Microprocessor_Lab/LAB 1/TASK 6 at main · Ghaida-jaaisa/Microprocessor_Lab · GitHub

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CODE SEGMENT

ASSUME CS:CODE , DS:CODE , ES:CODE , SS:CODE;

PPIC_C EQU 1FH
PPIC EQU 1DH
PPIB EQU 1BH
PPIA EQU 19H  ;

ORG 1000H
MOV AL , 10000000B
OUT PPIC_C , AL  ;

MOV AL ,11111111B
OUT PPIA  ,AL  ;

MOV AL , 00000000B
OUT PPIC , AL ;
 ; RED 3S
L1: MOV AL, 11110001B
OUT PPIB , AL
CALL TIMER
CALL TIMER
CALL TIMER
; YELLOW 3 TIMES
MOV BL, 3
L2: MOV AL, 11110100B
OUT PPIB , AL
CALL TIMER
MOV AL, 11110000B
OUT PPIB , AL
CALL TIMER
DEC BL
JNZ L2
; GREEN 5S
MOV AL, 11110010B
OUT PPIB , AL
CALL TIMER
CALL TIMER
CALL TIMER
CALL TIMER
CALL TIMER
JMP L1

;
INT 3
TIMER: MOV CX, 1
TIMER2: PUSH CX
MOV CX,0
TIMER1: NOP
NOP
NOP
NOP
LOOP  TIMER1
POP CX
LOOP TIMER2
RET ;
CODE ENDS
END