《微机原理及接口技术_第章__汇编语言程序设计》

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1、1、编写8086汇编语言程序，将寄存器AX的高8位传送到寄存器BL，低8位传送到寄存器DL。答：CODESEGMENTASSUMECS：CODESTART：MOVBL，AHMOVDL，ALMOVAX，4C00HINT21HCODEENDSENDSTART2、将寄存器DX的内容按从低位到高位的顺序分成4组，并将各组数分别送到寄存器AL,BL,CL和DL中。（例如：(DX)=0ABCDH，分成四组(DL)=0AH,(CL)=0BH,(BL)=0CH,(AL)=0DH）答：CODESEGMENTASSUMECS

2、：CODESTART：MOVAX，DXANDAL，0FH；处理好最低位组MOVBL，DLMOVCL，4SHRBL，CL；处理好次低位组ANDAH，0FH；暂存次高位组MOVCL，4SHRDH，CL；处理好最高位组MOVCL，AHMOVAH，4CHINT21HCODEENDSENDSTART3、判断MEM单元的数据，编程将奇数存入MEMA单元，将偶数存入MEMB单元。答：DATASEGMENTOpinionsandsuggestionsontheparty'smasslineeducationalpract

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