[求助] stm8

chaolei0922 2015-7-4 10:42 楼主

悬赏 10 分芯积分未解决

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沙发 chaolei0922

stm8s003f3 对DS1302 读取总是85 已加上拉电阻10K 求指导

点赞 2015-7-4 10:44

/* MAIN.C file * * Copyright (c) 2002-2005 STMicroelectronics */ #include // - - 定义函数 #define BIAS 0x52 //0b1000 0101 0010 1/3duty 4com #define SYSDIS 0X00 //0b1000 0000 0000 关振系统荡器和LCD偏压发生器 #define SYSEN 0X02 //0b1000 0000 0010 打开系统振荡器 #define LCDOFF 0X04 //0b1000 0000 0100 关LCD偏压 #define LCDON 0X06 //0b1000 0000 0110 打开LCD偏压 #define XTAL 0x28 //0b1000 0010 1000 外部接时钟 #define RC256 0X30 //0b1000 0011 0000 内部时钟 #define TONEON 0X12 //0b1000 0001 0010 打开声音输出 #define TONEOFF 0X10 //0b1000 0001 0000 关闭声音输出 #define WDTDIS 0X0A //0b1000 0000 1010 禁止看门狗 #define WDTDIS 0X0A unsigned int b,v,v1,i,miao,fen,shi,e,f,yu; unsigned char m,n,m1,n1,miaodian; unsigned int flag,year,month,day,hour,min,a,keytime,set; unsigned char Ht1621wTab[]={0x0b,0x00,0x07,0x05,0x0c,0x0d,0x0f,0x00,0x0f,0x0d}; //seg 16 unsigned char Ht1621cTab[]={0x0f,0x07,0x0d,0x0f,0x07,0x0b,0x0b,0x0f,0x0f,0x0f}; //seg 17 unsigned char Ht1621dTab[]={0x0e,0x06,0x0c,0x0e,0x06,0x0a,0x0a,0x0e,0x0e,0x0e}; //seg 17 unsigned char Ht1621eTab[]={0x00,0x0a,0x0d,0x0e}; _Bool CS @PC_ODR:5; _Bool WR @PC_ODR:6; _Bool DAT @PC_ODR:7; _Bool SCLK @PD_ODR:4; _Bool SDA @PD_ODR:5; _Bool RST @PD_ODR:6; _Bool k1 @PB_IDR:4; _Bool k2 @PC_IDR:3; _Bool k3 @PC_IDR:4; //HT1621控制位（液晶模块接口定义，根据自已的需要更改） #define CLS_HT_WR WR = 0 //拉低 #define SET_HT_WR WR = 1 //拉高 #define CLS_HT_CS CS = 0 //拉低 #define SET_HT_CS CS = 1 //拉高 #define SET_HT_DAT DAT= 1 //数据位 #define CLS_HT_DAT DAT = 0 //数据位 //GPIO口设置 void port_init(void) { PB_DDR |= 0x20; PB_CR1 |= 0x20; PB_CR2 |= 0x00; PD_DDR |= 0x74; PD_CR1 |= 0x04; PD_CR2 |= 0x00; PC_DDR |= 0xe0; PC_CR1 |= 0xe0; PC_CR2 |= 0x00; } void Init(void) { // CLK_ICKR |= 0x01; //打开内部高速RC //CLK_CKDIVR = 0x10; //HSI--4MHZ CLK_CKDIVR = 0x00; } //----------------------------------------------------------------------------------------- //函数名称：Delay() //功能：延时子程序 //----------------------------------------------------------------------------------------- void Delay(char us) //5,7,9 { while(--us); } //----------------------------------------------------------------------------------------- //函数名称：DelayMS() //功能：延时子程序 //----------------------------------------------------------------------------------------- void DelayMS(int iMs) { int i,j; for(i=0;i>=1; } } void write(unsigned char adress,unsigned char dat) { RST=0; SCLK=0; RST=1; Delay(20); writebyb(adress); writebyb(dat); SCLK=1; RST=0; } unsigned char readbybe(void) { unsigned i,dat; Delay(2); for(i=0;i<8;i++) { dat>>=1; if(SDA==1) { dat|=0x80; } else { dat&=0x7f; } SCLK=1; Delay(5); SCLK=0; Delay(5); } return dat; } unsigned char read(unsigned char adress) { unsigned char temp; RST=0; SCLK=0; RST=1; Delay(1); writebyb(adress); temp=readbybe(); SCLK=1; RST=0; SDA=0; return temp; } void ds1302(void) { write(0x8e,0x00); write(0x80,((0/10)<<4|(0%10))); //根据写秒寄存器命令字，写入秒的初始值 write(0x82,((0/10)<<4|(0%10))); //根据写分寄存器命令字，写入分的初始值 write(0x84,((12/10)<<4|(12%10))); //根据写小时寄存器命令字，写入小时的初始值 write(0x86,((16/10)<<4|(16%10))); //根据写日寄存器命令字，写入日的初始值 write(0x88,((11/10)<<4|(11%10))); //根据写月寄存器命令字，写入月的初始值 write(0x8c,((8/10)<<4|(8%10))); //根据写小时寄存器命令字，写入小时的初始值 write(0x8e,0x80); } void settime(void) { unsigned char ReadValue; ReadValue = read(0x81); //从秒寄存器读数据 miao=((ReadValue&0x70)>>4)*10 + (ReadValue&0x0F);//将读出数据转化 ReadValue = read(0x83); //从分寄存器读 min=((ReadValue&0x70)>>4)*10 + (ReadValue&0x0F); //将读出数据转化 ReadValue = read(0x85); //从分寄存器读 hour=((ReadValue&0x70)>>4)*10 + (ReadValue&0x0F); //将读出数据转化 ReadValue = read(0x87); //从分寄存器读 day=((ReadValue&0x70)>>4)*10 + (ReadValue&0x0F); //将读出数据转化 ReadValue = read(0x89); //从分寄存器读 month=((ReadValue&0x70)>>4)*10 + (ReadValue&0x0F); //将读出数据转化 ReadValue = read(0x8d); //从分寄存器读 year=((ReadValue&0x70)>>4)*10 + (ReadValue&0x0F); //将读出数据转化 } //----------------------------------------------------------------------------------------- //函数名称：Ht1621Wr_Data() //功能：写数据函数,cnt为传送数据位数,数据传送为低位在前 //----------------------------------------------------------------------------------------- void Ht1621Wr_Data(char Data,char cnt) { char i; for (i=0;i

点赞 2015-7-4 10:44

4楼 chaolei0922

/* MAIN.C file
*
* Copyright (c) 2002-2005 STMicroelectronics
*/
#include <stm8s003f3.h>
// - - 定义函数
#define BIAS 0x52 //0b1000 0101 0010 1/3duty 4com
#define SYSDIS 0X00 //0b1000 0000 0000 关振系统荡器和LCD偏压发生器
#define SYSEN 0X02 //0b1000 0000 0010 打开系统振荡器
#define LCDOFF 0X04 //0b1000 0000 0100 关LCD偏压
#define LCDON 0X06 //0b1000 0000 0110 打开LCD偏压
#define XTAL 0x28 //0b1000 0010 1000 外部接时钟
#define RC256 0X30 //0b1000 0011 0000 内部时钟
#define TONEON 0X12 //0b1000 0001 0010 打开声音输出
#define TONEOFF 0X10 //0b1000 0001 0000 关闭声音输出
#define WDTDIS 0X0A //0b1000 0000 1010 禁止看门狗
#define WDTDIS 0X0A
unsigned int b,v,v1,i,miao,fen,shi,e,f,yu;
unsigned char m,n,m1,n1,miaodian;
unsigned int flag,year,month,day,hour,min,a,keytime,set;
unsigned char
Ht1621wTab[]={0x0b,0x00,0x07,0x05,0x0c,0x0d,0x0f,0x00,0x0f,0x0d}; //seg 16
unsigned char
Ht1621cTab[]={0x0f,0x07,0x0d,0x0f,0x07,0x0b,0x0b,0x0f,0x0f,0x0f}; //seg 17
unsigned char
Ht1621dTab[]={0x0e,0x06,0x0c,0x0e,0x06,0x0a,0x0a,0x0e,0x0e,0x0e}; //seg 17
unsigned char
Ht1621eTab[]={0x00,0x0a,0x0d,0x0e};
_Bool CS @PC_ODR:5;
_Bool WR @PC_ODR:6;
_Bool DAT @PC_ODR:7;
_Bool SCLK @PD_ODR:4;
_Bool SDA @PD_ODR:5;
_Bool RST @PD_ODR:6;
_Bool k1 @PB_IDR:4;
_Bool k2 @PC_IDR:3;
_Bool k3 @PC_IDR:4;
//HT1621控制位（液晶模块接口定义，根据自已的需要更改）
#define CLS_HT_WR WR = 0 //拉低
#define SET_HT_WR WR = 1 //拉高
#define CLS_HT_CS CS = 0 //拉低
#define SET_HT_CS CS = 1 //拉高
#define SET_HT_DAT DAT= 1 //数据位
#define CLS_HT_DAT DAT = 0 //数据位
//GPIO口设置
void port_init(void)
{
PB_DDR |= 0x20;
PB_CR1 |= 0x20;
PB_CR2 |= 0x00;
PD_DDR |= 0x74;
PD_CR1 |= 0x04;
PD_CR2 |= 0x00;
PC_DDR |= 0xe0;
PC_CR1 |= 0xe0;
PC_CR2 |= 0x00;
}
void Init(void)
{
// CLK_ICKR |= 0x01; //打开内部高速RC
//CLK_CKDIVR = 0x10; //HSI--4MHZ
CLK_CKDIVR = 0x00;
}
//-----------------------------------------------------------------------------------------
//函数名称：Delay()
//功能：延时子程序
//-----------------------------------------------------------------------------------------
void Delay(char us) //5,7,9
{
while(--us);
}
//-----------------------------------------------------------------------------------------
//函数名称：DelayMS()
//功能：延时子程序
//-----------------------------------------------------------------------------------------
void DelayMS(int iMs)
{
int i,j;
for(i=0;i<iMs;i++)
for(j=0;j<65;j++)
{
Delay(1);
}
}
void writebyb(unsigned char temp)
{
unsigned char i;
SCLK=0;
Delay(20);
for(i=0;i<8;i++)
{
SDA=temp&0x01;
Delay(5);
SCLK=1;
Delay(5);
SCLK=0;
temp>>=1;
}
}
void write(unsigned char adress,unsigned char dat)
{
RST=0;
SCLK=0;
RST=1;
Delay(20);
writebyb(adress);
writebyb(dat);
SCLK=1;
RST=0;
}
unsigned char readbybe(void)
{
unsigned i,dat;
Delay(2);
for(i=0;i<8;i++)
{
dat>>=1;
if(SDA==1)
{
dat|=0x80;
}
else
{
dat&=0x7f;
}
SCLK=1;
Delay(5);
SCLK=0;
Delay(5);
}
return dat;
}
unsigned char read(unsigned char adress)
{
unsigned char temp;
RST=0;
SCLK=0;
RST=1;
Delay(1);
writebyb(adress);
temp=readbybe();
SCLK=1;
RST=0;
SDA=0;
return temp;
}
void ds1302(void)
{
write(0x8e,0x00);
write(0x80,((0/10)<<4|(0%10))); //根据写秒寄存器命令字，写入秒的初始值
write(0x82,((0/10)<<4|(0%10))); //根据写分寄存器命令字，写入分的初始值
write(0x84,((12/10)<<4|(12%10))); //根据写小时寄存器命令字，写入小时的初始值
write(0x86,((16/10)<<4|(16%10))); //根据写日寄存器命令字，写入日的初始值
write(0x88,((11/10)<<4|(11%10))); //根据写月寄存器命令字，写入月的初始值
write(0x8c,((8/10)<<4|(8%10))); //根据写小时寄存器命令字，写入小时的初始值
write(0x8e,0x80);
}
void settime(void)
{
unsigned char ReadValue;
ReadValue = read(0x81); //从秒寄存器读数据
miao=((ReadValue&0x70)>>4)*10 + (ReadValue&0x0F);//将读出数据转化
ReadValue = read(0x83); //从分寄存器读
min=((ReadValue&0x70)>>4)*10 + (ReadValue&0x0F); //将读出数据转化
ReadValue = read(0x85); //从分寄存器读
hour=((ReadValue&0x70)>>4)*10 + (ReadValue&0x0F); //将读出数据转化
ReadValue = read(0x87); //从分寄存器读
day=((ReadValue&0x70)>>4)*10 + (ReadValue&0x0F); //将读出数据转化
ReadValue = read(0x89); //从分寄存器读
month=((ReadValue&0x70)>>4)*10 + (ReadValue&0x0F); //将读出数据转化
ReadValue = read(0x8d); //从分寄存器读
year=((ReadValue&0x70)>>4)*10 + (ReadValue&0x0F); //将读出数据转化
}
//-----------------------------------------------------------------------------------------
//函数名称：Ht1621Wr_Data()
//功能：写数据函数,cnt为传送数据位数,数据传送为低位在前
//-----------------------------------------------------------------------------------------
void Ht1621Wr_Data(char Data,char cnt)
{
char i;
for (i=0;i<cnt;i++)
{
CLS_HT_WR; //HT1621_WR=0;
Delay(1);
if((Data & 0x80)==0x80)
{
SET_HT_DAT; //HT1621_DAT=1;
}
else
{
CLS_HT_DAT; //HT1621_DAT=0;
}
SET_HT_WR; //HT1621_WR=1;
Delay(1);
Data<<=1;
}
}
//----------------------------------------------------------
//函数名称：void Ht1621WrOneData(uchar Addr,uchar Data)
//功能描述: HT1621在指定地址写入数据函数
//参数说明：Addr为写入初始地址，Data为写入数据
//说明：因为HT1621的数据位4位，所以实际写入数据为参数的后
//----------------------------------------------------------
void Ht1621WrOneData(char Addr,char Data)
{
CLS_HT_CS; //HT1621_CS=0;
Ht1621Wr_Data(0xa0,3); //写入数据标志101
Ht1621Wr_Data(Addr<<2,6); //写入地址数据
Ht1621Wr_Data(Data<<4,4); //写入数据
SET_HT_CS;//HT1621_CS=1;
}
//-----------------------------------------------------------------------------------------
//函数名称：void Ht1621WrAllData()
//功能描述: HT1621连续写入方式函数
//说明：HT1621的数据位4位，此处每次数据为8位，写入数据总数按8位计算
//-----------------------------------------------------------------------------------------
void Ht1621WrAllData(void)
{
char i;
CLS_HT_CS;//HT1621_CS=0;
Ht1621Wr_Data(0xa0,3); //写入数据标志101
Ht1621Wr_Data(0x00<<2,6); //写入地址数据
for (i=0;i<16;i++)
{
Ht1621Wr_Data(0x00,8); //写入数据
}
SET_HT_CS;//HT1621_CS=1;
}
//-----------------------------------------------------------------------------------------
//函数名称：void Ht1621WrCmd(uchar Cmd)
//功能描述: HT1621命令写入函数
//参数说明：Cmd为写入命令数据
//说明：写入命令标识位100
//-----------------------------------------------------------------------------------------
void Ht1621WrCmd(char Cmd)
{
CLS_HT_CS;//HT1621_CS=0;
Delay(1);
Ht1621Wr_Data(0x80,4); //写入命令标志100
Ht1621Wr_Data(Cmd,8); //写入命令数据
SET_HT_CS;//HT1621_CS=1;
}
//-----------------------------------------------------------------------------------------
//函数名称：void Ht1621_Init(void)
//功能描述: HT1621初始化
//说明：初始化后，液晶屏所有字段均显示
//-----------------------------------------------------------------------------------------
void Ht1621_Init(void)
{
SET_HT_CS;//HT1621_CS=1;
SET_HT_WR;//HT1621_WR=1;
SET_HT_DAT;//HT1621_DAT=1;
DelayMS(20); //延时使LCD工作电压稳定
Ht1621WrCmd(BIAS);
Ht1621WrCmd(RC256); //使用内部振荡器
Ht1621WrCmd(SYSDIS);
Ht1621WrCmd(WDTDIS);
Ht1621WrCmd(SYSEN);
Ht1621WrCmd(LCDON);
Ht1621WrCmd(TONEON);
Ht1621WrCmd(TONEOFF);
}
void dispaytemp(int a)
{
int ge,shi,bai;
bai=a/100;
shi=(a-bai*100)/10;
ge=a%10;
Ht1621WrOneData(0x16,Ht1621wTab[bai]);
Ht1621WrOneData(0x15,Ht1621cTab[bai]);
Ht1621WrOneData(0x14,Ht1621wTab[shi]);
Ht1621WrOneData(0x13,Ht1621cTab[shi]);
Ht1621WrOneData(0x12,Ht1621wTab[ge]);
Ht1621WrOneData(0x11,Ht1621cTab[ge]);
}
void dispaytime(int b)
{
int fge,fshi,sge,sshi;
fshi=b/10;
fge=b%10;
Ht1621WrOneData(0x08,Ht1621cTab[fge]);
Ht1621WrOneData(0x09,Ht1621wTab[fge]);
Ht1621WrOneData(0x0a,Ht1621dTab[fshi]);
Ht1621WrOneData(0x0b,Ht1621wTab[fshi]);
}
void dispaytime2(int c,int d)
{
int fge,fshi,sge,sshi;
fshi=d/10;
fge=d%10;
sshi=c/10;
sge=c%10;
Ht1621WrOneData(0x08,Ht1621cTab[fge]);
Ht1621WrOneData(0x09,Ht1621wTab[fge]);
Ht1621WrOneData(0x0a,Ht1621cTab[fshi]);
Ht1621WrOneData(0x0b,Ht1621wTab[fshi]);
Ht1621WrOneData(0x0c,Ht1621cTab[sge]);
Ht1621WrOneData(0x0d,Ht1621wTab[sge]);
Ht1621WrOneData(0x0e,Ht1621eTab[sshi]);
}
void dispaynian(int nian,int yue,int ri)
{
int niange,nianshi,rige,rishi,yueshi,yuege;
nianshi=nian/10;
niange=nian%10;
yueshi=yue/10;
yuege=yue%10;
rishi=ri/10;
rige=ri%10;
Ht1621WrOneData(0x1e,Ht1621cTab[nianshi]);
Ht1621WrOneData(0x1f,Ht1621wTab[nianshi]);
Ht1621WrOneData(0x1c,Ht1621cTab[niange]);
Ht1621WrOneData(0x1d,Ht1621wTab[niange]);
Ht1621WrOneData(0x19,Ht1621eTab[rishi]);
Ht1621WrOneData(0x17,Ht1621cTab[rige]);
Ht1621WrOneData(0x18,Ht1621wTab[rige]);
if(yueshi==1)
{
Ht1621WrOneData(0x1a,Ht1621cTab[yuege]);
Ht1621WrOneData(0x1b,Ht1621wTab[yuege]);
}
else
{
Ht1621WrOneData(0x1a,Ht1621dTab[yuege]);
Ht1621WrOneData(0x1b,Ht1621wTab[yuege]);
}
}
void CLK_Init(void)
{
CLK_CKDIVR = 0x00;
}
void di(void)//蜂鸣器
{
Ht1621WrCmd(TONEON);
DelayMS(2000);
Ht1621WrCmd(TONEOFF);
}
void TIM1_Init(void)
{
TIM1_CR1 = 0x00; //向上的计数方向，中断计数不停
TIM1_IER = 0x01;
TIM1_PSCRH = 0x3e; //进行16000分频
TIM1_PSCRL = 0x80;
TIM1_ARRH = 0x01;
TIM1_ARRL = 0xf4;
TIM1_CR1 |=0x01;
}
/*void TIM2_Init(void)
{
TIM2_IER = 0x00; //禁止中断
TIM2_EGR =0x01; //允许产生更新标志
TIM2_PSCR =0x01; //设置时钟分频 2M/2=1MHz---1us
TIM2_ARRH = 0x00; //0x32=50; 周期=50次，每50us复位一次定时器2
TIM2_ARRL = 0x32; //ARR自动装载值，每1us递减1
TIM2_CNTRH=0x00; //初值
TIM2_CNTRL=0x00;
TIM2_CR1 |= 0x81; //开启定时器
TIM2_IER |= 0x01; //允许中断
}*/
void ADC_Init(void)
{
ADC_CSR|= 0x04;
ADC_CR1 = 0x00;
ADC_CR2 = 0x30;
}
void ht1621d(void)
{
/* if(yu==0)
{
Ht1621WrOneData(0x07,0x03);
Ht1621WrOneData(0x10,0x01);
Ht1621WrOneData(0x0f,0x01);
}*/
if(yu==2)
{
Ht1621WrOneData(0x07,0x07);
Ht1621WrOneData(0x10,0x01);
Ht1621WrOneData(0x0f,0x01);
}
/* if(yu==4)
{
Ht1621WrOneData(0x07,0x0f);
Ht1621WrOneData(0x10,0x01);
Ht1621WrOneData(0x0f,0x01);
}*/
if(yu==4)
{
Ht1621WrOneData(0x07,0x0f);
Ht1621WrOneData(0x10,0x01);
Ht1621WrOneData(0x0f,0x09);
}
/* if(yu==8)
{
Ht1621WrOneData(0x07,0x0f);
Ht1621WrOneData(0x10,0x01);
Ht1621WrOneData(0x0f,0x0d);
}*/
if(yu==6)
{
Ht1621WrOneData(0x07,0x0f);
Ht1621WrOneData(0x10,0x01);
Ht1621WrOneData(0x0f,0x0f);
}
/* if(yu==12)
{
Ht1621WrOneData(0x07,0x0f);
Ht1621WrOneData(0x10,0x05);
Ht1621WrOneData(0x0f,0x0f);
}
if(yu==14)
{
Ht1621WrOneData(0x07,0x0f);
Ht1621WrOneData(0x10,0x0d);
Ht1621WrOneData(0x0f,0x0f);
}*/
if(yu==8)
{
Ht1621WrOneData(0x07,0x0f);
Ht1621WrOneData(0x10,0x0f);
Ht1621WrOneData(0x0f,0x0f);
}
}
unsigned int monday(unsigned year1,unsigned month1)
{
switch(month1)//根据月年计算日子
{
case 1:
case 3:
case 5:
case 7:
case 8:
case 10:
case 12:return 31;
case 4:
case 6:
case 9:
case 11:return 30;
case 2:if(year%4==0&&year%100!=0||year%400==0)
return 29;
else
return 28;
default:
return 0;
}
}
void key(void)
{
if(k3==0)
DelayMS(10);
if(k3==0)
{
di();
// while(!k3);
flag++;
keytime=0;
if(flag==7)
{
flag=1;
}
}
switch(flag)
{
case 1:if(set==0)
{
Ht1621WrOneData(0x1e,0x01);
Ht1621WrOneData(0x1f,0x00);
Ht1621WrOneData(0x1c,0x01);
Ht1621WrOneData(0x1d,0x00);
if(keytime==20)
{
flag=6;
}
}
if(k1==0)
{
DelayMS(10);
if(k1==0)
{
di();
keytime=0;
// while(!k1);
year++;
if(year==99)
{
year=0;
}
}
}
if(k2==0)
{
DelayMS(10);
if(k2==0)
{
di();
keytime=0;
// while(!k2);
year--;
if(year==0)
{
year=99;
}
}
}
break;
case 2:if(set==0)
{
Ht1621WrOneData(0x1a,0x00);
Ht1621WrOneData(0x1b,0x00);
if(keytime==20)
{
flag=6;
}
}
if(k1==0)
{
DelayMS(10);
if(k1==0)
{
di();
keytime=0;
// while(!k1);
month++;
if(month==13)
{
month=1;
}
}
}
if(k2==0)
{
DelayMS(10);
if(k2==0)
{
di();
keytime=0;
// while(!k2);
month--;
if(month==0)
{
month=12;
}
}
}
break;
case 3:if(set==0)
{
Ht1621WrOneData(0x19,0x00);
Ht1621WrOneData(0x17,0x00);
Ht1621WrOneData(0x18,0x00);
if(keytime==20)
{
flag=6;
}
}
if(k1==0)
{
DelayMS(10);
if(k1==0)
{
di();
keytime=0;
// while(!k1);
a=monday(year,month);
a=a+1;
day++;
if(day==a)
{
day=1;
}
}
}
if(k2==0)
{
DelayMS(10);
if(k2==0)
{
di();
keytime=0;
// while(!k2);
a=monday(year,month);
day--;
if(day==0)
{
day=a;
}
}
}
break;
case 4:if(set==0)
{
Ht1621WrOneData(0x0c,0x01);
Ht1621WrOneData(0x0d,0x00);
Ht1621WrOneData(0x0e,0x00);
if(keytime==20)
{
flag=6;
}
}if(k1==0)
{
DelayMS(10);
if(k1==0)
{
di();
keytime=0;
// while(!k1);
hour++;
if(hour==24)
{
hour=0;
}
}
}
if(k2==0)
{
DelayMS(10);
if(k2==0)
{
di();
keytime=0;
// while(!k2);
hour--;
if(hour==0)
{
hour=23;
}
}
}
break;
case 5:if(set==0)
{
Ht1621WrOneData(0x08,0x00);
Ht1621WrOneData(0x09,0x00);
Ht1621WrOneData(0x0a,0x01);
Ht1621WrOneData(0x0b,0x00);
if(keytime==20)
{
flag=6;
}
}
if(k1==0)
{
DelayMS(10);
if(k1==0)
{
di();
keytime=0;
// while(!k1);
min++;
if(min==60)
{
min=0;
}
}
}
if(k2==0)
{
DelayMS(10);
if(k2==0)
{
di();
keytime=0;
//while(!k2);
min--;
if(min==0)
{
min=59;
}
}
}
break;
case 6: DelayMS(10);
break;
}
ht1621d();
if(set==1)
{
dispaytime2(hour,min);
dispaynian(year,month,day);
}
if(set==2)
{
set=0;
if(flag==6)
{
dispaytime(min);
}
else
{
dispaytime2(hour,min);
}
}
}
void main( void )
{
ADC_Init();
ADC_CR1|=0x01;
_asm("sim");
CLK_Init();
TIM1_Init();
_asm("rim");
Init(); //时钟初始化
port_init();//GPIO初始化
Ht1621_Init(); //上电初始化LCD
ds1302();
DelayMS(50); //延时一段时间
Ht1621WrAllData();
flag=6;
k1=1;
k2=1;
k3=1;
while(1)
{
dispaytemp(b);
key();
settime();
}
}
@far @interrupt void TIM1_OVER_Int(void)
{
unsigned char min1;
TIM1_SR1 = 0x00;
f++;
yu++;
set++;
keytime++;
keytime++;
if(keytime==22)
{
keytime=0;
}
if(set==3)
{
set=0;
}
if(yu==10)
{
yu=0;
}
if(f==2)
{
miao++;
f=0;
v1=0;
for(i=0;i<100;i++)
{
v=0;
ADC_CR1|=0x01;
while(!(0x80&ADC_CSR));
ADC_CSR&=0x7f;
v=(unsigned int)ADC_DRH;
v=v<<2;
v+=ADC_DRL;
v1+=v;
}
b=770-v1/100;
}
}

点赞 2015-7-4 10:45

5楼 chaolei0922

没人用STM8单片机搞过DS1302吗？

点赞 2015-7-4 18:55

6楼 bob_zerone

引用: chaolei0922 发表于 2015-7-4 18:55
没人用STM8单片机搞过DS1302吗？

一般从网上下个驱动，改改就行，如果硬件没问题，就只要修改一下延时就行了，基本上属于体力活。。。

点赞 2015-7-6 10:30