Page 645 - 완) I MDP 프로젝트 작품 보고서(전체과 1학년)1.6

}

}

interrupt [EXT_INT4] void inPS(void)
{

mode=1;

clear();
}

interrupt [EXT_INT5] void price_display(void)
{

mode = 2;
}

void initial_LCD()
{

delay_ms(15);
instruction_write(0x38);
delay_ms(5);

instruction_write(0x38);
delay_us(100);
instruction_write(0x38);
instruction_write(0x08);
instruction_write(0x06);

instruction_write(0x0c);
}

void var(char *str)
{

unsigned char i;

for(i=0;i<16;i++) data_write(str[i]);
}

void data_write(char data)

{

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