solarwind

#include <htc.h>
#include <stdio.h>

typedef unsigned char byte;

__CONFIG(1, IESODIS & FCMDIS & RCIO);
__CONFIG(2, BORDIS & BORV21 & PWRTDIS & WDTDIS);
__CONFIG(3, MCLRDIS);
__CONFIG(4, DEBUGDIS & LVPDIS & XINSTEN);
__CONFIG(5, UNPROTECT);
__CONFIG(6, WRTEN);
__CONFIG(7, TRPB);

#define _XTAL_FREQ 8000000
#define __delay_us(x) _delay((unsigned long)((x)*(_XTAL_FREQ/4000000UL)))
#define __delay_ms(x) _delay((unsigned long)((x)*(_XTAL_FREQ/4000UL)))

byte rx = 0x00;

//putch implementation for printf
void putch(unsigned char byte) {
    TXREG = byte;
    while(TRMT == 0); //Wait while sending
}

//getch implementation
unsigned char getch() {
    while(RCIF == 0); //Wait while receiving
    return RCREG;
}

void main(void) {
    OSCCON = (OSCCON & 0b10001101) | 0b01110010; //Set oscillator frequency

    //All ports are output
    TRISA = 0x00;
    TRISB = 0x00;
    TRISC = 0x00;

    //Disable A2D
    ADON = 0;

    PORTC = 0x00;
    LATC = 0x00;

    while(1) {
        LATC = 0b01010101;
        __delay_ms(2000);
        LATC = 0xFF;
        __delay_ms(2000);
    }

}