[МПС] Лабораториска 6 - Микропроцесорски Системи

char keypadPort at PORTD;
sbit LCD_RS at RB4_bit;
sbit LCD_EN at RB5_bit;
sbit LCD_D4 at RB0_bit;
sbit LCD_D5 at RB1_bit;
sbit LCD_D6 at RB2_bit;
sbit LCD_D7 at RB3_bit;
sbit LCD_RS_Direction at TRISB4_bit;
sbit LCD_EN_Direction at TRISB5_bit;
sbit LCD_D4_Direction at TRISB0_bit;
sbit LCD_D5_Direction at TRISB1_bit;
sbit LCD_D6_Direction at TRISB2_bit;
sbit LCD_D7_Direction at TRISB3_bit;

short int x = 0;
char merenja[9];

void meri() {
     int i;
     PORTA = 0x2;
     for(i =0; i<x; i++){
             merenja[i] = ADC_Read(7);
             Delay_ms(15);
     }
}

void prikazi() {
     int i;
     PORTA = 0x3;
     for(i =0; i<x; i++)
     {
           Lcd_Out(1,1,merenja[i]);
           Delay_ms(35);
     }
}

void prikaziMax() {
     int i;
     char max = 0;
     PORTA = 0x4;
     for(i = 0; i < x; i++) {
           if(merenja[i] > max){
                         max = merenja[i];
           }
     }
     Lcd_Out(1,1,"MAX e");
     Lcd_Out(6, 1,  merenja[i]);
}

char kp;

void main() {
       Keypad_Init();
       ANSEL = 0b00000100;
       ANSELH = 0;
       Lcd_Init();
       Lcd_Cmd(_LCD_CLEAR);
       Lcd_Cmd(_LCD_CURSOR_OFF);
       TRISE = 1;
       while(1) {
                do{
                  kp = Keypad_Key_Click();

                  PORTA=kp;
                }while (!kp);
                switch (kp)
                {
                  case 1:
                       x = 1;
                       break; // 1
                  case 2:
                       x = 2;
                       break; // 2
                  case 3:
                       x = 3;
                       break; // 3
                  case 4:
                       meri();
                       PORTA = 0x1    ;
                       break; // MERI
                  case 5:
                       x = 4;
                       break; // 4
                  case 6:
                       x = 5;
                       break; // 5
                  case 7:
                       x = 6;
                       break; // 6
                  case 8:
                       prikazi();
                       PORTA = 0x1    ;
                       break; // PRIKAZI SITE
                  case 9:
                       x = 7;
                       break; // 7
                  case 10:
                       x = 8;
                       break; // 8
                  case 11:
                       x = 9;
                       break; // 9
                  case 12:
                       prikaziMax();
                       PORTA = 0x1    ;
                       break; // MAKSIMUM
                  case 14:
                       x = 0;
                       break; // 0
                }
       }
}