#define _XTAL_FREQ 32000000

// PIC16F18875 Configuration Bit Settings

// 'C' source line config statements

// CONFIG1
#pragma config FEXTOSC = OFF      // External Oscillator mode selection bits (EC above 8MHz; PFM set to high power)
#pragma config RSTOSC = HFINT32  // Power-up default value for COSC bits (EXTOSC operating per FEXTOSC bits)
#pragma config CLKOUTEN = OFF    // Clock Out Enable bit (CLKOUT function is disabled; i/o or oscillator function on OSC2)
#pragma config CSWEN = ON        // Clock Switch Enable bit (Writing to NOSC and NDIV is allowed)
#pragma config FCMEN = ON        // Fail-Safe Clock Monitor Enable bit (FSCM timer enabled)

// CONFIG2
#pragma config MCLRE = ON        // Master Clear Enable bit (MCLR pin is Master Clear function)
#pragma config PWRTE = OFF       // Power-up Timer Enable bit (PWRT disabled)
#pragma config LPBOREN = OFF     // Low-Power BOR enable bit (ULPBOR disabled)
#pragma config BOREN = OFF        // Brown-out reset enable bits (Brown-out Reset Enabled, SBOREN bit is ignored)
#pragma config BORV = LO         // Brown-out Reset Voltage Selection (Brown-out Reset Voltage (VBOR) set to 1.9V on LF, and 2.45V on F Devices)
#pragma config ZCD = OFF         // Zero-cross detect disable (Zero-cross detect circuit is disabled at POR.)
#pragma config PPS1WAY = ON      // Peripheral Pin Select one-way control (The PPSLOCK bit can be cleared and set only once in software)
#pragma config STVREN = ON       // Stack Overflow/Underflow Reset Enable bit (Stack Overflow or Underflow will cause a reset)

// CONFIG3
#pragma config WDTCPS = WDTCPS_31// WDT Period Select bits (Divider ratio 1:65536; software control of WDTPS)
#pragma config WDTE = OFF        // WDT operating mode (WDT enabled regardless of sleep; SWDTEN ignored)
#pragma config WDTCWS = WDTCWS_7 // WDT Window Select bits (window always open (100%); software control; keyed access not required)
#pragma config WDTCCS = SC       // WDT input clock selector (Software Control)

// CONFIG4
#pragma config WRT = OFF         // UserNVM self-write protection bits (Write protection off)
#pragma config SCANE = available // Scanner Enable bit (Scanner module is available for use)
#pragma config LVP = ON          // Low Voltage Programming Enable bit (Low Voltage programming enabled. MCLR/Vpp pin function is MCLR.)

// CONFIG5
#pragma config CP = OFF          // UserNVM Program memory code protection bit (Program Memory code protection disabled)
#pragma config CPD = OFF         // DataNVM code protection bit (Data EEPROM code protection disabled)

// #pragma config statements should precede project file includes.
// Use project enums instead of #define for ON and OFF.

#include <xc.h>

void displayNumber(int);
void display();

void main(void)
{
    TRISA = 0b00000000;
    TRISB = 0b00000000; //Register to display data(for number on VFD tube) on display bus (7 bit)

    while(1){
        displayNumber(1);
        //display();
    }

    return;             //Restart program
}

void display(){
        //8888888888888888888888888888888888
        displayNumber(2);

        LATA0 = 1;
        __delay_ms(5);
        LATA0 = 0;
        //8888888888888888888888888888888888
        displayNumber(5);
        LATA1 = 1;
        __delay_ms(5);
        LATA1 = 0;
        //8888888888888888888888888888888888
        displayNumber(7);
        LATA2 = 1;
        __delay_ms(5);
        LATA2 = 0;
        //8888888888888888888888888888888888
        displayNumber(1);
        LATA3 = 1;
        __delay_ms(5);
        LATA3 = 0;
        //8888888888888888888888888888888888
}

void displayNumber(int display){

    if(display == 1){
        LATB0 = 0;
        LATB1 = 0;
        LATB2 = 0;
        LATB3 = 1;
        LATB4 = 1;
        LATB5 = 0;
        LATA4 = 0;
    }else if(display == 2){
        LATB0 = 0;
        LATB1 = 1;
        LATB2 = 1;
        LATB3 = 0;
        LATB4 = 1;
        LATB5 = 1;
        LATB6 = 1;
    }else if(display == 3){
        LATC0 = 0;
        LATC1 = 0;
        LATC2 = 1;
        LATC3 = 1;
        LATC4 = 1;
        LATC5 = 1;
        LATC6 = 1;
    }else if(display == 4){
        LATC0 = 1;
        LATC1 = 0;
        LATC2 = 0;
        LATC3 = 1;
        LATC4 = 1;
        LATC5 = 0;
        LATC6 = 1;
    }else if(display == 5){
        LATC0 = 1;
        LATC1 = 0;
        LATC2 = 1;
        LATC3 = 1;
        LATC4 = 0;
        LATC5 = 1;
        LATC6 = 1;
    }else if(display == 6){
        LATC0 = 1;
        LATC1 = 1;
        LATC2 = 1;
        LATC3 = 1;
        LATC4 = 0;
        LATC5 = 1;
        LATC6 = 1;
    }else if(display == 7){
        LATC0 = 0;
        LATC1 = 0;
        LATC2 = 0;
        LATC3 = 1;
        LATC4 = 1;
        LATC5 = 1;
        LATC6 = 0;
    }else if(display == 8){
        LATC0 = 1;
        LATC1 = 1;
        LATC2 = 1;
        LATC3 = 1;
        LATC4 = 1;
        LATC5 = 1;
        LATC6 = 1;
    }else if(display == 9){
        LATC0 = 1;
        LATC1 = 0;
        LATC2 = 1;
        LATC3 = 1;
        LATC4 = 1;
        LATC5 = 1;
        LATC6 = 1;
    }else if(display == 0){
        LATC0 = 1;
        LATC1 = 1;
        LATC2 = 1;
        LATC3 = 1;
        LATC4 = 1;
        LATC5 = 1;
        LATC6 = 0;
    }
}