Pemrograman Assembly - MOTOR DC berputar CW dan CCW bergantian

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Judul: Program Output Motor DC; 
Port : Port0 => CONTROL MOTOR DC; 
Port1 => -; 
Port2 => -; 
Port3 => 
P3.0,
P3.1; 
Ket : MOTOR DC berputar CW dan CCW bergantian;
 -------------; By : ARC Robotika Club; 
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MOD51 
ORG 0000H AJMP 
START 
ORG 
0100H 
MOV 
P0,
#0H
DELAY: MOV R5, 
#08HDEL1: 
MOV R6, 
#0FFHDEL2: 
MOV R7, 
#0FFH DJNZ R7, 
$ DJNZ R6, 
DEL2 DJNZ R5, 
DEL1 RETSTART:LOOP: 
MOV P0,
#0 CALL CW CALL CCW SJMP LOOP
ENDCW: 
CLR P3.0 ; 
read switch1 CALL DELAY 
SETB P0.0 
CALL DELAY 
CLR P0.0 
CALL DELAY RET
CCW: CLR 
P3.1 ; read switch2 
CALL DELAY 
SETB P0.1 
CALL DELAY
CLR P0.1 
CALL DELAY 
RET