first commit
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22
Lab/Lab4/material/task2/code.asm
Executable file
22
Lab/Lab4/material/task2/code.asm
Executable file
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DATA SEGMENT
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DATA ENDS
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CODE SEGMENT
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ASSUME CS:CODE, DS:DATA
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START:
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MOV AX, DATA
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MOV DS, AX
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MOV DX, 283H ; 命令口
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MOV AL, 00110110B ; 00(0号计数器)|11(读写2字节)|011(3方式工作)|0(计数值为2进制)
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OUT DX, AL
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MOV DX, 280H ; 0号计数器
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MOV AL, 11110100B ; (500)_D的2进制的低8位
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OUT DX, AL
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MOV AL, 00000001B ; (500)_D的2进制的高8位
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OUT DX, AL
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CODE ENDS
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END START
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