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STC12LE5616AD Datasheet(PDF) 173 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) 173 Page - STCmicro Technology Co,.Ltd

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;-----------------------------------------------
;/* Timer0 interrupt routine */
TM0_ISR:
PUSH
ACC
PUSH
PSW
MOV
TL0,
#LOW T1MS
;reload timer0 low byte
MOV
TH0,
#HIGH T1MS
;reload timer0 high byte
MOV
A,
COUNT
ORL
A,
COUNT+1
;check whether count(2byte) is equal to 0
JNZ
SKIP
MOV
COUNT, #LOW 1000
;1ms * 1000 -> 1s
MOV
COUNT+1,#HIGH 1000
CPL
TEST_LED
;work LED flash
SKIP:
CLR
C
MOV
A,
COUNT
;count--
SUBB
A,
#1
MOV
COUNT, A
MOV
A,
COUNT+1
SUBB
A,
#0
MOV
COUNT+1,A
POP
PSW
POP
ACC
RETI
;-----------------------------------------------
END
173



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