STC89LE53RC datasheet(108/165 Pages) STC

부품명	STC89LE53RC

상세설명	Enhanced 80C51 Central Processing Unit ,6T or 12T per machine cycle

PDF	165 Pages

Scroll/Zoom	100%

제조업체	STC [STCmicro Technology Co,.Ltd]

홈페이지	http://www.stcmicro.com/

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108 / 165 page

ACALL SET_T2_OUT_SPEED

ACALL DELAY

ACALL PAUSE

;Pause in order to observation

WAIT2:

SJMP

WAIT2

;dynamic stop

;-------------------------------------------------------------------------------

DELAY:

MOV

R1,

MOV

R2,

MOV

R3,

#30

DELAY_LOOP:

DJNZ

R1,

DELAY_LOOP

DJNZ

R2,

DELAY_LOOP

DJNZ

R3,

DELALY_LOOP

RET

;-------------------------------------------------------------------------------

SET_T2_OUT_MODE:

;Set Timer2 as pulse output mode

MOV

T2CON, #0

;Set Timer 2 as "timer" mode

MOV

T2MOD, #02

;0000,0010, enable

;Timer 2 overflow pulse outputting on P1.0

;-------------------------------------------------------------------------------

SET_T2_OUT_SPEED:

;Set Timer 2 pulse output velocity

CLR

TR2

;Disable Timer 2

MOV

RCAP2H,

DPH

MOV

RCAP2L,

DPL

SETB

TR2

;Triggle Timer 2

RET

;-------------------------------------------------------------------------------

PAUSE:

;Close Timer 2 function

CLR

TR2

MOV

P1,

#0FFH

;turn off P1 port LED

ACALL DELAY

RET

;-------------------------------------------------------------------------------

END

;-------------------------------------------------------------------------------

108

STC89LE53RC 데이터시트(PDF) 108 Page - STCmicro Technology Co,.Ltd

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