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Код: Выделить всё

#include <tiny2313.h>
#include <stdlib.h>
#include <ctype.h>
#include <delay.h>
#include <string.h>
#asm
   .equ __w1_port=0x12 ;PORTD
   .equ __w1_bit=2
#endasm
#include <1wire.h>
#include <ds1820.h> 
#include <delay.h>
#define MAX_DEVICES 6
unsigned char rom_codes[MAX_DEVICES][9];

unsigned char digit_ar[15]      =  {
                                    0b11111100,     //0
                                    0b01100000,     //1
                                    0b11011010,     //2
                                    0b11110010,     //3
                                    0b01100110,     //4
                                    0b10110110,     //5
                                    0b10111110,     //6
                                    0b11100000,     //7
                                    0b11111110,     //8
                                    0b11110110,     //9
                                    0b00000001,     //.
                                    0b00000000,     // empty
                                    0b00000010,     //-
                                    0b11000110,     //*
                                    0b01101110      //N
                                    };
                                      


unsigned char SPlace_ar[4]      = { 0b01000000,
                                    0b00100000, 
                                    0b00010000,
                                    0b00001000};

//unsigned char str[5];
//Ãëîáàëüíàÿ ïåðåìåííàÿ äëÿ õðàíåíèÿ ñòðîêè âûâîäà
unsigned char str[4];
//Íîìåð çíàêîìåñòà
unsigned char SignPlace = 0;

void avr_init(void); 

//Timer 0 interrupt
interrupt [TIM0_OVF] void timer0_ovf_isr(void)
{
    unsigned char m;
    bit c;
    
    TCNT0  = 0; 
   
    if (str[SignPlace] == '.') {
        m = 10;
        c   = 1;
    };
    if (str[SignPlace] == '+') {
        m = 13;
        c   = 1;
    };
    if (str[SignPlace] == '-') {
        m = 12; 
        c   = 1;
    };    
    if (str[SignPlace] == 'N') {
        m = 14; 
        c   = 1;
    };
    if (isprint(str[SignPlace]) == 0) {
        m = 11; 
        c   = 1;
    };
    
    if (c == 0) {
        m   = toint(str[SignPlace]);
    }
                            
    PORTD   = 0;
    PORTB   = 0;
    PORTB   =   digit_ar[m];
    PORTD   =   SPlace_ar[SignPlace];
    
    c = 0;
    SignPlace = SignPlace + 1;
    if (SignPlace == 4) SignPlace = 0;
}  

void main(void)
{
    float znach;
    unsigned char i,devices;
    unsigned char str1[3];

    avr_init(); 
    
    #asm("cli");
    devices=w1_search(0xf0,rom_codes);  
    #asm("sei");
    
       
    if (devices == 0) {
        strcpyf(str, "Err.");
        while (1);
    } else {
     strcpyf(str, "N118");  //âûâåñòè ñòðîêó ÍÈÈÁ
     };
     delay_ms(2000); 

    while (1)
            {
                 for (i=0;i<devices;i++)
                 {  
                  
                    #asm("cli"); 
                    znach=ds1820_temperature_10(&rom_codes[i][0])/10;
                    #asm("sei");
                    itoa((int)znach, str);
                    str1[0] = '+';
                    strcat(str1, str);
                    delay_ms(5); 
                    };
                    
            };
}

void avr_init(void)
{
// 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
// Func7=Out Func6=Out Func5=Out Func4=Out Func3=Out Func2=Out Func1=Out Func0=Out 
// State7=0 State6=0 State5=0 State4=0 State3=0 State2=0 State1=0 State0=0 
PORTB=0x00;
DDRB=0xFF;

// Port D initialization
// Func6=Out Func5=Out Func4=Out Func3=Out Func2=Out Func1=Out Func0=Out 
// State6=0 State5=0 State4=0 State3=0 State2=0 State1=0 State0=0 
PORTD=0x00;
DDRD=0x7F;

// Timer/Counter 0 initialization
// Clock source: System Clock
// Clock value: 125,000 kHz
// Mode: Normal top=FFh
// OC0A output: Disconnected
// OC0B output: Disconnected
TCCR0A=0x00;
TCCR0B=0x02;//(2)
TCNT0=0x00;
OCR0A=0x00;
OCR0B=0x00;

// Timer/Counter 1 initialization
// Clock source: System Clock
// Clock value: Timer 1 Stopped
// Mode: Normal top=FFFFh
// OC1A output: Discon.
// OC1B output: Discon.
// Noise Canceler: Off
// Input Capture on Falling Edge
// Timer 1 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=0x02;

// 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;


#asm("sei") 
}

Код: Выделить всё

#include <mega8.h>
#include <delay.h>

unsigned char x;

unsigned char y;

unsigned char status[4] = { 0b10000001,
                        0b01000010,
                        0b00100100,
                        0b00011000 };

unsigned char status2[4] = { 0b11111111,
                        0b01111110,
                        0b00111100,
                        0b00011000 };   

interrupt [EXT_INT0] void ext_int0_isr(void)
{
x=++x;            
    switch (x)
    {
    case 1:
     
     for(y=0;y<3;y++)
            {
                PORTB=status[y];    //output data
                delay_ms(300);  //wait for some time
            }
            PORTB=0;            
           
    break;
    case 2:
    for(y=0;y<3;y++)
            {
                PORTB=status2[y];    //вывод информации
                delay_ms(300);  //задержка
            }
           x=0;
      }
return;
}

// Declare your global variables here

void main(void)
{

// Declare your local variables here

// Input/Output Ports initialization
// Port B initialization
// Func7=Out Func6=Out Func5=Out Func4=Out Func3=Out Func2=Out Func1=Out Func0=Out 
// State7=0 State6=0 State5=0 State4=0 State3=0 State2=0 State1=0 State0=0 
PORTB=0x00;
DDRB=0xFF;

PORTD=0xFF;
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=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: On
// INT0 Mode: Low level
// INT1: Off
GICR|=0x40;
MCUCR=0b0000011;;
GIFR=0b01000000;

// Timer(s)/Counter(s) Interrupt(s) initialization
TIMSK=0x00;


// Global enable interrupts
#asm("sei")

while (1)
      {
     

      };
}

Код: Выделить всё

char x;
if (PINB.1==0) x=0xFF;

Код: Выделить всё

char x;
if (PINB.1==0) x=0xFF;
if (PINB.2==0) x=0x80;
if (PINB.3==0) x=0x01;

Код: Выделить всё

int val=-1;

sprintf (sss, "+%d", val);