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Код: Выделить всё

//----------------------------------------------------------------------------
// Функция вывода показаний на дисплей
//----------------------------------------------------------------------------

void SSISend5CharVolt (unsigned char Dig3, unsigned char Dig2, unsigned char Dig1, unsigned char Dig0)
{
	SSISerOE = 1;																//Disable indicators

	SSIShiftesWord = CharSymbolsTable[Dig3];
	for(CurrentBitNumber = 0; CurrentBitNumber < 8; CurrentBitNumber++)
	{
		if (1 == SSIBitForRegister)
		{
			SSISerData	= 1;													//Current bit is equal 1
		}
		else{
			SSISerData	= 0;													//Current bit is equal 0
		}
		SSISerClk = 0;															//Begin write data pulse
		SSISerClk = 1;															//Fix data in shift register
		SSIShiftesWord = SSIShiftesWord >> 1;
	}
	SSIShiftesWord = CharSymbolsTable[Dig2];
	for(CurrentBitNumber = 0; CurrentBitNumber < 8; CurrentBitNumber++)
	{
		if (1 == SSIBitForRegister){
			SSISerData	= 1;													//Current bit is equal 1
		}
		else{
			SSISerData	= 0;													//Current bit is equal 0
		}
		SSISerClk = 0;															//Begin write data pulse
		SSISerClk = 1;															//Fix data in shift register
		SSIShiftesWord = SSIShiftesWord >> 1;
	}
	SSIShiftesWord = CharSymbolsTable[Dig1];
	for(CurrentBitNumber = 0; CurrentBitNumber < 8; CurrentBitNumber++)
	{
		if (1 == SSIBitForRegister){
			SSISerData	= 1;	//Current bit is equal 1
		}
		else{
			SSISerData	= 0;	//Current bit is equal 0
		}
		SSISerClk = 0;			//Begin write data pulse
		SSISerClk = 1;			//Fix data in shift register
		SSIShiftesWord = SSIShiftesWord >> 1;
	}
	SSIShiftesWord = CharSymbolsTable[Dig0];
	for(CurrentBitNumber = 0; CurrentBitNumber < 8; CurrentBitNumber++)
	{
		if (1 == SSIBitForRegister){
			SSISerData	= 1;	//Current bit is equal 1
		}
		else{
			SSISerData	= 0;	//Current bit is equal 0
		}
		SSISerClk = 0;			//Begin write data pulse
		SSISerClk = 1;			//Fix data in shift register
		SSIShiftesWord = SSIShiftesWord >> 1;
	}
	SSISerOE = 0;				//Enable indicators
}

Код: Выделить всё

/////////////////////////////////////////////////////////////////////////////////////
// About Serial Indicator
data char			CurrentBitNumber;
unsigned int 		LED_andmask;		//Word for shifting
data unsigned int SSISendedSymbol;	//Contain symbol sample, prepared for SSI sending
unsigned int  bdata SSIShiftesWord;	//Word for shifting
sbit SSIBitForRegister = SSIShiftesWord ^ 8;	//Serial bit for register 
												//8 - because of big endian in 8051
unsigned long bdata SSIShiftesDWord;	//Word for shifting
sbit SSIBitForRegister2 = SSIShiftesDWord ^ 24;


sbit SSISerData	= P2^0;		//Pin 2.5 is serial data for 74HC299
sbit SSISerClk	= P2^1;		//Pin 2.4 is serial data for 74HC299
sbit SSISerOE	= P2^2;		//Pin 2.3 is serial data for 74HC299


code unsigned long LongSymbolsTable[12] = {
	0xFFFFFF7F, 0xFFFF7FFF, 0xFF7FFFFF, 0x7FFFFFFF,		//----
	0xBFFFFFFF, 0xDFFFFFFF,								//||
	0xEFFFFFFF, 0xFFEFFFFF, 0xFFFFEFFF, 0xFFFFFFEF,		//----
	0xFFFFFFF7, 0xFFFFFFFB,								//||
};

code unsigned int IntSymbolsTable [112] = {
      0x0303, 0x9F03, 0x2503, 0x0D03,   //00, 01, 02, 03
      0x9903, 0x4903, 0x4103, 0x1F03,   //04, 05, 06, 07
      0x0103, 0x0903, 0x039F, 0x9F9F,   //08, 09, 10, 11
      0x259F, 0x0D9F, 0x999F, 0x499F,   //12, 13, 14, 15
      0x419F, 0x1F9F, 0x019F, 0x099F,   //16, 17, 18, 19
      0x0325, 0x9F25, 0x2525, 0x0D25,   //20, 21, 22, 23
      0x9925, 0x4925, 0x4125, 0x1F25,   //24, 25, 26, 27
      0x0125, 0x0925, 0x030D, 0x9F0D,   //28, 29, 30, 31
      0x250D, 0x0D0D, 0x990D, 0x490D,   //32, 33, 34, 35
      0x410D, 0x1F0D, 0x010D, 0x090D,   //36, 37, 38, 39
      0x0399, 0x9F99, 0x2599, 0x0D99,   //40, 41, 42, 43
      0x9999, 0x4999, 0x4199, 0x1F99,   //44, 45, 46, 47
      0x0199, 0x0999, 0x0349, 0x9F49,   //48, 49, 50, 51
      0x2549, 0x0D49, 0x9949, 0x4949,   //52, 53, 54, 55
      0x4149, 0x1F49, 0x0149, 0x0949,   //56, 57, 58, 59
      0x0341, 0x9F41, 0x2541, 0x0D41,   //60, 61, 62, 63
      0x9941, 0x4941, 0x4141, 0x1F41,   //64, 65, 66, 67
      0x0141, 0x0941, 0x031F, 0x9F1F,   //68, 69, 70, 71
      0x251F, 0x0D1F, 0x991F, 0x491F,   //72, 73, 74, 75
      0x411F, 0x1F1F, 0x011F, 0x091F,   //76, 77, 78, 79
      0x0301, 0x9F01, 0x2501, 0x0D01,   //80, 81, 82, 83
      0x9901, 0x4901, 0x4101, 0x1F01,   //84, 85, 86, 87
      0x0101, 0x0901, 0x0309, 0x9F09,   //88, 89, 90, 91
      0x2509, 0x0D09, 0x9909, 0x4909,   //92, 93, 94, 95
      0x4109, 0x1F09, 0x0109, 0x0909,   //96, 97, 98, 99
      0xFFFE, 0xFEFF, 0xFEFE, 0xFFFD,   // ,   ,   .,  -
      0xFDFF, 0xFDFD, 0xFF6D, 0x6DFF,    // -  --
      0xFF93, 0x93FF, 0x9393, 0x9191    //  | |   ||
};

code char CharSymbolsTable[] = {
	0x03, 0x9f, 0x25, 0x0d,						//0, 1, 2, 3
	0x99, 0x49, 0x41, 0x1F,						//4, 5, 6, 7
	0x01, 0x09, 0xFFFF, 0xFFFD,					//8, 9, , .
	0xFFFD
};

Код: Выделить всё

SSIShiftesWord = CharSymbolsTable[Dig2] ^ (0x80*ZPT);

Код: Выделить всё

#include <mega8.h>

#define BLDC_DDR  DDRC
#define BLDC_PORT PORTC
#define UH        PORTC.0
#define UL        PORTC.1
#define VH        PORTC.2
#define VL        PORTC.3
#define WH        PORTC.4
#define WL        PORTC.5



unsigned char a=0;
void main()
{

BLDC_DDR|=0x3F;
BLDC_PORT=0x00;



TCCR2|=(1<<WGM21)|(1<<CS21)|(1<<CS20); // clock/128, CTC
TIMSK|=(1<<OCIE2);//T/C2 compare match interrupt
OCR2=0x0F;
SREG|=0x90;
while (1);
}


interrupt [TIM2_COMP] void TC2_CMP(void)
{
  a+=1;
  //TCNT2=0x5F;
  if (a==1) 
  {
    UL=0;
    UH=1;
  }  
  else if (a==2)
  {
    VL=0;
    VH=1;
  } 
  else if (a==3) 
  {
    UH=0;
    UL=1;
    WL=0;
    WH=1;
  }
  else if (a==4)
  {
    VH=0;
    VL=1;
  }
  else if (a==5)
  {
    WH=0;
    WL=1;
    UL=0;
    UH=1;
    a=0;
  } 
}