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=0xff;
EICRA=0x00;
EIMSK=0x01;
SREG=0x80;
position=0x00;
segment=0x00;
PORTC=position;
PORTA=segment;
PORTG=0x00;
while(1)
{
PORTC=position;
PORTA=segment;
};
}
interrupt [EXT_INT0] void interrupt_switch(void)
{
if(state==11)
state=0;
else
state++;
moving_seg();
PORTC=position;
PORTA=segment;
dela
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ETI
reset:
CLR state
RETI
delay:
LDI R22,0xFF
LDI R23,0xFF
LDI R25,0x00
delay_loop_1:
DEC R22
CP R22,R25
BREQ delay_return
delay_loop_2:
DEC R23
CP R23,R25
BREQ delay_loop_1
RJMP delay_loop_2
delay_return:
RET
position_db:
.byte 0x0e, 0x0e, 0x0e, 0x0d, 0x0b, 0x07, 0x07, 0x07, 0x07, 0x0b,
|
|
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RETI
reset :
CLR state
RETI
delay:
LDI R21,0xFF
LDI R22,0xFF
LDI R23,0x00
delay_loop_1:
DEC R21
CP R21,R23
BREQ delay_return
delay_loop_2:
DEC R22
CP R22,R23
BREQ delay_loop_1
RJMP delay_loop_2
delay_return:
RET
position_db:
.DB 0x0e, 0x0e, 0x0e, 0x0d, 0x0b, 0x07, 0x07, 0x07, 0x07, 0x0b,
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|
;
TIMSK=0x01;
SREG=0x80;
}
void main(void)
{
PORTG=0x00;
DDRG=0xFF;
Timer0_lnit();
while(1);
{
};
}
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