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Traffic-light.ASM
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Traffic-light.ASM
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A SEGMENT PARA PUBLIC 'CODE'
ASSUME CS: A
ORG 1000H
S:
MOV AL, 80H ;set control register
OUT 1FH, AL
MOV AL, 0FFH ;stop port A
OUT 19H, AL
L:
MOV AL, 01H ;turn Red LED on
OUT 1BH, AL
MOV CX, 0FFFFH ;delay for 1 second
;display 9 on seven segment
L1: LOOP L1
MOV AL, 090H ;display 9 on seven segment
OUT 19H, AL
MOV CX,0FFFFH ;delay for 1 second
LA: LOOP LA
MOV AL, 090H
OUT 19H, AL
MOV CX,0FFFFH
LA1: LOOP LA1
MOV AL, 090H
OUT 19H, AL
MOV CX,0FFFFH
;display 8 on seven segment
L2: LOOP L2
MOV AL, 0FFH ;turn off segment
OUT 19H, AL
MOV AL, 080H ;display 8 on seven segment
OUT 19H, AL
MOV CX, 0FFFFH ;delay for 1 second
L2A: LOOP L2A
MOV AL, 0FFH
OUT 19H, AL
MOV AL, 080H
OUT 19H, AL
MOV CX, 0FFFFH
L2B: LOOP L2B
MOV AL, 0FFH
OUT 19H, AL
MOV AL, 080H
OUT 19H, AL
MOV CX, 0FFFFH
;display 7 on seven segment
L3: LOOP L3
MOV AL, 0FFH ;turn off segment
OUT 19H, AL
MOV AL, 0D8H ;display 7 on seven segment
OUT 19H, AL
MOV CX, 0FFFFH ;delay for 1 second
L3A: LOOP L3A
MOV AL, 0FFH
OUT 19H, AL
MOV AL, 0D8H
OUT 19H, AL
MOV CX, 0FFFFH
L3B: LOOP L3B
MOV AL, 0FFH
OUT 19H, AL
MOV AL, 0D8H
OUT 19H, AL
MOV CX, 0FFFFH
;display 6 on seven segment
L4: LOOP L4
MOV AL, 0FFH ;turn off segment
OUT 19H, AL
MOV AL, 082H ;display 6 on seven segment
OUT 19H, AL
MOV CX, 0FFFFH ;delay for 1 second
L4A: LOOP L4A
MOV AL, 0FFH
OUT 19H, AL
MOV AL, 082H
OUT 19H, AL
MOV CX, 0FFFFH
L4B: LOOP L4B
MOV AL, 0FFH
OUT 19H, AL
MOV AL, 082H
OUT 19H, AL
MOV CX, 0FFFFH
;display 5 on seven segment
L5: LOOP L5
MOV AL, 0FFH ;turn off 7 segment
OUT 19H, AL
MOV AL, 092H ;display 5 on seven segment
OUT 19H, AL
MOV CX, 0FFFFH ;delay for 1 second
L5A: LOOP L5A
MOV AL, 0FFH
OUT 19H, AL
MOV AL, 092H
OUT 19H, AL
MOV CX, 0FFFFH
L5B: LOOP L5B
MOV AL, 0FFH
OUT 19H, AL
MOV AL, 092H
OUT 19H, AL
MOV CX, 0FFFFH
;display 4 on seven segment
L6: LOOP L6
MOV AL, 0FFH ;turn off 7 segment
OUT 19H, AL
MOV AL, 099H ;display 4 on seven segment
OUT 19H, AL
MOV CX, 0FFFFH ;delay for 1 second
L6A: LOOP L6A
MOV AL, 0FFH
OUT 19H, AL
MOV AL, 099H
OUT 19H, AL
MOV CX, 0FFFFH
L6B: LOOP L6B
MOV AL, 0FFH
OUT 19H, AL
MOV AL, 099H
OUT 19H, AL
MOV CX, 0FFFFH
;display 3 on seven segment
L7: LOOP L7
MOV AL, 0FFH ;turn off 7 segment
OUT 19H, AL
MOV AL, 0B0H ;display 3 on seven segment
OUT 19H, AL
MOV CX, 0FFFFH ;delay for 1 second
L7A: LOOP L7A
MOV AL, 0FFH
OUT 19H, AL
MOV AL, 0B0H
OUT 19H, AL
MOV CX, 0FFFFH
L7B: LOOP L7B
MOV AL, 0FFH
OUT 19H, AL
MOV AL, 0B0H
OUT 19H, AL
MOV CX, 0FFFFH
;display 2 on seven segment
L8: LOOP L8
MOV AL, 0FFH ;turn off 7 segment
OUT 19H, AL
MOV AL, 0A4H ;display 2 on seven segment
OUT 19H, AL
L8A: LOOP L8A
MOV AL, 0FFH
OUT 19H, AL
MOV AL, 0A4H
OUT 19H, AL
L8B: LOOP L8B
MOV AL, 0FFH
OUT 19H, AL
MOV AL, 0A4H
OUT 19H, AL
MOV CX, 0FFFFH ;delay for 1 second
;display 1 on seven segment
L9: LOOP L9
MOV AL, 0FFH ;turn off 7 segment
OUT 19H, AL
MOV AL, 0F9H ;display 1 on seven segment
OUT 19H, AL
MOV CX, 0FFFFH ;delay for 1 second
L9A: LOOP L9A
MOV AL, 0FFH
OUT 19H, AL
MOV AL, 0F9H
OUT 19H, AL
MOV CX, 0FFFFH
L9B: LOOP L9B
MOV AL, 0FFH
OUT 19H, AL
MOV AL, 0F9H
OUT 19H, AL
MOV CX, 0FFFFH
;display 0 on seven segment
L10: LOOP L10
MOV AL, 0FFH ;turn off 7 segment
OUT 19H, AL
MOV AL, 0C0H ;display 0 on seven segment
OUT 19H, AL
MOV CX, 0FFFFH ;delay for 1 second
L10A: LOOP L10A
MOV AL, 0FFH
OUT 19H, AL
MOV AL, 0C0H
OUT 19H, AL
MOV CX, 0FFFFH
L10B: LOOP L10B
MOV AL, 0FFH
OUT 19H, AL
MOV AL, 0C0H
OUT 19H, AL
MOV CX, 0FFFFH
;turn on Red LED
L11: LOOP L11
MOV AL, 0FFH
OUT 19H, AL
MOV AL, 00H ;turn off Red LED
OUT 1BH, AL
MOV CX, 0FFFFH ;delay for 1 second
;turn on Yellow LED
L12: LOOP L12
MOV AL, 04H
OUT 1BH, AL
L12A: LOOP L12A
MOV AL, 04H
OUT 1BH, AL
L12B: LOOP L12B
MOV AL, 04H
OUT 1BH, AL
L12C: LOOP L12C
MOV AL, 04H
OUT 1BH, AL
MOV CX, 0FFFFH ;delay for 1 second
;END
L13: LOOP L13
MOV AL, 00H ;turn off Yellow LED
OUT 1BH, AL
MOV CX, 0FFFFH
L14: LOOP L14
MOV AL, 02H ;turn on Green LED
OUT 1BH, AL
MOV CX, 0FFFFH
;display 9 on seven segment
L15: LOOP L15
MOV AL, 090H ;display 9 on seven segment
OUT 19H, AL
MOV CX, 0FFFFH ;delay for 1 second
L15A: LOOP L15A
MOV AL, 090H
OUT 19H, AL
MOV CX, 0FFFFH
L15B: LOOP L15B
MOV AL, 090H
OUT 19H, AL
MOV CX, 0FFFFH
;display 8 on seven segment
L16: LOOP L16
MOV AL, 0FFH ;turn off 7 segment display
OUT 19H, AL
MOV AL, 080H ;display 8 on seven segment
OUT 19H, AL
MOV CX, 0FFFFH ;delay for 1 second
L16A: LOOP L16A
MOV AL, 0FFH
OUT 19H, AL
MOV AL, 080H
OUT 19H, AL
MOV CX, 0FFFFH
L16B: LOOP L16B
MOV AL, 0FFH
OUT 19H, AL
MOV AL, 080H
OUT 19H, AL
MOV CX, 0FFFFH
;display 7 on seven segment
L17: LOOP L17
MOV AL, 0FFH ;turn off 7 segment display
OUT 19H, AL
MOV AL, 0D8H ;display 7 on seven segment
OUT 19H, AL
MOV CX, 0FFFFH ;delay for 1 second
L17A: LOOP L17A
MOV AL, 0FFH
OUT 19H, AL
MOV AL, 0D8H
OUT 19H, AL
MOV CX, 0FFFFH
L17B: LOOP L17B
MOV AL, 0FFH
OUT 19H, AL
MOV AL, 0D8H
OUT 19H, AL
MOV CX, 0FFFFH
;display 6 on seven segment
L18: LOOP L18
MOV AL, 0FFH ;turn off 7 segment display
OUT 19H, AL
MOV AL, 082H ;display 6 on seven segment
OUT 19H, AL
MOV CX, 0FFFFH ;delay for 1 second
L18A: LOOP L18A
MOV AL, 0FFH
OUT 19H, AL
MOV AL, 082H
OUT 19H, AL
MOV CX, 0FFFFH
L18B: LOOP L18B
MOV AL, 0FFH
OUT 19H, AL
MOV AL, 082H
OUT 19H, AL
MOV CX, 0FFFFH
;display 5 on seven segment
L19: LOOP L19
MOV AL, 0FFH ;turn off 7 segment display
OUT 19H, AL
MOV AL, 092H ;display 5 on seven segment
OUT 19H, AL
MOV CX, 0FFFFH ;delay for 1 second
L19A: LOOP L19A
MOV AL, 0FFH
OUT 19H, AL
MOV AL, 092H
OUT 19H, AL
MOV CX, 0FFFFH
L19B: LOOP L19B
MOV AL, 0FFH
OUT 19H, AL
MOV AL, 092H
OUT 19H, AL
MOV CX, 0FFFFH
;display 4 on seven segment
L20: LOOP L20
MOV AL, 0FFH ;turn off 7 segment display
OUT 19H, AL
MOV AL, 099H ;display 4 on seven segment
OUT 19H, AL
MOV CX, 0FFFFH ;delay for 1 second
L20A: LOOP L20A
MOV AL, 0FFH
OUT 19H, AL
MOV AL, 099H
OUT 19H, AL
MOV CX, 0FFFFH
L20B: LOOP L20B
MOV AL, 0FFH
OUT 19H, AL
MOV AL, 099H
OUT 19H, AL
MOV CX, 0FFFFH
;display 3 on seven segment
L21: LOOP L21
MOV AL, 0FFH ;turn off 7 segment display
OUT 19H, AL
MOV AL, 0B0H ;display 3 on seven segment
OUT 19H, AL
MOV CX, 0FFFFH ;delay for 1 second
L21A: LOOP L21A
MOV AL, 0FFH
OUT 19H, AL
MOV AL, 0B0H
OUT 19H, AL
MOV CX, 0FFFFH
L21B: LOOP L21B
MOV AL, 0FFH
OUT 19H, AL
MOV AL, 0B0H
OUT 19H, AL
MOV CX, 0FFFFH
;display 2 on seven segment
L22: LOOP L22
MOV AL, 0FFH ;turn off 7 segment display
OUT 19H, AL
MOV AL, 0A4H ;display 2 on seven segment
OUT 19H, AL
MOV CX, 0FFFFH ;delay for 1 second
L22A: LOOP L22A
MOV AL, 0FFH
OUT 19H, AL
MOV AL, 0A4H
OUT 19H, AL
MOV CX, 0FFFFH
L22B: LOOP L22B
MOV AL, 0FFH
OUT 19H, AL
MOV AL, 0A4H
OUT 19H, AL
MOV CX, 0FFFFH
;display 1 on seven segment
L23: LOOP L23
MOV AL, 0FFH ;turn off 7 segment display
OUT 19H, AL
MOV AL, 0F9H ;display 1 on seven segment
OUT 19H, AL
MOV CX, 0FFFFH
L23A: LOOP L23A
MOV AL, 0FFH
OUT 19H, AL
MOV AL, 0F9H
OUT 19H, AL
MOV CX, 0FFFFH
L23B: LOOP L23B
MOV AL, 0FFH
OUT 19H, AL
MOV AL, 0F9H
OUT 19H, AL
MOV CX, 0FFFFH
;display 0 on seven segment
L24: LOOP L24
MOV AL, 0FFH ;turn off 7 segment display
OUT 19H, AL
MOV AL, 0C0H ;display 0 on seven segment
OUT 19H, AL
MOV CX, 0FFFFH ;delay for 1 second
L24A: LOOP L24A
MOV AL, 0FFH
OUT 19H, AL
MOV AL, 0C0H
OUT 19H, AL
MOV CX, 0FFFFH
L24B: LOOP L24B
MOV AL, 0FFH
OUT 19H, AL
MOV AL, 0C0H
OUT 19H, AL
MOV CX, 0FFFFH
L45: LOOP L45
MOV AL, 0FFH
OUT 19H, AL
MOV AL, 00H ;turn off Red LED
OUT 1BH, AL
MOV AL, 01H
OUT 1BH, AL
MOV CX, 0FFFFH ;delay for 1 second
L46: LOOP L46
JMP L ;go back to start
A ENDS
END S