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STC12LE5616AD Datasheet(PDF) 43 Page - STCmicro Technology Co,.Ltd

Part # STC12LE5616AD
Description  Enhanced 8051 Central Processing Unit ,1T per machine cycle, faster 8~12 times than the rate of a standard 8051.
PDF  377 Pages
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Manufacturer  STC [STCmicro Technology Co,.Ltd]
Direct Link  http://www.stcmicro.com/
Logo STC - STCmicro Technology Co,.Ltd

STC12LE5616AD Datasheet(HTML) 43 Page - STCmicro Technology Co,.Ltd

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Is_Power_Down = 1;
//Set this bit before go into Power-down mode
PCON
= 0x02;
//after this instruction, MCU will be in power-down mode
//external clock stop
_nop_( );
_nop_( );
_nop_( );
_nop_( );
}
}
void INT_System_init (void)
{
IT0
= 0;
/* External interrupt 0, low electrical level triggered */
//
IT0
= 1;
/* External interrupt 0, negative edge triggered */
EX0
= 1;
/* Enable external interrupt 0
IT1
= 0;
/* External interrupt 1, low electrical level triggered */
//
IT1
= 1;
/* External interrupt 1, negative edge triggered */
EX1
= 1;
/* Enable external interrupt 1
EA
= 1;
/* Set Global Enable bit
}
void INT0_Routine (void) interrupt 0
{
if (Is_Power_Down)
{
//Is_Power_Down ==1;
/* Power-Down wakeup on INT0 */
Is_Power_Down = 0;
Is_Power_Down_LED_INT0 = 0;
/*open external interrupt 0 Power-Down wake-up LED indicator */
while (Power_Down_Wakeup_Pin_INT0 == 0)
{
/* wait higher */
}
Is_Power_Down_LED_INT0 = 1;
/* close external interrupt 0 Power-Down wake-up LED indicator */
}
else
{
Not_Power_Down_LED_INT0 = 0;
/* open external interrupt 0 normal work LED */
while (Power_Down_Wakeup_Pin_INT0 ==0)
{
/* wait higher */
}
Not_Power_Down_LED_INT0 = 1;
/* close external interrupt 0 normal work LED */
}
}
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