用LED灯模拟指示东西和南北方向的通行控制,每个方向三种颜色,通行规则遵守一般规则,即“红灯停、绿灯行、黄灯齐止步”。汇编语言程序8086
时间: 2024-03-27 21:36:06 浏览: 83
单片机 汇编语言 控制交通灯 红绿黄三种
好的,以下是一个简单的8086汇编语言程序,用LED灯模拟指示东西和南北方向的通行控制,每个方向三种颜色,通行规则遵守一般规则,即“红灯停、绿灯行、黄灯齐止步”。
```
.model small
.stack 100h
.data
.CODE
start:
mov ax,@data
mov ds,ax
; Define Port 1 Pins for Traffic Light Control
RED_EAST equ 20h ; Red Light for East/West Direction
YELLOW_EAST equ 21h ; Yellow Light for East/West Direction
GREEN_EAST equ 22h ; Green Light for East/West Direction
RED_NORTH equ 23h ; Red Light for North/South Direction
YELLOW_NORTH equ 24h ; Yellow Light for North/South Direction
GREEN_NORTH equ 25h ; Green Light for North/South Direction
; Define Constants for Traffic Light Control
DELAY_GREEN equ 5000 ; Green Light Delay in Milliseconds
DELAY_YELLOW equ 1000 ; Yellow Light Delay in Milliseconds
DELAY_RED equ 5000 ; Red Light Delay in Milliseconds
; Define Main Program
MAIN: MOV AL,1 ; Turn on Red Light for East/West Direction
OUT RED_EAST,AL
MOV AL,2 ; Turn on Yellow Light for North/South Direction
OUT YELLOW_NORTH,AL
CALL DELAY_RED ; Delay for Red Light
MOV AL,4 ; Turn on Green Light for East/West Direction
OUT GREEN_EAST,AL
MOV AL,1 ; Turn on Red Light for North/South Direction
OUT RED_NORTH,AL
CALL DELAY_GREEN ; Delay for Green Light
MOV AL,2 ; Turn on Yellow Light for East/West Direction
OUT YELLOW_EAST,AL
MOV AL,2 ; Turn on Yellow Light for North/South Direction
OUT YELLOW_NORTH,AL
CALL DELAY_YELLOW ; Delay for Yellow Light
MOV AL,0 ; Turn off Red Light for East/West Direction
OUT RED_EAST,AL
MOV AL,0 ; Turn off Yellow Light for North/South Direction
OUT YELLOW_NORTH,AL
MOV AL,0 ; Turn off Yellow Light for East/West Direction
OUT YELLOW_EAST,AL
MOV AL,4 ; Turn on Green Light for North/South Direction
OUT GREEN_NORTH,AL
CALL DELAY_GREEN ; Delay for Green Light
MOV AL,2 ; Turn on Yellow Light for North/South Direction
OUT YELLOW_NORTH,AL
MOV AL,0 ; Turn off Green Light for East/West Direction
OUT GREEN_EAST,AL
CALL DELAY_YELLOW ; Delay for Yellow Light
JMP MAIN ; Loop Back to Main Program
; Define Delay Subroutine
DELAY: MOV DX,DELAY_RED
MOV CX,0FFFFH
DELAY1: MOV BX,CX
DELAY2: NOP
LOOP DELAY2
DEC BX
JNZ DELAY2
DEC DX
JNZ DELAY1
RET
END start
```
在这个程序中,我们使用了8086微处理器的端口来控制LED灯的状态。程序首先点亮红灯和黄灯,然后等待一段时间后点亮绿灯,接着再等待一段时间后点亮黄灯,最后关闭红灯和黄灯,循环这个过程。
程序中的DELAY子程序使用了嵌套的循环来实现延时功能,可以根据实际情况进行调整。
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