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STC12LE5616AD Datasheet(PDF) 153 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) 153 Page - STCmicro Technology Co,.Ltd

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Assembly program
/*------------------------------------------------------------------------------------*/
/* --- STC MCU International Limited ---------------------------------------*/
/* --- STC 1T Series MCU Power-Down wakeup by INT1 Demo -------*/
/* If you want to use the program or the program referenced in the ------*/
/* article, please specify in which data and procedures from STC -------*/
/*-------------------------------------------------------------------------------------*/
;-----------------------------------------
;interrupt vector table
ORG
0000H
LJMP
MAIN
ORG
0013H
;INT1, interrupt 2 (location at 0013H)
LJMP
EXINT1
;-----------------------------------------
ORG
0100H
MAIN:
MOV
SP,#7FH
;initial SP
SETB
IT1
;set INT1 interrupt type (1:Falling 0:Low level)
SETB
EX1
;enable INT1 interrupt
SETB
EA
;open global interrupt switch
LOOP:
SETB
INT1
;ready read INT1 port
JNB
INT1,$
;check INT1
NOP
NOP
MOV
PCON,#02H
;MCU power down
NOP
NOP
CPL
P1.0
SJMP
LOOP
;-----------------------------------------
;External interrupt1 service routine
EXINT1:
RETI
;-----------------------------------------
END
153



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