7、8、10、12月,则32日进位,如果为2月,29日进
if(Clock.month==4)
sign=1;
if(Clock.month==6)
if(Clock.month==9)
if(Clock.month==11)
if((*P_INT_Ctrl&
C_IRQ4_1KHz)!
=0x0000)
*P_INT_Clear=C_IRQ4_1KHz;
//清中断
if(Key_time%=50)//20Hz判断按键是否按下
{
if((*P_IOA_Data&
0x0007)!
=0x0000)//软件去抖动,
{
for(time_dly=0;
time_dly<
5000;
time_dly++);
//去抖动延时,
}
if((*P_IOA_Data&
0x0001)!
=0x0000)//如果按下KEY1
{
Set_mode++;
Set_mode%=8;
}
0x0002)!
=0x0000)//如果按下KEY2
if(Set_mode==0)
{
Contr++;
Contr=(Contr>
31)?
0:
Contr;
LCD501_SetContrast(Contr);
}
//如果为设置时间模式
if(Set_mode==1)
Clock.year++;
if(Set_mode==2)
{Clock.month++;
if(Clock.month==13)//13月进位
Clock.month=1;
if(Set_mode==3)
{Clock.day++;
if((Clock.month==2)&
&
(Clock.day==29))//2月29日进位
Clock.day=1;
}
if((sign==1)&
(Clock.day==31))
if((sign==0)&
(Clock.day==32))
if(Set_mode==4)
{Clock.hour++;
if(Clock.hour==24)
Clock.hour=0;
if(Set_mode==5)
{Clock.minute++;
if(Clock.minute==60)
Clock.minute=0;
if(Set_mode==6)
{Clock.second++;
if(Clock.second==60)
Clock.second=0;
if(Set_mode==7)
{Clock.week++;
if(Clock.week>
7)
Clock.week=1;
}
if((*P_IOA_Data&
0x0004)!
=0x0000)//如果按下KEY3
{Contr--;
31:
if(Set_mode==1)//如果为设置时间模式
Clock.year--;
if(Set_mode==2)
Clock.month--;
if(Clock.month==0)
{Clock.month=12;
}
if(Set_mode==3)
Clock.day--;
(Clock.day==0))//3月0日变成2月29日
{
Clock.day=28;
(Clock.day==0))//4、6、9、11月0日变成前一月的31日
Clock.day=30;
(Clock.day==0))//1、3、5、7、8、10、12月0日变成前一月的31日
Clock.day=31;
if(Set_mode==4)
Clock.hour--;
if(Clock.hour<
0)
Clock.hour=23;
if(Set_mode==5)
Clock.minute--;
if(Clock.minute<
Clock.minute=59;
if(Set_mode==6)
Clock.second--;
if(Clock.second<
Clock.second=59;
if(Set_mode==7)
{Clock.week--;
if(Clock.week<
1)
Clock.week=7;
}
while((*P_IOA_Data&
=0x0000);
Key_time++;
voidIRQ5(void)//2Hz时基中断控制时间
C_IRQ5_2Hz)!
=0x0000)
*P_INT_Clear=C_IRQ5_2Hz;
Count_time++;
Count_time%=2;
if(Set_mode==0)//如果是时钟显示模式
if(Count_time==1)
Clock.second++;
Clock_Fix();
Disp_Time();
if(Set_mode>
0)//如果是设置时间模式
Disp_Time();
if(Count_time)
{
LCD501_PutString(0,16,"
//年跳动
LCD501_PutString(48,16,"
//月跳动
LCD501_PutString(80,16,"
//日跳动
LCD501_PutString(56,32,"
//时跳动
LCD501_PutString(80,32,"
//分跳动
if(Set_mode==6)
LCD501_PutString(104,32,"
//秒跳动
if(Set_mode==7)
LCD501_PutString(40,48,"
//星期跳动
voidClock_Init()
Clock.year=2010;
Clock.month=12;
Clock.day=31;
Clock.hour=23;
Clock.minute=59;
Clock.second=45;
Clock.week=3;
voidClock_Fix()//定义修正时间函数,如果时间产生溢出,则按时间计算规则进行处理
intflag;
flag=0;
flag=1;
if(Clock.second==60)//秒修正
Clock.minute++;
Clock.second=0;
if(Clock.minute==60)//分修正
Clock.hour++;
Clock.minute=0;
if(Clock.hour==24)//时修正
Clock.day++;
Clock.hour=0;
Clock.week++;
//星期加一次
if(Clock.week==8)
Clock.week=1;
if((Clock.month==2)&
Clock.month++;
if((flag==1)&
if((flag==0)&
if(Clock.month==13)//13月进位
Clock.year++;
voidDisp_Time()
inttemp;
temp=Clock.year/1000;
LCD501_PutChar(0,16,temp+0x30);
//年千位
temp=Clock.year/100;
temp%=10;
LCD501_PutChar(8,16,temp+0x30);
//年百位
temp=Clock.year/10;
LCD501_PutChar(16,16,temp+0x30);
//年十位
temp=Clock.year%10;
LCD501_PutChar(24,16,