标题:
51单片机时钟,如何将时分秒数据传送到串口助手上?
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作者:
liayou
时间:
2019-12-19 10:44
标题:
51单片机时钟,如何将时分秒数据传送到串口助手上?
当前已完成时钟的走停,现在要让时分秒数据发送到串口助手上,不知道如何写程序了?年月日暂时先不弄,时分秒的数据只能分别发送到串口助手上显示,有没有大佬帮忙看看如何还你那个时分秒整体数据发送到串口助手上
/**************************************************************************************************************************************************************/
#include<reg51.h>
#include"lcd.h"
sbit key1=P1^4;
sbit key2=P1^5;
sbit key3=P1^6;
extern uchar code table[]=" 2020-01-01 THU";
extern uchar code table1[]=" 00:00:00";
uchar count,key1num;
char shi,fen,miao;
char ri,yue,nian;
void delay(uint z) /延时
{
uint x,y;
for(x=z;x>0;x--)
for(y=110;y>0;y--);
}
void Init () /初始化
{ uchar num;
P1=0xf0;
InitLcd1602();
EA=1;
TMOD=0x01;
TH0=(65536-50000)/256;
TL0=(65536-50000)%256;
ET0=1;
TR0=1;
for(num=0;num<15;num++)
{
Lcd1602_Write_Data(table[num]);
delay(5);
}
Lcd1602_Write_Cmd(0x80+0x40);
for(num=0;num<12;num++)
{
Lcd1602_Write_Data(table1[num]);
delay(5);
}
}
void write_sfm(uchar add,uchar date) //时分秒
{
uchar shi1,ge;
shi1=date/10;
ge=date%10;
Lcd1602_Write_Cmd(0x80+0x40+add);
Lcd1602_Write_Data(0x30+shi1);
Lcd1602_Write_Data(0x30+ge);
SBUF=0x30+shi1;
while (!TI);
TI = 0;
SBUF=0x30+ge;
while (!TI);
TI = 0;
}
void write_nyr(uchar add,uchar date)
{
char shi2,ge2;
shi2=date/10;
ge2=date%10;
Lcd1602_Write_Cmd(0x80+add);
Lcd1602_Write_Data(0x30+shi2);
Lcd1602_Write_Data(0x30+ge2);
}
void timer0() interrupt 1
{
TH0=(65536-50000)/256;
TL0=(65536-50000)%256;
count++;
if(count==20)
{
count=0;
miao++;
if(miao==60)
{
miao=0;
fen++;
if(fen==60)
{
fen=0;
shi++;
if(shi==24)
{
shi=0;
ri++;
if(ri==31)
{
ri=0;
yue++;
if(yue==13)
{
yue=0;
nian++;
write_nyr(3,nian);
}
write_nyr(6,yue);
}
write_nyr(9,ri);
}
write_sfm(4,shi);
}
}
void KEY()
{
if(key1==0)
{
delay(5);
if(key1==0)
{ key1num++;
while(!key1);
if( key1num==1)
{
TR0=0;
Lcd1602_Write_Cmd(0x80+0X40+11);
Lcd1602_Write_Cmd(0x0f);
}
if( key1num==2)
{
Lcd1602_Write_Cmd(0x80+0X40+8);
}
if( key1num==3)
{
Lcd1602_Write_Cmd(0x80+0X40+5);
}
if( key1num==4)
{
key1num=0;
Lcd1602_Write_Cmd(0x0c);
TR0=1;
}
}
}
if(key1num!=0)
{
if(key2==0)
{
delay(5);
if(key2==0)
{ while(!key2);
if(key1num==1)
{
miao++;
if(miao==60)
miao=0;
write_sfm(10,miao);
Lcd1602_Write_Cmd(0x80+0X40+11);
}
if(key1num==2)
{ fen++;
if(fen==60)
fen=0;
write_sfm(7,fen);
Lcd1602_Write_Cmd(0x80+0X40+8);
}
if(key1num==3)
{ shi++;
if(shi==24)
shi=0;
write_sfm(4,shi);
Lcd1602_Write_Cmd(0x80+0X40+5);
}
}
}
if(key3==0)
{
delay(5);
if(key3==0)
while(!key3);
if(key1num==1)
{
miao--;
if(miao==-1)
miao=59;
write_sfm(10,miao);
Lcd1602_Write_Cmd(0x80+0X40+11);
}
if(key1num==2)
{ fen--;
if(fen==-1)
fen=59;
write_sfm(7,fen);
Lcd1602_Write_Cmd(0x80+0X40+8);
}
if(key1num==3)
{ shi--;
if(shi==-1)
shi=23;
write_sfm(4,shi);
Lcd1602_Write_Cmd(0x80+0X40+5);
}
}
}
}
void main(void)
{
Init();
UsartConfiguration();
// write_sfm(0x80+0x40+5,shi);
// SBUF=shi;
// while (!TI);
// TI = 0;
// write_sfm(0x80+0x40+8,fen);
// SBUF=fen;
// while (!TI);
// TI = 0;
// write_sfm(0x80+0x40+11,miao);
// SBUF=miao;
// while (!TI);
// TI = 0;
//
// Lcd1602_Write_Cmd(0x80+0x40+5);
// SBUF=shi;
// while (!TI);
// TI = 0;
// Lcd1602_Write_Cmd(0x80+0x40+8);
// SBUF=fen;
// while (!TI);
// TI = 0;
// Lcd1602_Write_Cmd(0x80+0x40+11);
// SBUF=miao;
// while (!TI);
// TI = 0;
while(1)
{
KEY();
}
}
作者:
ty417502873
时间:
2019-12-19 16:23
用stdio.h里面的printf();函数。
串口助手用文本模式。
作者:
wulin
时间:
2019-12-19 17:37
1.添加串口初始化程序(略)
2.添加串口发送程序
void Send_byte(unsigned char dat)
{
SBUF = dat;
while(!TI);
TI = 0;
}
void main(void)
{
unsigned char i,j;
Init();
UsartConfiguration();
while(1)
{
KEY();
if(j!=miao)//每秒发送一次
{
j=miao;
for(i=4;i>12;i++)
Send_byte(table1[i]);//把保存在table1[]里的字符串发送串口
}
}
}
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