Question
I HAVE A PROBLEM IN THIS CODE (TRAFFIC LIGHTS IN EMU8086) PLEASE CHECK IT AND FIND THE PROBLEM AND SOLVE IT IN EMU8086 PROGRAM THEN
I HAVE A PROBLEM IN THIS CODE (TRAFFIC LIGHTS IN EMU8086) PLEASE CHECK IT AND FIND THE PROBLEM AND SOLVE IT IN EMU8086 PROGRAM THEN COPY IT AND SEND IT TO ME.
THANK YOU
CODE:
; Traffic light program for EMU8086
; Sets up three output ports for the red, yellow, and green lights
; Each light is on for a certain number of seconds, then turned off and the next light is turned on
ORG 100h
; Set up port addresses for the traffic lights
RED_LIGHT db 0Ah ; Port 0Ah controls the red light
YELLOW_LIGHT db 0Bh ; Port 0Bh controls the yellow light
GREEN_LIGHT db 0Ch ; Port 0Ch controls the green light
; Set up duration of time for each light to be on
RED_DURATION dw 3 ; Red light on for 3 seconds
YELLOW_DURATION dw 2 ; Yellow light on for 2 seconds
GREEN_DURATION dw 5 ; Green light on for 5 seconds
; Set up counter variables for each light
RED_COUNTER dw 0
YELLOW_COUNTER dw 0
GREEN_COUNTER dw 0
; Set up initial state for traffic lights
mov al, 01h ; Turn on red light
out RED_LIGHT, al
; Main loop of program
MAIN_LOOP:
; Increment counters for each light
inc RED_COUNTER
inc YELLOW_COUNTER
inc GREEN_COUNTER
; Check if red light duration has been reached
cmp RED_COUNTER, RED_DURATION
jge RED_FINISHED
; Check if yellow light duration has been reached
cmp YELLOW_COUNTER, YELLOW_DURATION
jge YELLOW_FINISHED
; Check if green light duration has been reached
cmp GREEN_COUNTER, GREEN_DURATION
jge GREEN_FINISHED
; If none of the above conditions are met, loop back to the start of the main loop
jmp MAIN_LOOP
; Red light duration has been reached, turn off red light and turn on yellow light
RED_FINISHED:
mov al, 00h ; Turn off red light
out RED_LIGHT, al
mov al, 01h ; Turn on yellow light
out YELLOW_LIGHT, al
mov RED_COUNTER, 0 ; Reset red light counter
jmp MAIN_LOOP
; Yellow light duration has been reached, turn off yellow light and turn on green light
YELLOW_FINISHED:
mov al, 00h ; Turn off yellow light
out YELLOW_LIGHT, al
mov al, 01h ; Turn on green light
out GREEN_LIGHT, al
mov YELLOW_COUNTER, 0 ; Reset yellow light counter
jmp MAIN_LOOP
; Green light duration has been reached, turn off green light and turn on red light
GREEN_FINISHED:
mov al, 00h ; Turn off green light
out GREEN_LIGHT, al
mov al, 01h ; Turn on red light
out RED_LIGHT, al
mov GREEN_COUNTER, 0 ; Reset green light counter
jmp MAIN_LOOP
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