/*****************************************************
Chip type               : ATmega32
Program type            : Application
AVR Core Clock frequency: 8,000000 MHz
Memory model            : Small
External RAM size       : 0
Data Stack size         : 512
*****************************************************/
#include <mega32.h>
#include <delay.h>
#include <stdio.h>
#include <io.h>
#include <string.h>
#include <alcd.h>

//*************************************************************
void main(void)
{
typedef struct menu
    {   char jmeno[11];
        char anone:1;
     }MENU;
struct MENU polozka_menu[5][70]= {
                {{"menu1",0},{"menu2",0},{"menu3",0},{"menu4",0}},
                {{"submenuA1",0},{"submenuA2",0},{"submenuA3",0},{"submenuA4",0}},
                {{"submenuB1",0},{"submenuB2",0},{"submenuB3",0},{"submenuB4",0},{"submenuB5",0}},
                {{"submenuC1",0},{"submenuC2",0},{"submenuC3",0}}  
                               }; 
unsigned char a;
unsigned char poz_X=0;
unsigned char poz_Y=0;
char radek1[17]=("");
char radek2[17]=("");                               
// 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 
PORTA=0x00;
DDRA=0x00;
PORTB=0x00;
DDRB=0x00;
PORTC=0x1F;
DDRC=0x00;
PORTD=0x00;
DDRD=0x00;
// Timer/Counter 0 initialization
// Clock source: System Clock
// Clock value: Timer 0 Stopped
// Mode: Normal top=0xFF
// OC0 output: Disconnected
TCCR0=0x00;
TCNT0=0x00;
OCR0=0x00;

// Timer/Counter 1 initialization
// Clock source: System Clock
// Clock value: Timer1 Stopped
// Mode: Normal top=0xFFFF
// 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=0xFF
// OC2 output: Disconnected
ASSR=0x00;
TCCR2=0x00;
TCNT2=0x00;
OCR2=0x00;

// External Interrupt(s) initialization
// INT0: Off
// INT1: Off
// INT2: Off
MCUCR=0x00;
MCUCSR=0x00;

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

// USART initialization
// USART disabled
UCSRB=0x00;

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

// ADC initialization
// ADC disabled
ADCSRA=0x00;

// SPI initialization
// SPI disabled
SPCR=0x00;

// TWI initialization
// TWI disabled
TWCR=0x00;

// Alphanumeric LCD initialization
// Connections specified in the
// Project|Configure|C Compiler|Libraries|Alphanumeric LCD menu:
// RS - PORTA Bit 0
// RD - PORTA Bit 1
// EN - PORTA Bit 2
// D4 - PORTA Bit 4
// D5 - PORTA Bit 5
// D6 - PORTA Bit 6
// D7 - PORTA Bit 7
// Characters/line: 16
lcd_init(16);
lcd_puts("Test LCD");
delay_ms(1000);
strcpy(radek1,"Menu");

                   
    while (1)
    {   
        lcd_gotoxy(0,0);
        lcd_puts(radek1);
        lcd_gotoxy(0,1);
        lcd_puts(radek2);
       switch (PINC)
        {case 1:if (poz_Y>0) poz_Y--; else poz_Y=5; break;//PINC.0 klávesa Left 
         case 2:if (poz_Y<5) poz_Y++; else poz_Y=0; break;//PINC.1 klávesa Right
         case 4:if (poz_X==0){poz_X=poz_Y+1; poz_Y=0;} else //X=o tak jsem v hlavn9m menu a po Enteru skacu do sumenu, ale v submneu ji6 neguji promennou ANONE
                             {/*polozka_menu[poz_X][poz_Y].anone=!polozka_menu[poz_X][poz_Y].anone;*/}; break; //PINC.2 klávesa ENTER
         case 8:if (poz_X==0){poz_X=0; poz_Y=0;} else //X=0 tak jsem v hlavnim menu a 0,0
                                {if (poz_Y>0) poz_Y=0; else //po escapu skoci ye submenu do X,0 a pak do 0,0
                                              {poz_Y=poz_X-1; poz_X=0;}} break;//PINC.3 klávesa ESC     
         //default:
       };  
       strcpy(radek2,polozka_menu[poz_X][poz_Y].jmeno);  


    }
}