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//Program pro vyzkouseni funkcnosti modulu s LCD a mikropocitacem ATmega8 |
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//Program pro vyzkouseni funkcnosti modulu s LCD a mikropocitacem ATmega8 |
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//MLAB 21.11.2011 (JACHO) |
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//MLAB 21.11.2011 (JACHO) |
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//vytvoreno v programu AVR studio 4 |
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//vytvoreno v programu AVR studio 4 |
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//Propojení pinù modulu s LCD a ATmega8 (jejich nastavení se provádí v lcd.h) |
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//PIN_D0 PC3 |
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//PIN_D1 PB4 |
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//PIN_D2 PB5 |
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//PIN_D3 PB3 |
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//PIN_E PB1 |
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//PIN_RS PB2 |
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#include <avr/io.h> |
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#include <avr/io.h> |
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#include <stdio.h> |
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#include <stdio.h> |
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#include <avr/iom8.h> |
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#include <avr/iom8.h> |
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#include "lcd.h" |
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#include "lcd.h" |
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#include "lcd.c" |
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#include "lcd.c" |
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#include <util/delay.h> |
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#include <util/delay.h> |
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#define MAXDISPLBUFFER 20 //buffer pro lcd display |
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#define MAXDISPLBUFFER 20 //buffer pro lcd display |
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//----------------------------------------------------------------------------- |
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//----------------------------------------------------------------------------- |
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int main(void) |
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int main(void) |
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{ |
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{ |
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LCD_init(); //Inicializace LCD |
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LCD_init(); //Inicializace LCD |
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char zasobnik[19]; |
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char zasobnik[19]; |
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sprintf(zasobnik,"LCD je OK"); //vlozi text do zasobnik |
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sprintf(zasobnik,"LCD je OK"); //vlozi text do zasobnik |
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LCD_gotoxy(0,0); //definuje kam se zacne zapisovat na LCD |
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LCD_gotoxy(0,0); //definuje kam se zacne zapisovat na LCD |
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ProcesDispl(zasobnik); |
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ProcesDispl(zasobnik); |
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LCD_gotoxy(0,2); |
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LCD_gotoxy(0,2); |
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ProcesDispl(zasobnik); |
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ProcesDispl(zasobnik); |
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_delay_ms(1); |
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_delay_ms(1); |
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return 0; |
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return 0; |
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} |
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} |
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void ProcesDispl(char *data) //zajiuje tisk øetìzce na lcd |
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void ProcesDispl(char *data) //zajiuje tisk øetìzce na lcd |
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{ |
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{ |
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uint8_t a,b; |
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uint8_t a,b; |
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for (a=0;a<MAXDISPLBUFFER;a++) |
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for (a=0;a<MAXDISPLBUFFER;a++) |
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{ |
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{ |
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switch (*(data+a)) |
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switch (*(data+a)) |
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{ |
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{ |
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case 0: *data = 0;return; |
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case 0: *data = 0;return; |
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case '\n': LCD_gotoxy(1,2);break; //posun na druhej øádek |
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case '\n': LCD_gotoxy(1,2);break; //posun na druhej øádek |
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case '\r': LCD_gotoxy(1,1);break; |
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case '\r': LCD_gotoxy(1,1);break; |
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case '\a': LCD_gotoxy(6,2);break; //posun na 2.øádek 6.políèko |
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case '\a': LCD_gotoxy(6,2);break; //posun na 2.øádek 6.políèko |
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case '\f': LCD_gotoxy(1,1); |
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case '\f': LCD_gotoxy(1,1); |
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for (b=0;b<8;b++) LCD_putc(0x20); |
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for (b=0;b<8;b++) LCD_putc(0x20); |
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LCD_gotoxy(1,2); |
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LCD_gotoxy(1,2); |
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for (b=0;b<8;b++) LCD_putc(0x20); |
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for (b=0;b<8;b++) LCD_putc(0x20); |
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LCD_gotoxy(1,1); |
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LCD_gotoxy(1,1); |
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break; |
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break; |
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default : LCD_putc(*(data+a)); |
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default : LCD_putc(*(data+a)); |
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} |
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} |
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} |
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} |
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*data = 0; |
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*data = 0; |
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} |
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} |