Prueba de Structs y Funciones

/*
 * File:   main.c
 * Author: Kurt
 * Prueba de structs
 * Created on 11 de marzo de 2021, 12:50hrs
 */

//------------------------------------------------------------------------------
// Palabra de configuración
//------------------------------------------------------------------------------

#pragma config FOSC = EXTRC_NOCLKOUT// Oscillator Selection bits (RCIO oscillator: I/O function on RA6/OSC2/CLKOUT pin, RC on RA7/OSC1/CLKIN)
#pragma config WDTE = OFF       // Watchdog Timer Enable bit (WDT disabled and can be enabled by SWDTEN bit of the WDTCON register)
#pragma config PWRTE = OFF      // Power-up Timer Enable bit (PWRT disabled)
#pragma config MCLRE = OFF      // RE3/MCLR pin function select bit (RE3/MCLR pin function is digital input, MCLR internally tied to VDD)
#pragma config CP = OFF         // Code Protection bit (Program memory code protection is disabled)
#pragma config CPD = OFF        // Data Code Protection bit (Data memory code protection is disabled)
#pragma config BOREN = OFF      // Brown Out Reset Selection bits (BOR disabled)
#pragma config IESO = OFF       // Internal External Switchover bit (Internal/External Switchover mode is disabled)
#pragma config FCMEN = OFF      // Fail-Safe Clock Monitor Enabled bit (Fail-Safe Clock Monitor is disabled)
#pragma config LVP = OFF        // Low Voltage Programming Enable bit (RB3 pin has digital I/O, HV on MCLR must be used for programming)

// CONFIG2
#pragma config BOR4V = BOR40V   // Brown-out Reset Selection bit (Brown-out Reset set to 4.0V)
#pragma config WRT = OFF        // Flash Program Memory Self Write Enable bits (Write protection off)

//------------------------------------------------------------------------------
// Librerías y #defines
//------------------------------------------------------------------------------

#define _XTAL_FREQ 8000000

#define RS PORTEbits.RE0
#define EN PORTEbits.RE1
#define D0 PORTDbits.RD0
#define D1 PORTDbits.RD1
#define D2 PORTDbits.RD2
#define D3 PORTDbits.RD3
#define D4 PORTDbits.RD4
#define D5 PORTDbits.RB5
#define D6 PORTDbits.RD6
#define D7 PORTDbits.RD7

#include <xc.h>
#include <stdint.h>


//------------------------------------------------------------------------------
// Variables
//------------------------------------------------------------------------------

struct carro {
    uint8_t a;
    uint8_t b;
};

//------------------------------------------------------------------------------
// Prototipos de funciones
//------------------------------------------------------------------------------
void setup(void);
void funcion(uint8_t var);
uint8_t funcion2(void);

//------------------------------------------------------------------------------
// Loop principal
//------------------------------------------------------------------------------
void main(void) {

    setup();
    unsigned int a;


    struct carro STI;
    STI.a = 0xAA;
    STI.b = 0xBB;

    funcion(STI.a);
    STI.b = funcion2();
    return;
}

//------------------------------------------------------------------------------
// CONFIGURACION
//------------------------------------------------------------------------------

void setup(void) {
    ANSEL = 0x00;
    ANSELH = 0x00;
    TRISA = 0x00;
    TRISB = 0x00;
    TRISC = 0x00;
    TRISD = 0x00;
    TRISE = 0x00;
    PORTA = 0x00;
    PORTB = 0x00;
    PORTC = 0x00;
    PORTD = 0x00;
    PORTE = 0x00;
}

void funcion (uint8_t var){
    uint8_t c = var;
}

uint8_t funcion2(void) {
    return 0xFF;
}