单片机数码管计时器原程序 -

//A:0,B:7,C:2,D:4,E:5,F:1,G:6,H:3共阴
#include<STC10F.h>
sbit port_led1 =P3^0;
sbit port_led2 =P3^1;
sbit port_led3 =P3^2;
sbit port_led4 =P3^3;
sbit port_relay =P3^4;
sbit port_led0 =P3^5;
sbit port_key =P3^7;
#define time_set0 5
//-----------------------------------------------
// 表格
//-----------------------------------------------
const unsigned char frg[16] = {
0x3F,0x06,0x5B,0x4F,0x66,0x6D,0x7D,0x07,0x7F,0x6F,0x77,0x7C,0x39,0x5E,0x79,0x71};
//-----------------------------------------------
unsigned char windows;
unsigned char num0;
unsigned char num1;
unsigned char num2;
unsigned char num3;
unsigned char num4;
unsigned long data_time; //倒计时显示寄存器
unsigned long data_set; //时间设定
unsigned long data_check; //数据交换
unsigned char time_ms0;
unsigned char time_ms1;
unsigned char data_wei;
unsigned char soon_key;
unsigned char at24_l;
unsigned char at24_h;
unsigned char address_h; //擦除高地址
unsigned char address_l; //擦除低地址
unsigned char wob_ok;
unsigned char wob_wei;
unsigned char wob_inc;
unsigned char wob_dec;
unsigned char time_fanhui; //设定完毕自动返回计时
unsigned char data_alarm; //报警间隔计时
unsigned char long_win; //蜂鸣器响的次序
unsigned char data_buzzer; //蜂鸣器响的时间
bit flag_alarm;
bit flag_buzzer;
bit flag_set; //设定闪烁的标志
bit flag_ok;
bit flag_wei;
bit flag_inc;
bit flag_inc_check;
bit flag_dec;
bit flag_dec_check;
bit flag_soon; //长按的标志
bit flag_close; //按键闭合的标志
bit flag_write; //烧写的标志
//-----------------------------------------------
//定时中断0
//-----------------------------------------------
void Timer0(void) interrupt 1
{
TH0=0x3c;
TL0=0xb0; //50ms
//-----------------------------------------
if(windows==0&&data_time==0)
{
time_fanhui++;
if(time_fanhui>40)
{
// windows=0;
// flag_write=1;
time_fanhui=0;
data_time=data_set;
// time_ms0=0;
port_relay=1;
//flag_alarm=0;
port_led0=1;
// flag_set=0; //停止闪烁
// data_wei=0; //再设定时仍然从个位开始
}
}
//---------------------------------------
if (flag_inc_check==0 && flag_dec_check==0)
{
flag_close=0;
flag_soon=0;
soon_key=0;
}
//---------------------------------------
if(windows==0)
{
if(data_time==0)
{
port_relay=0;
//flag_alarm=1;
port_led0=0;
}
else
{
time_ms0++;
if(time_ms0>=20)
{
time_ms0=0;
data_time--;
}
}
}
//---------------------------------------
if(windows==1)
{
if(flag_soon==0)
{
if(flag_close==1)
{
soon_key++;
if(soon_key==30)
{
flag_soon=1;
data_wei=0;
}
}
}
else
{
flag_inc=0;
flag_dec=0;
}
}
//-------------------------------------------------
time_ms1++;
if(time_ms1>=5)
{
time_ms1=0;
if(windows==1)
{
flag_set=~flag_set;
}
}
}
//-----------------------------------------------
//定时中断1
//-----------------------------------------------
void Timer1(void) interrupt 3
{
TH1=0xd8;
TL1=0xf0; //10ms
}
//---------------------------------------------------------
//1ms延时
//---------------------------------------------------------
void delay_1ms(unsigned int z)
{
unsigned int x,y;
for(x=z;x>0;x--)
for(y=75;y>0;y--);
}
//---------------------------------------------------------
//ISP功能禁止
void ISP_DISABLE(void)
{
ISP_CONTR=0;
ISP_CMD =0;
ISP_TRIG =0;
}
//字节读取
unsigned char BYTE_READ(unsigned char isp_addh_buf,unsigned char isp_addl_buf)
{
ISP_CONTR=0x83;
ISP_CMD =0x01;
ISP_ADDRH=isp_addh_buf;
ISP_ADDRL=isp_addl_buf;
EA=0;
ISP_TRIG=0x5a;
ISP_TRIG=0xa5;
EA=1;
ISP_DISABLE();
return ISP_DATA;
}
//字节编程
void BYTE_PROGRAM(unsigned char isp_addh_buf,unsigned char isp_addl_buf,unsigned char isp_data_buf)
{
ISP_CONTR=0x83;
ISP_CMD =0x02;
ISP_ADDRH=isp_addh_buf;
ISP_ADDRL=isp_addl_buf;
ISP_DATA=isp_data_buf;
EA=0;
ISP_TRIG=0x5a;
ISP_TRIG=0xa5;
EA=1;
ISP_DISABLE();
}
//扇区擦除
void SECTOR_ERASE(void)
{
ISP_CONTR=0x83;
ISP_CMD =0x03;
//ISP_ADDRH=0x00;
//ISP_ADDRL=0x00;
ISP_ADDRH=address_h;
ISP_ADDRL=address_l;
EA=0;
ISP_TRIG=0x5a;
ISP_TRIG=0xa5;
EA=1;
ISP_DISABLE();
}
//---------------------------------------------------------
//设定键
//---------------------------------------------------------
void key_ok(void)
{
P1=0xfe;
delay_1ms(1);
if(port_key==0&&flag_ok==0)
{
wob_ok++;
if(wob_ok>10)
{
wob_ok=0;
flag_ok=1;
time_fanhui=0;
windows++;
if(windows>1)
{
windows=0;
flag_write=1;
if(data_time>0)
{
data_time=data_set;
time_ms0=0;
port_relay=1;
//flag_alarm=0;
port_led0=1;
}
flag_set=0; //停止闪烁
data_wei=0; //再设定时仍然从个位开始
}
}
}
else
{
if(port_key==1)
{
wob_ok=0;
flag_ok=0;
}
}
}
//---------------------------------------------------------
//位移键
//---------------------------------------------------------
void key_wei(void)
{
P1=0xfb;
delay_1ms(1);
if(port_key==0&&flag_wei==0&&windows==1)
{
wob_wei++;
if(wob_wei>10)
{
wob_wei=0;
flag_wei=1;
time_fanhui=0;
data_wei++;
if(data_wei>3)
{
data_wei=0;
}
}
}
else
{
if(port_key==1)
{
wob_wei=0;
flag_wei=0;
}
}
}
//---------------------------------------------------------
//加
//---------------------------------------------------------
void key_inc(void)
{
P1=0xbf;
delay_1ms(1);
if(port_key==0&&flag_inc==0)
{
wob_inc++;
if(wob_inc>10)
{
wob_inc=0;
flag_inc=1;
flag_inc_check=1;
time_fanhui=0;
flag_close=1;
if(windows==1)
{
if(data_wei==0)
{
if(data_set<9999)
{
data_set++;
}
}
else if(data_wei==1)
{
if(data_set<9989)
{
data_set=data_set+10;
}
else
{
data_set=9999;
}
}
else if(data_wei==2)
{
if(data_set<9899)
{
data_set=data_set+100;
}
else
{
data_set=9999;
}
}
else if(data_wei==3)
{
if(data_set<8999)
{
data_set=data_set+1000;
}
else
{
data_set=9999;
}
}
}
}
}
else
{
if(port_key==1)
{
wob_inc=0;
flag_inc=0;
flag_inc_check=0;
}
}
}
//---------------------------------------------------------
//减
//---------------------------------------------------------
void key_dec(void)
{
P1=0xef;
delay_1ms(1);
if(port_key==0&&flag_dec==0)
{
wob_dec++;
if(wob_dec>10)
{
wob_dec=0;
flag_dec=1;
flag_dec_check=1;
time_fanhui=0;
flag_close=1;
if(windows==1)
{
if(data_wei==0)
{
if(data_set>0)
{
data_set--;
}
}
else if(data_wei==1)
{
if(data_set>=10)
{
data_set=data_set-10;
}
else
{
data_set=0;
}
}
else if(data_wei==2)
{
if(data_set>=100)
{
data_set=data_set-100;
}
else
{
data_set=0;
}
}
else if(data_wei==3)
{
if(data_set>=1000)
{
data_set=data_set-1000;
}
else
{
data_set=0;
}
}
}
}
}
else
{
if(port_key==1)
{
wob_dec=0;
flag_dec=0;
flag_dec_check=0;
}
}
}
//---------------------------------------------------------
void data_write(void)
{
if(flag_write==1)
{
address_h=0x00;
address_l=0x00;
SECTOR_ERASE();
at24_l=data_set;
at24_h=data_set>>8;
BYTE_PROGRAM(0x00,0x00,at24_h);
BYTE_PROGRAM(0x00,0x01,at24_l);
flag_write=0;
}
}
//-----------------------------------------------
// 显示程序
//-----------------------------------------------
void disp_loop(void)
{
if(windows==0)
{
data_check=data_time;
}
else if(windows==1)
{
data_check=data_set;
}
if(flag_set==0||data_wei!=3)
{
num0 = data_check/1000;
P1 = frg[num0];
port_led1=0;
port_led2=1;
port_led3=1;
port_led4=1;
delay_1ms(4);
port_led1=1;
port_led2=1;
port_led3=1;
port_led4=1;
delay_1ms(1);
}
if(flag_set==0||data_wei!=2)
{
num1 = (data_check%1000)/100;
P1 = frg[num1];
port_led1=1;
port_led2=0;
port_led3=1;
port_led4=1;
delay_1ms(4);
port_led1=1;
port_led2=1;
port_led3=1;
port_led4=1;
delay_1ms(1);
}
if(flag_set==0||data_wei!=1)
{
num2 = (data_check%100)/10;
P1 = frg[num2];
port_led1=1;
port_led2=1;
port_led3=0;
port_led4=1;
delay_1ms(4);
port_led1=1;
port_led2=1;
port_led3=1;
port_led4=1;
delay_1ms(1);
}
if(flag_set==0||data_wei!=0)
{
num3 = data_check%10;
P1 = frg[num3];
port_led1=1;
port_led2=1;
port_led3=1;
port_led4=0;
delay_1ms(4);
port_led1=1;
port_led2=1;
port_led3=1;
port_led4=1;
delay_1ms(1);
}
}
//---------------------------------------------------------
//初始化
//---------------------------------------------------------
void SysInit(void)
{
P1M0=0xff; //p1,0设定为开漏
P1M1=0x00; //p1,1-p1,7设定为推挽输出
P3M0=0x7f;
P3M1=0x00; //推挽输出
TMOD=0x11; //T0/T1=16BIT MODE
TH0=0xF8;
TL0=0x2F; //2ms
TH1=0x3c;
TL1=0xb0; //50ms
ET0=1; //开T0中断
ET1=1; //开T1中断
EA=1; //开总中断
TR0=1; //启动T0
TR1=1; //开启T1
port_relay=1;
port_led0=1;
}
void main(void)
{
SysInit();
at24_h=BYTE_READ(0x00,0x00);
at24_l=BYTE_READ(0x00,0x01);
data_set=at24_h;
data_set=data_set<<8;
data_set=data_set+at24_l;
if(data_set>9999)
{
data_set=30;
}
data_time=data_set;
while(1)
{
disp_loop();
key_ok();
key_wei();
key_inc();
key_dec();
data_write();
}
}

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