main.i
来自「使用AVR单片机实现的万年历功能,其中使用了ds1302和1602」· I 代码 · 共 1,876 行 · 第 1/5 页
I
1,876 行
0x1d,0x2a,0xd5,0x00,
0x8a,0x2b,0x65,0x02,
0x14,0x1b,0x4a,0x00,
0x82,0x1d,0x52,0x06,
0x0d,0x1c,0x95,0x00,
0x18,0x19,0x2d,0x00,
0x85,0x19,0x2e,0x05,
0x11,0x32,0xad,0x00,
0x1c,0x15,0x6b,0x00,
0x88,0x15,0xac,0x03,
0x13,0x2d,0xa5,0x00,
0x81,0x2e,0xa5,0x0b,
0x0b,0x2d,0x4a,0x00,
0x16,0x2c,0x96,0x00,
0x84,0x34,0x97,0x06,
0x10,0x29,0x2f,0x00,
0x1a,0x12,0xae,0x00,
0x87,0x0a,0xb6,0x05,
0x11,0x16,0xb4,0x00,
0x1d,0x2d,0xa9,0x00,
0x8a,0x36,0xa5,0x02,
0x15,0x36,0x4b,0x00,
0x82,0x3a,0x4b,0x07,
0x0e,0x34,0x97,0x00,
0x19,0x29,0x57,0x00,
0x86,0x29,0x5b,0x05,
0x10,0x12,0xda,0x00,
0x1c,0x16,0xd5,0x00,
0x88,0x1b,0x54,0x03
};
/*****************************************************
二维字符数组week[7][17]用于存放星期一到星期天的英文数据
*****************************************************/
flash char week[7][17]=
{
"WEEK: MONDAY",
"WEEK: TUESDAY",
"WEEK: WEDNESDAY",
"WEEK: THURSDAY",
"WEEK: FRIDAY",
"WEEK: SATURDAY",
"WEEK: SUNDAY"
};
/*****************************************************
数组solarData[17]、lunarData[17]、timeData[17]用于初始化显示
*****************************************************/
flash char solarData[17] = "SOLAR:20 - - "; // 用于存放阳历的数据
flash char lunarData[17] = "LUNAR:20 - - "; // 用于存放阴历的数据
flash char timeData[17] = "TIME: : : "; // 用于存放时间的数据
/*****************************************************
display1用于存放时间和星期的缓冲区数据
display2用于存放国历的缓冲区数据
display3用于存放农历的缓冲区数据
*****************************************************/
unsigned char display1[8];
unsigned char display2[8];
unsigned char display3[8];
void Change(void);
void DisplayOne(void);
void DisplayTwo(void);
unsigned int FindDataOfYear(void);
void FindDataOfWeek(void);
void SolarToLunar(void);
bit time2msIsOK; //2ms时间到
bit time10msIsOK; //10ms时间到
bit time500msIsOK; //500ms时间到
bit time2sIsOK; //2s时间到
bit time20sIsOK; //20s时间到
unsigned char time10msCounter; //用于计算2ms的个数
unsigned char time500msCounter; //用于计算10ms的个数
unsigned char time2sCounter; //用于计算500ms的个数
unsigned char time20sCounter; //用于计算2s的个数
void TimingInit(void);
void FindTime(void);
/******************************************************
数据帧格式 BB 20 08 12 23 00 14 15 10 EE
BB 起始字节
20 年高位
08 年低位
12 月份
23 日期
00 空字节
14 小时
15 分钟
10 秒
EE 结束字节
******************************************************/
unsigned char reBuffer[8]; //定义接收缓冲区
unsigned char usartCounter; //接收数据的个数
bit dataReceiveOK; //标志接收OK
void UsartInit(void);
/*
CodeVisionAVR C Compiler
(C) 1998-2007 Pavel Haiduc, HP InfoTech S.R.L.
BCD conversion functions
*/
#pragma used+
unsigned char bcd2bin(unsigned char n);
unsigned char bin2bcd(unsigned char n);
#pragma used-
#pragma library bcd.lib
/*****************************************************
函数void DS1302WriteOneWord(unsigned char addr, unsigned char data)
用于向DS1302的addr地址写入data的数据
*****************************************************/
void DS1302WriteOneWord(unsigned char addr, unsigned char data)
{
unsigned char i;
DDRD |= 0x0C ;
DDRD.4 = 1 ;
PORTD.2 = 0 ;
#asm("nop")
#asm("nop")
PORTD.3 = 0 ;
#asm("nop")
#asm("nop")
PORTD.2 = 1 ;
#asm("nop")
#asm("nop")
for(i = 8; i > 0; i--)
{
if (addr & 0x01)
{
PORTD.4 = 1 ;
}
else
{
PORTD.4 = 0 ;
}
#asm("nop")
#asm("nop")
PORTD.3 = 1 ;
#asm("nop")
#asm("nop")
PORTD.3 = 0 ;
#asm("nop")
#asm("nop")
addr = addr >> 1;
}
for(i = 8; i > 0; i--)
{
if (data & 0x01)
{
PORTD.4 = 1 ;
}
else
{
PORTD.4 = 0 ;
}
#asm("nop")
#asm("nop")
PORTD.3 = 1 ;
#asm("nop")
#asm("nop")
PORTD.3 = 0 ;
#asm("nop")
#asm("nop")
data = data >> 1;
}
PORTD.2 = 0 ;
#asm("nop")
#asm("nop")
}
/*****************************************************
函数unsigned char DS1302ReadOneWord(unsigned char addr)
用于从DS1302中的addr地址读取数据
*****************************************************/
unsigned char DS1302ReadOneWord(unsigned char addr)
{
unsigned char i;
unsigned char data;
DDRD |= 0x0C ;
DDRD.4 = 1 ;
PORTD.2 = 0 ;
#asm("nop")
#asm("nop")
PORTD.3 = 0 ;
#asm("nop")
#asm("nop")
PORTD.2 = 1 ;
#asm("nop")
#asm("nop")
for(i = 8; i > 0; i--)
{
if (addr & 0x01)
{
PORTD.4 = 1 ;
}
else
{
PORTD.4 = 0 ;
}
#asm("nop")
#asm("nop")
PORTD.3 = 1 ;
#asm("nop")
#asm("nop")
PORTD.3 = 0 ;
#asm("nop")
#asm("nop")
addr = addr >> 1;
}
DDRD.4 = 0 ;
data = 0;
for (i = 8; i > 0; i--)
{
data = data >> 1;
if (PIND.4 == 1 )
{
data |= 0x80;
}
PORTD.3 = 1 ;
#asm("nop")
#asm("nop")
PORTD.3 = 0 ;
#asm("nop")
#asm("nop")
}
PORTD.2 = 0 ;
#asm("nop")
#asm("nop")
return (data);
}
/*****************************************************
函数void DS1302WriteTimeData(void)用于向DS1302
写入时钟日期数据
*****************************************************/
void DS1302WriteTimeData(void)
{
DS1302WriteOneWord(0x8E, 0x00); //关闭写保护
DS1302WriteOneWord(0x80, 0x80); //关闭时钟
DS1302WriteOneWord(0x8C, bin2bcd(DS1302Data[6])); //写入年份
DS1302WriteOneWord(0x88, bin2bcd(DS1302Data[5])); //写入月份
DS1302WriteOneWord(0x86, bin2bcd(DS1302Data[4])); //写入日
DS1302WriteOneWord(0x8A, bin2bcd(DS1302Data[3])); //写入星期
DS1302WriteOneWord(0x84, bin2bcd(DS1302Data[2])); //写入小时
DS1302WriteOneWord(0x82, bin2bcd(DS1302Data[1])); //写入分钟
DS1302WriteOneWord(0x80, bin2bcd(DS1302Data[0])); //写入秒，开启时钟
DS1302WriteOneWord(0x8E, 0x80); //开启写保护
}
/*****************************************************
函数void DS1302ReadTimeData(void)用于从DS1302中
读取时钟日期数据
*****************************************************/
void DS1302ReadTimeData(void)
{
DS1302WriteOneWord(0x8E, 0x00); //关闭写保护
DS1302Data[6] = bcd2bin(DS1302ReadOneWord(0x8D)); //读取年份
DS1302Data[5] = bcd2bin(DS1302ReadOneWord(0x89)); //读取月份
DS1302Data[4] = bcd2bin(DS1302ReadOneWord(0x87)); //读取日
DS1302Data[3] = bcd2bin(DS1302ReadOneWord(0x8B)); //读取星期
DS1302Data[2] = bcd2bin(DS1302ReadOneWord(0x85)); //读取小时
DS1302Data[1] = bcd2bin(DS1302ReadOneWord(0x83)); //读取分钟
DS1302Data[0] = bcd2bin(DS1302ReadOneWord(0x81)); //读取秒
DS1302WriteOneWord(0x8E, 0x80); //开启写保护
}
/*****************************************************
函数void DS1302WriteRamData(void)用于向DS1302
写入闹钟数据
*****************************************************/
void DS1302WriteRamData(void)
{
DS1302WriteOneWord(0x8E, 0x00); //关闭写保护
DS1302WriteOneWord(0xCE, bin2bcd(noiseData[8]));
DS1302WriteOneWord(0xCC, bin2bcd(noiseData[6])); //写入年份
DS1302WriteOneWord(0xC8, bin2bcd(noiseData[5])); //写入月份
DS1302WriteOneWord(0xC6, bin2bcd(noiseData[4])); //写入日
DS1302WriteOneWord(0xCA, bin2bcd(noiseData[3])); //写入星期
DS1302WriteOneWord(0xC4, bin2bcd(noiseData[2])); //写入小时
DS1302WriteOneWord(0xC2, bin2bcd(noiseData[1])); //写入分钟
DS1302WriteOneWord(0xC0, bin2bcd(noiseData[0])); //写入秒
DS1302WriteOneWord(0x8E, 0x80); //开启写保护
}
/*****************************************************
函数void DS1302ReadRamData(void)用于从DS1302中
读取闹钟数据
*****************************************************/
void DS1302ReadRamData(void)
{
DS1302WriteOneWord(0x8E, 0x00); //关闭写保护
noiseData[8] = bcd2bin(DS1302ReadOneWord(0xCF));
noiseData[6] = bcd2bin(DS1302ReadOneWord(0xCD)); //读取年份
noiseData[5] = bcd2bin(DS1302ReadOneWord(0xC9)); //读取月份
noiseData[4] = bcd2bin(DS1302ReadOneWord(0xC7)); //读取日
noiseData[3] = bcd2bin(DS1302ReadOneWord(0xCB)); //读取星期
noiseData[2] = bcd2bin(DS1302ReadOneWord(0xC5)); //读取小时
noiseData[1] = bcd2bin(DS1302ReadOneWord(0xC3)); //读取分钟
noiseData[0] = bcd2bin(DS1302ReadOneWord(0xC1)); //读取秒
DS1302WriteOneWord(0x8E, 0x80); //开启写保护
}
/*****************************************************
函数void DS1302CheckDataOve(void)用于纠正校时数据的错误
*****************************************************/
void DS1302CheckDataOve(void)
{
unsigned char checkDayOve;
DS1302Data[7] = 20;
if (DS1302Data[0] > 59)
{
DS1302Data[0] = 59;
}
if (DS1302Data[1] > 59)
{
DS1302Data[1] = 59;
}
if (DS1302Data[2] > 23)
{
DS1302Data[2] = 23;
}
if (DS1302Data[6] > 50)
{
DS1302Data[6] = 50;
}
else if (DS1302Data[6] == 0)
{
DS1302Data[6] = 1;
}
if (DS1302Data[5] > 12)
{
DS1302Data[5] = 12;
}
else if (DS1302Data[5] == 0)
{
DS1302Data[5] = 1;
}
switch (DS1302Data[5])
{
case 2:
if (DS1302Data[6] % 4)
{
checkDayOve = 28;
}
else
{
checkDayOve = 29;
}
break;
case 4:
checkDayOve = 30;
break;
case 6:
checkDayOve = 30;
break;
case 9:
checkDayOve = 30;
break;
case 11:
checkDayOve = 30;
break;
default :
checkDayOve = 31;
break;
};
if (DS1302Data[4] > checkDayOve)
{
DS1302Data[4] = checkDayOve;
}
else if (DS1302Data[4] == 0)
{
DS1302Data[4] = 1;
}
}
void KeyInit(void)
void KeyInit(void)
void KeyInit(void)
{
//设置引脚的输入模式和输出模式
DDRB &= 0x0F ;
PORTB |= 0xF0 ;
DDRD |= 0xC0 ;
PORTD |= 0xC0 ;
keyMask = 0xF0; //屏蔽码，没有按键时为0xF0
keyValue = 0x00; //初始化键值为0
keyState = 0x00; //初始化按键状态为第0歌状态
}
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