roboforum.ru

/*****************************************************
This program was produced by the
CodeWizardAVR V1.24.5 Standard
Automatic Program Generator
й Copyright 1998-2005 Pavel Haiduc, HP InfoTech s.r.l.
http://www.hpinfotech.com
e-mail:office@hpinfotech.com

Project : 
Version : 
Date    : 16.02.2006
Author  : Artem                           
Company : Art Inc. UnLTD.                 
Comments: 


Chip type           : ATmega8
Program type        : Application
Clock frequency     : 4,000000 MHz
Memory model        : Small
External SRAM size  : 0
Data Stack size     : 256
*****************************************************/

#include <mega8.h>
#include <delay.h>
#define ADC_VREF_TYPE 0xE0

unsigned char read_adc(unsigned char adc_input)
{
ADMUX=adc_input|ADC_VREF_TYPE;
// Start the AD conversion
ADCSRA|=0x40;
// Wait for the AD conversion to complete
while ((ADCSRA & 0x10)==0);
ADCSRA|=0x10;
return ADCH;
}

void some()
{
#asm("nop");
}
 

void nlcd_init()
{
// MELT MT-12232B
// PORTC.4 - RES
// PORTC.3 - rw
// PORTC.2 - E2
// PORTC.1 - E1
// PORTC.0 - A0
// PORTD 0..7 - DB 0..7

PORTC.4=0;
delay_ms(20);
PORTC.4=1;
delay_ms(10);

PORTD=238;
some();
PORTC.2=1;
PORTC.1=1;
some();
PORTC.2=0;
PORTC.1=0;
some();

PORTD=164;
some();
PORTC.2=1;
PORTC.1=1;
some();
PORTC.2=0;
PORTC.1=0;
some();

PORTD=169;
some();
PORTC.2=1;
PORTC.1=1;
some();
PORTC.2=0;
PORTC.1=0;
some();


PORTD=175;
some();
PORTC.2=1;
PORTC.1=1;
some();
PORTC.2=0;
PORTC.1=0;
some(); 

PORTD=128+64;
some();
PORTC.2=1;
PORTC.1=1;
some();
PORTC.2=0;
PORTC.1=0;
some();

}




void nlcd_putbyte(char page, unsigned char addr, unsigned char data)
{

PORTD=128+32+16+8+page;
some();
PORTC.1=addr<61;
PORTC.2=!PORTC.1;
some();
PORTC.1=0;
PORTC.2=0;
some();

PORTD=addr%61;
some();
PORTC.1=addr<61;
PORTC.2=!PORTC.1;
some();
PORTC.1=0;
PORTC.2=0;
some();

PORTD=data;
PORTC.0=1;
some();
PORTC.1=addr<61;
PORTC.2=!PORTC.1;
some();
PORTC.1=0;
PORTC.2=0;
some();
PORTC.0=0;
}

char nlcd_getbyte(char page, char addr)
{
unsigned char res;
PORTD=128+32+16+8+page;
some();
PORTC.1=addr<61;
PORTC.2=!PORTC.1;
some();
PORTC.2=0;
PORTC.1=0;
some();

PORTD=addr%61;
some();
PORTC.1=addr<61;
PORTC.2=!PORTC.1;
some();
PORTC.2=0;
PORTC.1=0;
some();

DDRD=0;
PORTD=255;


PORTC.0=1;
PORTC.3=1;
some();
PORTC.1=addr<61;
PORTC.2=!PORTC.1;
some();
PORTC.2=0;
PORTC.1=0;
some();
PORTC.0=0;
PORTC.3=0;
some();


PORTC.0=1;
PORTC.3=1;
some();
PORTC.1=addr<61;
PORTC.2=!PORTC.1;
some();
res=PIND;
PORTC.2=0;
PORTC.1=0;
some();
PORTC.0=0;
PORTC.3=0;
DDRD=255; 

return res;
}          

void nlcd_clear(void)
{int y;
for (y=0;y<488; y++)
{ nlcd_putbyte( y/122, (y)%122, 0);
}


}

void nlcd_putpixel (char x, char y, char color)
{
char page, data;
page=y/8;
data=nlcd_getbyte(page,x);
data=data|(1<<(y%8));
nlcd_putbyte(page,x,data);
}

// Рисуем вертикальную линию
void nlcd_vline(char x, char y1, char y2)
{
char d;
if (y1>y2){d=y2; y2=y1; y1=d; }

for (d=y1; d<=y2; d++) nlcd_putpixel(x,d  ,255);

}

// Timer 0 overflow interrupt service routine
interrupt [TIM0_OVF] void timer0_ovf_isr(void)
{
// Place your code here

}

// Declare your global variables here

void main(void)
{
// Declare your local variables here
int x,y; 
char buf[130];
// Input/Output Ports initialization
// Port B initialization
// Func7=In Func6=In Func5=In Func4=In Func3=In Func2=In Func1=In Func0=In 
// State7=T State6=T State5=T State4=T State3=T State2=T State1=T State0=T 
PORTB=0x00;
DDRB=0x00;

// Port C initialization
// Func6=In Func5=In Func4=Out Func3=Out Func2=Out Func1=Out Func0=Out 
// State6=T State5=T State4=0 State3=0 State2=0 State1=0 State0=0 
PORTC=0x00;
DDRC=0x1F;

// 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
TCCR0=0x05;
TCNT0=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
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: Timer 2 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=0x01;

// Analog Comparator initialization
// Analog Comparator: Off
// Analog Comparator Input Capture by Timer/Counter 1: Off
ACSR=0x80;
SFIOR=0x00;

ADMUX=ADC_VREF_TYPE;
ADCSRA=0x85;

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

nlcd_init();

delay_ms(200);

nlcd_clear();

delay_ms(200);
x=0;
while (1)
      {

for (x=0; x<131; x++){
buf[x]=read_adc(5);
delay_ms(1);
}

nlcd_clear();

for (x=0; x<122; x++){
nlcd_vline(x,buf[x],buf[x+1] );
}

      // Place your code here

      };
}