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STC89LE53RC bảng dữ liệu(PDF) 15 Page - STCmicro Technology Co,.Ltd

tên linh kiện STC89LE53RC
Giải thích chi tiết về linh kiện  Enhanced 80C51 Central Processing Unit ,6T or 12T per machine cycle
PDF  165 Pages
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nhà sản xuất  STC [STCmicro Technology Co,.Ltd]
Trang chủ  http://www.stcmicro.com/
Logo STC - STCmicro Technology Co,.Ltd

STC89LE53RC bảng dữ liệu(HTML) 15 Page - STCmicro Technology Co,.Ltd

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_nop_( );
_nop_( );
_nop_( );
_nop_( );
}
}
}
void Normal_Work_Flashing (void)
{
Normal_Work_Flashing_LED = 0;
delay ( );
Normal_Work_Flashing_LED = 1;
delay ( );
}
The following program also demostrates that power-down mode or idle mode be woken-up by external
interrupt, but is written in assembly language rather than C languge.
;**************************************************************
;Wake Up Idle and Wake Up Power Down
;**************************************************************
ORG
0000H
AJMP
MAIN
ORG
0003H
int0_interrupt:
CLR
P1.7
;open P1.7 LED indicator
ACALL delay
;delay in order to observe
CLR
EA
;clear global enable bit, stop all interrupts
RETI
ORG
0013H
int1_interrupt:
CLR
P1.6
;open P1.6 LED indicator
ACALL delay
;;delay in order to observe
CLR
EA
;clear global enable bit, stop all interrupts
RETI
ORG
0100H
delay:
CLR
A
MOV
R0,
A
MOV
R1,
A
MOV
R2,
#02
delay_loop:
DJNZ
R0,
delay_loop
DJNZ
R1,
delay_loop
DJNZ
R2,
delay_loop
RET
15



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