Mạch đồng hồ dùng ATMEGA16+DS1307+LCD+7SEG
/*****************************************************
This program was produced by the
CodeWizardAVR V1.25.9 Standard
Automatic Program Generator
© Copyright 1998-2008 Pavel Haiduc, HP InfoTech s.r.l.
http://www.hpinfotech.com
Project :
Version :
Date : 30/11/2010
Author : F4CG
Company : F4CG
Comments:
Chip type : ATmega16
Program type : Application
Clock frequency : 4,000000 MHz
Memory model : Small
External SRAM size : 0
Data Stack size : 256
void qpm(void)
{
if(MODE&&UP&&DOWN&&SET&&RING&&SPEAKER)
{
bpm = 0;
}
else if((SET == 0)&&(bpm != 1))
{
bpm = 1;
}
else if((MODE == 0)&&(bpm != 2))
{
bpm = 2;
}
else if((UP == 0)&&(bpm != 3))
{
bpm = 3;
}
else if((DOWN == 0)&&(bpm != 4))
{
bpm = 4;
}
}
*****************************************************/
#include <mega16.h>
#include <delay.h>
#include <spi.h>
#asm
.equ __lcd_port=0x12 ;PORTD
.equ __i2c_port=0x15 ;PORTC
.equ __sda_bit=1
.equ __scl_bit=0
#endasm
#include <ds1307.h>
#include <lcd.h>
/*------------------------------------------------------------------------------------------------*/
// phan ct cho ADC
#define FIRST_ADC_INPUT 0
#define LAST_ADC_INPUT 0
unsigned int adc_data[LAST_ADC_INPUT-FIRST_ADC_INPUT+1];
#define ADC_VREF_TYPE 0x20
// ADC interrupt service routine
// with auto input scanning
interrupt [ADC_INT] void adc_isr(void)
{
register static unsigned int input_index=0;
// Read the 8 most significant bits
// of the AD conversion result
adc_data[input_index]=ADCH;
// Select next ADC input
if (++input_index > (LAST_ADC_INPUT-FIRST_ADC_INPUT))
input_index=0;
ADMUX=(FIRST_ADC_INPUT|ADC_VREF_TYPE)+input_index;
// Start the AD conversion
ADCSRA|=0x40;
}
/*------------------------------------------------------------------------------------------------*/
/*------------------------------------------------------------------------------------------------*/
// khai báo bien, mang toan cuc
#define latch PORTB.4
#define MODE PINC.2
#define UP PINC.3
#define DOWN PINC.4
#define SET PINC.5
#define RING PINC.6
#define SPEAKER PORTC.7
bit AP; // che do 24h (1), che do 12h(0)
bit sb; // sb=1: phim duoc nhan; sb=0; phim khong dc nhan
unsigned int a,b,c,d,j,k=0;
unsigned char hour,min,sec,day,date,month,year,temp,i,n,mode,h,No_date;
unsigned char array_led[6];
unsigned char array_msg[]=
{
" WELCOME ! ",
" DIEN TU CHIA SE ",
" DIEN TU CHIA SE ",
" DE TAI: THIET KE DONG HO THOI GIAN THUC (RTC) HIEN THI TREN LCD 16x2, LED7SEG SU DUNG VDK ATMEGA16 ",
" PHAM VAN NGOC ANH ",
"PHAM MINH NHAT "
"$" // ki tu ket thuc chuoi msg
};
unsigned char led7seg[13]=
{
// MANG CÁC GIA TRI LED 7SEG TU SO 0- SO 9,ki tu "C" ,"N","NULL"
// Dau cham mac dinh khong sang nên bit 8 de gia tri"1"
0b11000000, // so "0"
0b11111001, // so "1"
0b10100100, // so "2"
0b10110000, // so "3"
0b10011001, // so "4"
0b10010010, // so "5"
0b10000010, // so "6"
0b11011000, // so "7"
0b10000000, // so "8"
0b10010000, // so "9"
0b11000110, // chu "C"
0b11001000, // chu "N"
0b11111111 // "NULL"
};
/*------------------------------------------------------------------------------------------------*/
/*------------------------------------------------------------------------------------------------*/
// ctc hien thi thu theo ten tieng anh
void display_day(unsigned char x)
{
switch(x)
{
case 1: lcd_putsf("Sun");
break;
case 2: lcd_putsf("Mon");
break;
case 3: lcd_putsf("Tue");
break;
case 4: lcd_putsf("Wed");
break;
case 5: lcd_putsf("Thi");
break;
case 6: lcd_putsf("Fri");
break;
case 7: lcd_putsf("Sat");
break;
default:
};
}
/*------------------------------------------------------------------------------------------------*/
/*------------------------------------------------------------------------------------------------*/
void check_conveter_day(void)
{
if(day==0) // Neu ngay bang 0
{
day=1;
rtc_set_date(day,date,month,year);
}
}
/*------------------------------------------------------------------------------------------------*/
/*------------------------------------------------------------------------------------------------*/
// chuyen doi che do gio 24h <=> 12h
// AP=1: che do 24h; AP=0: che do 12h
void check_conveter_hour(void)
{
// kiem tra che do gio: 24h or 12h
if(AP==0) // che do 12h
{
if(hour==0)
{
h=12;
}
else
{
if(hour>12)
{
h=hour-12;
}
else
{
h=hour;
};
};
}
else // che do 24h
{
h=hour;
};
}
/*------------------------------------------------------------------------------------------------*/
/*------------------------------------------------------------------------------------------------*/
// ctc hien thi nhiet do len lcd
void display_temp_lcd(unsigned int x, unsigned int y)
{
//temp=2*adc_data[0]; // Nhiet do, giá tri 0,49 khi chon ADC 10bit
temp=26;
a=temp/1000;
b=(temp-1000*a)/100;
c=(temp-1000*a-100*b)/10;
d=(temp-1000*a-100*b-10*c);
lcd_gotoxy(x,y);
if(a!=0){
/*lcd_putchar(a+48);lcd_putchar(b+48);*/lcd_putchar(c+48);lcd_putchar(d+48);
}
else {
if(b!=0){
/*lcd_putchar(0);lcd_putchar(b+48);*/lcd_putchar(c+48);lcd_putchar(d+48);
}
else{
if(c!=0){
/*lcd_putchar(0);lcd_putchar(0);*/lcd_putchar(c+48);lcd_putchar(d+48);
}
else{
/*lcd_putchar(0);lcd_putchar(0);*/lcd_putsf(" ");lcd_putchar(d+48);
};
};
};
lcd_putchar(0b11011111); // ki tu do
lcd_putsf("C");
}
/*------------------------------------------------------------------------------------------------*/
/*------------------------------------------------------------------------------------------------*/
// ctc hien thi time len lcd
void display_time_lcd(unsigned char x,unsigned char y)
{
lcd_gotoxy(x,y);
lcd_putchar(48+h/10);
lcd_putchar(48+h%10);
lcd_putsf(":");
lcd_putchar(48+min/10);
lcd_putchar(48+min%10);
lcd_putsf(":");
lcd_putchar(48+sec/10);
lcd_putchar(48+sec%10);
}
/*------------------------------------------------------------------------------------------------*/
/*------------------------------------------------------------------------------------------------*/
// ctc hien thi date len lcd
void display_date_lcd(unsigned char x,unsigned char y)
{
lcd_gotoxy(x,y);
lcd_putchar(48+date/10);
lcd_putchar(48+date%10);
lcd_putsf("/");
lcd_putchar(48+month/10);
lcd_putchar(48+month%10);
lcd_putsf("/");
lcd_putchar(48+year/10);
lcd_putchar(48+year%10);
display_day(day);
}
/*------------------------------------------------------------------------------------------------*/
/*------------------------------------------------------------------------------------------------*/
// ctc chay chuoi msg tren LCD
void display_msg_lcd(void)
{
if(n==1) // Thoi gian dich ki tu chuyen dong
{
for(j=0;j<7;j++) // 7 ki tu dc nhin thay tren lcd
{
lcd_gotoxy(9+j,0); // xoa 7 ki tu danh cho msg
lcd_putchar(0);
};
for(j=0;j<7;j++) // 7 ki tu danh cho msg
{
if(array_msg[k+j]=='$') // neu gap ki tu "$" thi ki ket thuc msg
{
j=7; // thoat khoi vong for
}
else
{
lcd_gotoxy(9+j,0); // dua con tro toi vi tri xy(10+j,0) de hien thi
lcd_putchar(array_msg[k+j]); // hien thi ki tu thu k+j cua array_msg[]
};
};
if(array_msg[k]=='$') // tiep tuc chay lai chuoi msg khi gap ki tu '$'
{
k=0;
}
else
{
k++;
};
j=0;
n=0;
}
else
{
n++;
};
}
/*------------------------------------------------------------------------------------------------*/
/*------------------------------------------------------------------------------------------------*/
// ctc hien thi len lcd
void display_lcd(void)
{
display_temp_lcd(12,1); // Hien thi nhiet do len lcd
display_time_lcd(0,0); // Hien thi time len lcd
display_date_lcd(0,1); // Hien thi date len lcd
display_msg_lcd(); // chay msg tren LCD
}
/*------------------------------------------------------------------------------------------------*/
/*------------------------------------------------------------------------------------------------*/
// ctc chot du lieu 74HC595
void latch_data(void)
{
latch=0;
latch=1;
}
/*------------------------------------------------------------------------------------------------*/
/*------------------------------------------------------------------------------------------------*/
// ctc chuyen doi thoi gian sang ma 7seg
void bin2_7seg(void)
{
array_led[3]=led7seg[min%10]; // phan don vi cua phut
array_led[2]=led7seg[min/10]; // phan chuc cua phut
array_led[1]=led7seg[h%10]; // phan don vi cua gio
array_led[0]=led7seg[h/10]; // phan chuc cua gio
if(a==0&&b==0&&c==0) // Nêu nhiet do nho hon 10 thi hien thi 1 chu so
{
array_led[5]=led7seg[d]; // phan don vi cua nhiet do
array_led[4]=led7seg[12]; // phan chuc cua nhiet do
}
else
{
array_led[5]=led7seg[d]; // phan don vi cua nhiet do
array_led[4]=led7seg[c]; // phan chuc cua nhiet do
};
}
/*------------------------------------------------------------------------------------------------*/
/*------------------------------------------------------------------------------------------------*/
void display_led7seg(void) // ctc hien thi len led7seg
{
PORTB.3=0;
bin2_7seg(); // chuyen doi tu bin sang ma 7seg
spi(array_led[i]); // xuat du lieu ra 595 dua den led7seg thu i
latch_data(); // chot du lieu ra 595
PORTB=i;
PORTB.3=1; // enable 74hc138 chon led can hien thi
if(i==6)
{
i=0;
}
else
{
i++;
};
}
/*------------------------------------------------------------------------------------------------*/
/*------------------------------------------------------------------------------------------------*/
// chuong trinh con kiem tra trang thai cua phim nhan : bit trang thai sb
void status_button(void)
{
if(MODE&&UP&&DOWN&&SET&&RING&&SPEAKER&&sb==1)
{
sb=0; // kiem tra phim da nha hay chua?
}
}
/*------------------------------------------------------------------------------------------------*/
/*------------------------------------------------------------------------------------------------*/
void Ndate_in_month(void)
{
//////////////////////////////////////////////////////////////////////////////////////
// doan chuong trinh kiem tra so ngay trong thang
if(month==2) // thang 2 nam nhuan co 29 ngay, nam thuong co 28 ngay
{
if(year%4==0)
{
No_date=28;
}
else
{
No_date=29;
};
}
///////////////////////////////////////////////////////////////////////////////////////
else
{
if(month==4||month==6||month==9||month==11)
{
No_date=30;
}
///////////////////////////////////////////////////////////////////////////////////////
else
{
if(month==1||month==3||month==5||month==7||month==8||month==10||month==12)
{
No_date=31;
}
};
};
///////////////////////////////////////////////////////////////////////////////////////
}
/*------------------------------------------------------------------------------------------------*/
/*------------------------------------------------------------------------------------------------*/
// ctc test phim ( cai dat thoi gian, bao thuc )
void set_alarm_time(void)
{
/*****************************************************/
status_button(); // goi ctc kiem tra trang thai phim nhan
/*****************************************************/
// doan chuong trinh chuyen doi che do gio: 24h/12h
// sb=1: phim duoc nhan; sb=0; phim khong dc nhan
if(SET==0&&sb==0)
{
AP=~AP;
sb=1; // bat trang thai co phim nhan sb=1;
}
/*****************************************************/
// doan chuong trinh chon che do
if(MODE==0&&sb==0)
{
if(mode==5) // che do nguoi dung
{
mode=0;
}
else
{
lcd_clear();
mode++;
};
sb=1; // bao co phim nhan
}
/*****************************************************/
// doan chuong trinh cho che do 1(mode=1):
if(mode==1) // chinh gio
{
lcd_gotoxy(0,0);
lcd_putsf("Please,you set Hour:");
display_time_lcd(5,1);
//////////////////////////////////////////////////////////////////////////////
if(UP==0&&sb==0) // phim "UP" nhan
{
if(hour==23)
{
hour=0;
}
else
{
hour++;
};
rtc_set_time(hour,min,sec); // dat lai gio
sb=1; // bao co phim nhan
}
////////////////////////////////////////////////////////////////////////////////
if(DOWN==0&&sb==0) // phim "DOWN" nhan
{
if(hour==0)
{
hour=23;
}
else
{
hour--;
};
rtc_set_time(hour,min,sec); // dat lai time
sb=1;
}
}
/*****************************************************/
// doan chuong trinh cho che do 2(mode=2):
if(mode==2) // chinh phut
{
lcd_gotoxy(0,0);
lcd_putsf("Please,you set Min:");
display_time_lcd(5,1);
////////////////////////////////////////////////////////////////////////////////
if(UP==0&&sb==0) // phim "UP" nhan
{
if(min==59)
{
min=0;
}
else
{
min++;
};
rtc_set_time(hour,min,sec); // dat lai gio
sb=1; // bao co phim nhan
}
////////////////////////////////////////////////////////////////////////////////
if(DOWN==0&&sb==0) // phim "DOWN" nhan
{
if(min==0)
{
min=59;
}
else
{
min--;
};
rtc_set_time(hour,min,sec); // dat lai gio
sb=1;
}
}
/*****************************************************/
// doan chuong trinh cho che do 3(mode=3):
if(mode==3) // chinh ngay
{
lcd_gotoxy(0,0);
lcd_putsf("Please,you set Date:");
display_date_lcd(5,1);
Ndate_in_month();
//////////////////////////////////////////////////////////////////////////////////////////
if(UP==0&&sb==0) // phim "UP" nhan
{
if(day==7)
{
day=1;
}
else
{
day++;
};
if(date==No_date)
{
date=1;
}
else
{
date++;
};
rtc_set_date(day,date,month,year);
sb=1; // bao co phim nhan
}
if(DOWN==0&&sb==0) // phim "DOWN" nhan
{
if(day==1)
{
day=7;
}
else
{
day--;
};
if(date==1)
{
date=No_date;
}
else
{
date--;
};
rtc_set_date(day,date,month,year);
sb=1;
}
}
/*****************************************************/
/*****************************************************/
// doan chuong trinh cho che do 4(mode=4):
if(mode==4) // chinh thang
{
lcd_gotoxy(0,0);
lcd_putsf("Please,you set Mont:");
display_date_lcd(5,1);
Ndate_in_month();
//////////////////////////////////////////////////////////////////////////////////////////
if(UP==0&&sb==0) // phim "UP" nhan
{
if(month==12)
{
month=1;
}
else
{
month++;
};
if((day+No_date%7)>7)
{
day=day+(day+No_date%7)-7;
}
else
{
day=(day+No_date%7);
};
if(date>No_date)
{
date=No_date;
}
rtc_set_date(day,date,month,year);
sb=1; // bao co phim nhan
}
if(DOWN==0&&sb==0) // phim "DOWN" nhan
{
if(month==1)
{
month=12;
}
else
{
month--;
};
Ndate_in_month();
if(day>No_date%7)
{
day-=No_date%7;
}
else
{
day=7-(No_date%7-day);
};
if(date>No_date) // vi so ngay moi thang khac nhau
{
date=No_date;
}
rtc_set_date(day,date,month,year);
sb=1;
}
}
/*****************************************************/
}
/*------------------------------------------------------------------------------------------------*/
/*------------------------------------------------------------------------------------------------*/
// Timer1 output compare A interrupt service routine
interrupt [TIM1_COMPA] void timer1_compa_isr(void)
{
display_led7seg(); // quet led 7seg khi co ngat
}
/*------------------------------------------------------------------------------------------------*/
// Declare your global variables here
void main(void)
{
PORTA=0xFE;
DDRA=0xFF;
PORTB=0x00;
DDRB=0xFF; // PORTB lam dau ra
PORTC=0b11111111;
DDRC=0b10000011; // dat cac chan co gia tri 0 de nhan tin hieu tu nut nhan
PORTD=0xFF;
DDRD=0xF7;
// Timer/Counter 1 initialization
// Clock source: System Clock
// Clock value: 31.250 kHz
// Mode: CTC top=OCR1A
// OC1A output: Discon.
// OC1B output: Discon.
// Noise Canceler: Off
// Input Capture on Falling Edge
// Timer1 Overflow Interrupt: Off
// Input Capture Interrupt: Off
// Compare A Match Interrupt: On
// Compare B Match Interrupt: Off
TCCR1A=0x00;
TCCR1B=0x0C;
TCNT1H=0x00;
TCNT1L=0x00;
ICR1H=0x00;
ICR1L=0x00;
OCR1AH=0x00;
OCR1AL=0x0B;
OCR1BH=0x00;
OCR1BL=0x00;
OCR1BH=0x00;
OCR1BL=0x00;
// Timer(s)/Counter(s) Interrupt(s) initialization
TIMSK=0x10;
// Analog Comparator initialization
// Analog Comparator: Off
// Analog Comparator Input Capture by Timer/Counter 1: Off
ACSR=0x80;
SFIOR=0x00;
// ADC initialization
// ADC Clock frequency: 1000,000 kHz
// ADC Voltage Reference: AREF pin
// ADC Auto Trigger Source: None
// Only the 8 most significant bits of
// the AD conversion result are used
ADMUX=FIRST_ADC_INPUT | ADC_VREF_TYPE;
ADCSRA=0xCA;
// SPI initialization
// SPI Type: Master
// SPI Clock Rate: 2*1000.000 kHz
// SPI Clock Phase: Cycle Half
// SPI Clock Polarity: Low
// SPI Data Order: MSB First
SPCR=0x50;
SPSR=0x01;
// I2C Bus initialization
i2c_init();
// DS1307 Real Time Clock initialization
// Square wave output on pin SQW/OUT: On
// Square wave frequency: 1Hz
rtc_init(0,1,0);
// LCD module initialization
lcd_init(16);
// Global enable interrupts
#asm("sei")
lcd_clear();
//rtc_get_time(&hour,&min,&sec); // Doc gio, phut, giay tu ds1307
//if(sec==0) // ds bi mat nguon cap
//{
//rtc_set_time(19,15,00); // Dat lai Gio, Phut, Giay
//rtc_set_date(7,26,02,11); // Dat lai Thu, Ngay, Thang, Nam
//}
while (1)
{
rtc_get_time(&hour,&min,&sec); // Doc gio, phut, giay tu ds1307
rtc_get_date(&day,&date,&month,&year); // Doc thu, ngay, thang, nam tu ds1307
check_conveter_day(); // kiem tra va kiem chuyen thu, che do gio ve dang chuan
check_conveter_hour();
set_alarm_time(); // goi ctc thuc hien cai dat
if(mode==0) // O che do hien thi binh thuong
{
display_lcd(); // Hien thi thoi gian len lcd
}
else // chuyen sang che do set
{
set_alarm_time(); // goi ctc thuc hien cai dat
};
};
}
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