模擬交通燈控制實(shí)驗(yàn)-資料下載頁(yè)
2025-07-23 13:24本頁(yè)面
【正文】 MOV DX,281H MOV AX,1000 OUT DX,AL MOV AL,AH OUT DX,AL MOV DX,28BH MOV AL,0A0H OUT DX,AL MOV AL,0DH OUT DX,AL STI L1 : JMP L1 L2 : MOV SI,0 INT7: MOV AX,DATA MOV DS,AX MOV DX,288H MOV AL,LED1[SI] OUT DX,AL INC SI CMP AL,0FFH JZ L2 MOV AL,20H OUT 20H,AL MOV AH,1 INT 16H JZ NEXT IN AL,21H OR AL,80H OUT 21H,AL STI MOV AH,4CH INT 21H NEXT:IRET CODE ENDS END START
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