ATmega128, AVR, Interrupt 제어 - 0215

 

 ATmega128, AVR, Interrupt 제어  

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◈  ATmega128, AVR, Interrupt 제어

◈

ATmega128, AVR, Interrupt 제어

내용 넣기~~~~

 

 ◆◆ ATmega128, Interrupt 제어 : 생산라인 카운터 ◆◆

 

0215A_Interrupt_p157.c

0215A_Interrupt_p157.hex

0215A_Interrupt_p157.prj

---

/*
                  외부 인터럽트 제어 응용  - FND     p.157
                 (p.155의 다른 방법)
                  0215A_Interrupt_p157.c
*/  
                
#include <mega128.h>
#include <delay.h>

char Seg[10] = { 0x3f, 0x06, 0x5b, 0x4f, 0x66, 0x6d, 0x7d, 0x07, 0x7f, 0x6f };
unsigned char Con1 = 0;
unsigned char Con2 = 0;
unsigned char Sum1 = 0;
unsigned char Sum2 = 0;

void main(void)
{
                  DDRB = 0xff;
                  DDRE = 0b00000010;
                  DDRF = 0xf0;
                  EICRB = 0b10101010;
                  EIMSK = 0b11110000;
                  SREG = 0x80;
                 
                  while(1){
                                   PORTF = 0b10110000;
                                   PORTB = Seg[Con1];
                                   delay_ms(5);
                                  
                                   PORTF = 0b11100000;
                                   PORTB = Seg[Con2];
                                   delay_ms(5);
                                  
                                   PORTF = 0b01110000;
                                   PORTB = Seg[Sum2/10];
                                   delay_ms(5);
                                  
                                   PORTF = 0b11010000;
                                   PORTB = Seg[Sum1/10];
                                   delay_ms(5);
                  }//endwhile
}//end main

interrupt [EXT_INT4] void Ext_int4(void){
           Con2++;
           Sum1++;
           if( Con2 > 9) Con2 = 0;
           if( Sum1 > 99 ) Sum1 = 0;
}//end4
                                                  
interrupt [EXT_INT5] void Ext_int5(void){
            Con2++;
            Sum1++;
            if( Con2 > 9) Con2 = 0;
            if( Sum1 > 99) Sum1  = 0;
}//end5                                        

interrupt [EXT_INT6] void Ext_int6(void){
           Con1++;
           Sum2++;
           if( Con1 > 9 ) Con1 = 0;
           if( Sum2 >99 ) Sum2 = 0;
}//end6

interrupt [EXT_INT7] void Ext_int7(void){
           Con1++;
           Sum2++;
           if( Con1 > 9) Con1 = 0;
           if( Sum2 >99) Sum2 = 0;
}//end7