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Код: Выделить всё

LCD_DATA_DDR=0xFF;    
    
ClrBit(LCD_CONTROL_PORT, A0);
ClrBit(LCD_CONTROL_PORT, RDWR);

Код: Выделить всё

ClrBit(LCD_CONTROL_PORT, A0);
ClrBit(LCD_CONTROL_PORT, RDWR);

LCD_DATA_DDR=0xFF;    

Код: Выделить всё

#include <delay>
#include <mega8>
#define E PORTB.0
#define RW PORTB.1
#define DI PORTB.2     //H:data L:Instructions
#define CS1 PORTB.3
#define CS2 PORTB.4
#define RS PORTB.5
#define dt 1000
// Declare your global variables here
char z[6]={0xFF,0x40,0x20,0x10,0x08,0x04},i;
void main(void)
{
{
// Declare your local variables here

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

// Port C 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 
PORTC=0x00;
DDRC=0xFF;

// Port D 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 
PORTD=0x00;
DDRD=0xFF;

// 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;

// Timer/Counter 2 initialization
// Clock source: System Clock
// Clock value: Timer2 Stopped
// Mode: Normal top=FFh
// 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;

// Analog Comparator initialization
// Analog Comparator: Off
// Analog Comparator Input Capture by Timer/Counter 1: Off
ACSR=0x80;
SFIOR=0x00;
}
RS=0;
delay_us(20);
RS=1; //restet display
E=0;

RW=0;
DI=0;
PORTD=0b00111111;//turn on
E=1;
delay_us(2);
E=0; 

CS1=1;//select left chip
RW=0;
DI=0;
PORTD=0b10111001;
E=1;
delay_us(2);
E=0;//set page=1

RW=0;
DI=0;
PORTD=0b0100001;
E=1;
delay_us(2);
E=0;//set address=1

while (1) 
      {
      DDRD=0x00;//inputs 
      PORTD=0;
      RW=1;
      DI=0;
      E=1;
      delay_us(1);
      while(PIND.7==1){E=0;delay_us(1);E=1;delay_us(1);}//waits while BUSY
      E=0;
      DDRD=0xFF;
      RW=0;
      DI=1;
      PORTD=z[i];
      if(i++==6)i=0;
      E=1;
      delay_us(2);
      E=0;
      };
}