void sr_w(unsigned char ch )
{
    unsigned char counter = 8;

    ISP_ST_CP = 0;
    ISP_SH_CP = 0;
    while (counter--)
    {
        ISP_SH_CP = 0;
        if ( ch & 0x80 )    
            ISP_DS = 1;
        else    
            ISP_DS = 0;
        #asm("nop")
            ISP_SH_CP = 1;
        ch <<= 1;
    }

        ISP_ST_CP = 1;
}

        if ( ch & 0x80 )    
            ISP_DS = 1;
        else    
            ISP_DS = 0;

SR_W(255);

SR_W(258)

void sr_w(unsigned int ch )
{
    unsigned char counter = 16;

    ISP_ST_CP = 0;
    ISP_SH_CP = 0;
    while (counter--)
    {
        ISP_SH_CP = 0;
        if ( ch & 0x8000 )    
            ISP_DS = 1;
        else    
            ISP_DS = 0;
        #asm("nop")
            ISP_SH_CP = 1;
        ch <<= 1;
    }

        ISP_ST_CP = 1;
}

void sr_w(unsigned char ch )
{
    unsigned char counter = 8;

//    ISP_ST_CP = 0; - убрали, но можно и оставить
    ISP_SH_CP = 0;
    while (counter--)
    {
        ISP_SH_CP = 0;
        if ( ch & 0x80 )    
            ISP_DS = 1;
        else    
            ISP_DS = 0;
        #asm("nop")
            ISP_SH_CP = 1;
        ch <<= 1;
    }

//        ISP_ST_CP = 1;  - убрали
}

/*****************************************************
This program was produced by the
CodeWizardAVR V1.25.3 Professional
Automatic Program Generator
© Copyright 1998-2007 Pavel Haiduc, HP InfoTech s.r.l.
http://www.hpinfotech.com

Project :
Version :
Date    : 12.05.2007
Author  : F4CG                            
Company : F4CG                            
Comments:


Chip type           : AT90S2313
Clock frequency     : 11,059200 MHz
Memory model        : Tiny
External SRAM size  : 0
Data Stack size     : 32
*****************************************************/

#include <90s2313.h>                      


#define ISP_DS          PORTB.1   //  SR_DATA
#define ISP_SH_CP       PORTB.0   //  SR_CLK
#define ISP_ST_CP       PORTB.2   //  SR_LATCH
#define ISP_MR          PORTB.3   //  MR

unsigned int i = 258; //0x0102                          

// Declare your global variables here

void sr_w(unsigned char ch );

void sr_w(unsigned char ch )
{
    unsigned char counter = 8;

//    SR_LATCH = LOW;
//    SR_CLK = LOW;
//    ISP_ST_CP = 0;
    ISP_SH_CP = 0;
    while (counter--)
    {
//        SR_CLK = LOW;
        ISP_SH_CP = 0;
        if ( ch & 0x80 )    
//            SR_DATA = HIGH
            ISP_DS = 1;
        else    
//            SR_DATA = LOW;
            ISP_DS = 0;
        #asm("nop")
//        SR_CLK = HIGH;
            ISP_SH_CP = 1;
        ch <<= 1;        // ñäâèã âëåâî
    }
//    SR_LATCH = HIGH;    // çàù¸ëêíåì
//      ISP_ST_CP = 1;
//    ISP_MR = 1;
}
  
void main(void)
{
// Declare your local variables here

// Input/Output Ports initialization
// Port B initialization
// Func7=In Func6=In Func5=In Func4=In Func3=Out Func2=Out Func1=Out Func0=Out
// State7=T State6=T State5=T State4=T State3=0 State2=0 State1=0 State0=0
PORTB=0x00;
DDRB=0x0F;

// 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
TCCR0=0x00;
TCNT0=0x00;

// Timer/Counter 1 initialization
// Clock source: System Clock
// Clock value: Timer 1 Stopped
// Mode: Normal top=FFFFh
// OC1 output: Discon.
// Noise Canceler: Off
// Input Capture on Falling Edge
// Timer 1 Overflow Interrupt: Off
// Input Capture Interrupt: Off
// Compare Match Interrupt: Off
TCCR1A=0x00;
TCCR1B=0x00;
TCNT1H=0x00;
TCNT1L=0x00;
OCR1H=0x00;
OCR1L=0x00;

// External Interrupt(s) initialization
// INT0: Off
// INT1: Off
GIMSK=0x00;
MCUCR=0x00;

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

// Analog Comparator initialization
// Analog Comparator: Off
// Analog Comparator Input Capture by Timer/Counter 1: Off
ACSR=0x80;

sr_w(258);


ISP_ST_CP = 0;
sr_w((unsigned char)(i>>8));//0x01
sr_w((unsigned char)(i));//0x02
ISP_ST_CP = 1; // ïîñëå ýòîé êîìàíäû íîâûå äàííûå ïîÿâëÿþòñÿ íà âûõîäå.

while (1)
      {
      // Place your code here



      };
}