/*****************************************************
This program was produced by the
CodeWizardAVR V2.04.4a Advanced
Automatic Program Generator
© Copyright 1998-2009 Pavel Haiduc, HP InfoTech s.r.l.
http://www.hpinfotech.comProject :
Version :
Date : 26.12.2010
Author : NeVaDa
Company :
Comments:
Chip type : ATtiny13A
AVR Core Clock frequency: 3,686400 MHz
Memory model : Tiny
External RAM size : 0
Data Stack size : 16
*****************************************************/
#include <tiny2313.h>
// 1 Wire Bus functions
#asm
.equ __w1_port=0x18 ;PORTB
.equ __w1_bit=7
#endasm
#include <1wire.h>
#include <delay.h>
#include <stdio.h>
#define DS1990_FAMILY_CODE 1
#define SEARCH_ROM 0xF0
#define MAX_DEVICES 1
#define MAX_SERIAL 9
/* DS1990 devices ROM code storage area,
9 bytes are used for each device
(see the w1_search function description),
but only the first 8 bytes contain the ROM code
and CRC */
unsigned char rom_code[MAX_DEVICES][MAX_SERIAL];
eeprom unsigned char key[MAX_DEVICES][MAX_SERIAL];
// Declare your global variables here
void main(void)
{
unsigned char i,j,devices;
// Declare your local variables here
// Crystal Oscillator division factor: 1
#pragma optsize-
CLKPR=0x80;
CLKPR=0x00;
#ifdef _OPTIMIZE_SIZE_
#pragma optsize+
#endif
// Declare your local variables here
// Crystal Oscillator division factor: 1
#pragma optsize-
CLKPR=0x80;
CLKPR=0x00;
#ifdef _OPTIMIZE_SIZE_
#pragma optsize+
#endif
// Input/Output Ports initialization
// Port A initialization
// Func2=In Func1=In Func0=In
// State2=T State1=T State0=T
PORTA=0x00;
DDRA=0x00;
// Port B initialization
PORTB=0xE0;
//PORTB=0b11100000;
DDRB=0b00011000;
// Port D initialization
// Func6=In Func5=In Func4=In Func3=In Func2=In Func1=In Func0=In
// 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
// Mode: Normal top=FFh
// OC0A output: Disconnected
// OC0B output: Disconnected
TCCR0A=0x00;
TCCR0B=0x00;
TCNT0=0x00;
OCR0A=0x00;
OCR0B=0x00;
// Timer/Counter 1 initialization
// Clock source: System Clock
// Clock value: Timer1 Stopped
// Mode: Normal top=FFFFh
// 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;
// External Interrupt(s) initialization
// INT0: Off
// INT1: Off
// Interrupt on any change on pins PCINT0-7: Off
GIMSK=0x00;
MCUCR=0x00;
// Timer(s)/Counter(s) Interrupt(s) initialization
TIMSK=0x00;
// Universal Serial Interface initialization
// Mode: Disabled
// Clock source: Register & Counter=no clk.
// USI Counter Overflow Interrupt: Off
USICR=0x00;
// Analog Comparator initialization
// Analog Comparator: Off
// Analog Comparator Input Capture by Timer/Counter 1: Off
ACSR=0x80;
// 1 Wire Bus initialization
w1_init();
//devices=w1_search(SEARCH_ROM,&rom_code[0][0]);
// PORTB |= 1<<3;
//// PORTB |= 1<<4;
// delay_ms(1000);
// PORTB &= ~(1<<4);
//PINB.4=1;
// PINB.3=1;
delay_ms(600);
// PINB.3=0;
// PINB.4=0;
while (1)
{
devices=w1_search(SEARCH_ROM,&rom_code[0][0]);
// detect how many 1 Wire devices are present on the bus
delay_ms(470);
if(PINB.6==0)
{
PORTB &= ~(1<<4);
delay_ms(250);
PORTB &= ~(1<<4);
}
if(PINB.5==0)
{
PORTB |= 1<<3;
delay_ms(250);
PORTB |= 1<<3;
}
}
}
Повторная запись в порт
Dec 28 2010, 14:06
