[NPAVR Board] AVR - Atmega128 (Character LCD, Switch)

#include <avr/io.h>
#define F_CPU 16000000
#include <util/delay.h>
#include "lcd.h"
#include <stdio.h>
#include <stdlib.h>
 
#define LED_SEL1 (*(volatile unsigned char *)0xA000)
#define LED_SEL2 (*(volatile unsigned char *)0xB000)
#define FND (*(volatile unsigned char *)0x8000)
 
void io_init(void)
{
    MCUCR|=(1<<SRE) | (1<<SRW10);
    XMCRA=(1<<SRL2) | (0<<SRL1) | (0<<SRL0) | (1<<SRW01) | (1<<SRW00) | (1<<SRW11);
    XMCRB |= 0x00;
}
 
void fndController (char loc , char number){
    FND = (number <<3)|loc;
}
void fndDisplay (unsigned long long number){
    fndController(5,number%10);_delay_ms(1);
    fndController(4,(number%100)/10);_delay_ms(1);
    fndController(3,(number%1000)/100);_delay_ms(1);
    fndController(2,(number%10000)/1000);_delay_ms(1);
    fndController(1,(number%100000)/10000);_delay_ms(1);
    fndController(0,number/100000);_delay_ms(1);
    
}
 
 
int main(void)
{
    io_init();
    lcd_init();
    lcd_clear();
    
    DDRE = 0x00;
    PORTE = 0xff;
    
    int count=0;
    char str[16];
    
    while (1) 
    {    
        itoa(PINE,str,2);
        sprintf(str,"C:%d",count);
    }
}
 

 

 

 

// 스위치를 입력할 경우 LCD 2진수가 출력된다.

//디버깅에 용이하다