/*****************************************************
This program was produced by the
CodeWizardAVR V2.05.0 Professional
Automatic Program Generator
© Copyright 1998-2010 Pavel Haiduc, HP InfoTech s.r.l.
http://www.hpinfotech.com Project :
Version :
Date : 03-12-2015
Author : NeVaDa
Company :
Comments:
Chip type : ATmega8
Program type : Application
AVR Core Clock frequency: 8.000000 MHz
Memory model : Small
External RAM size : 0
Data Stack size : 256
*****************************************************/
#include <mega8.h>
// 1 Wire Bus interface functions
#include <1wire.h>
// DS1820 Temperature Sensor functions
#include <ds18b20.h>
// Alphanumeric LCD Module functions
#include <alcd.h>
#include <delay.h>
#include <stdio.h>
// Declare your global variables here
void main(void)
{
// Declare your local variables here
char LCD_Buffer[15];
unsigned char *T=0;
float nhiet_do;
// Input/Output Ports initialization
// Port B initialization
// Func7=In Func6=In Func5=In Func4=In Func3=In Func2=In Func1=In Func0=In
// State7=T State6=T State5=T State4=T State3=T State2=T State1=T State0=T
PORTB=0x00;
DDRB=0x00;
// Port C initialization
// Func6=In Func5=In Func4=Out Func3=Out Func2=In Func1=In Func0=In
// State6=T State5=T State4=1 State3=1 State2=T State1=T State0=T
PORTC=0x18;
DDRC=0x18;
// Port D initialization
// Func7=In Func6=In Func5=In Func4=In Func3=In Func2=In Func1=In Func0=In
// State7=T State6=T State5=T State4=T State3=T State2=T State1=T State0=T
PORTD=0x00;
DDRD=0x00;
// Timer/Counter 0 initialization
// Clock source: System Clock
// Clock value: Timer 0 Stopped
TCCR0=0x00;
TCNT0=0x00;
// Timer/Counter 1 initialization
// Clock source: System Clock
// Clock value: Timer1 Stopped
// Mode: Normal top=0xFFFF
// 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: Off
// Compare B Match Interrupt: Off
TCCR1A=0x00;
TCCR1B=0x00;
TCNT1H=0x00;
TCNT1L=0x00;
ICR1H=0x00;
ICR1L=0x00;
OCR1AH=0x00;
OCR1AL=0x00;
OCR1BH=0x00;
OCR1BL=0x00;
// Timer/Counter 2 initialization
// Clock source: System Clock
// Clock value: Timer2 Stopped
// Mode: Normal top=0xFF
// OC2 output: Disconnected
ASSR=0x00;
TCCR2=0x00;
TCNT2=0x00;
OCR2=0x00;
// External Interrupt(s) initialization
// INT0: Off
// INT1: Off
MCUCR=0x00;
// Timer(s)/Counter(s) Interrupt(s) initialization
TIMSK=0x00;
// USART initialization
// USART
*ẩn*abled
UCSRB=0x00;
// Analog Comparator initialization
// Analog Comparator: Off
// Analog Comparator Input Capture by Timer/Counter 1: Off
ACSR=0x80;
SFIOR=0x00;
// ADC initialization
// ADC
*ẩn*abled
ADCSRA=0x00;
// SPI initialization
// SPI
*ẩn*abled
SPCR=0x00;
// TWI initialization
// TWI
*ẩn*abled
TWCR=0x00;
// 1 Wire Bus initialization
// 1 Wire Data port: PORTB
// 1 Wire Data bit: 3
// Note: 1 Wire port settings must be specified in the
// Project|Configure|C Compiler|Libraries|1 Wire IDE menu.
w1_init();
// Alphanumeric LCD initialization
// Connections specified in the
// Project|Configure|C Compiler|Libraries|Alphanumeric LCD menu:
// RS - PORTC Bit 0
// RD - PORTC Bit 1
// EN - PORTC Bit 2
// D4 - PORTD Bit 0
// D5 - PORTD Bit 1
// D6 - PORTD Bit 2
// D7 - PORTD Bit 3
// Characters/line: 16
ds18b20_init(T,0,0,DS18B20_11BIT_RES);
delay_ms(500);
lcd_init(16);
lcd_clear();
while (1)
{
// Place your code here
nhiet_do=ds18b20_temperature(T);
delay_ms(500);
sprintf(LCD_Buffer,"temp: %2.2f",nhiet_do);
lcd_gotoxy(0,1);
lcd_puts(LCD_Buffer);
delay_ms(1000);
if(nhiet_do>39){PORTC.3=1;}
else {PORTC.3=0;}
}
}
Vũ Văn Thái - 
vuthai
