STC micro STC8A8K64D4 Series - Page 204

STC8A8K64D4 Series Manual
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delay_ms(50);
while(!INT0) delay_ms(10); //Waiting for the key to be released once more
TR0 = 0; // 󳮾󰅫󰯇
IE0 = 0; // 󰭾 0 󰷘󰖨
EX0 = 1; //INT0 Enable
IT0 = 1; //INT0 󳰞󱊐󰭾
P1n_push_pull(0xff); //com  seg 󳚹󳕤 0
P2n_push_pull(0xff);
P1 = 0;
P2 = 0;
PCON |= 0x02; //Sleep
_nop_();
_nop_();
_nop_();
LCD_SET_2M; //Display hour-minute division interval:
LCD_SET_4M; //Display minute-second division interval:
LoadRTC(); //Display time
TR0 = 1; //Open the timer
while(!INT0) delay_ms(10); //Waiting for the key to be released
delay_ms(50);
while(!INT0) delay_ms(10); //Waiting for the key to be released once more
}
}
}
}
/********************delay function**************************/
void delay_ms(u8 ms)
{
unsigned int i;
do{
i = MAIN_Fosc / 13000;
while(--i); //14T per loop
}while(--ms);
}
/********************* Timer0 interrupt function************************/
void timer0_int (void) interrupt 1
{
LCD_scan();
B_2ms = 1;
}
/********************* INT0 interrupt function *************************/
void INT0_int (void) interrupt 0
{
EX0 = 0;
IE0 = 0;
}
/****************** LCD Segment code scan function ***************************/
void LCD_scan(void) //5us @22.1184MHZ
{
u8 code T_COM[4]={0x08,0x04,0x02,0x01};
u8 j;
j = scan_index >> 1;