1、中央电大往届试题中央电大往届试题根据梯形图写出梯形图指令(15分)。(03.7.、04.1)指令操作数LD00001OR00003LD NOT00002OR00004AND LDAND NOT00009LD00005OR00007AND LDLD NOT00006OR00008AND LDOUT00100END(01)END0000100002000030000400009 000050000600007 0000800100中央电大往届试题中央电大往届试题根据梯形图写出梯形图指令(15分)。(04.7 )指令操作数LD00000AND00001LD00002AND NOT00003OR LD
2、LD00004AND00005LD00006AND00007OR LDAND LDLD00009AND00100OR LDAND00008OUT00100END(01)END000000000100002000030010000004 0000500006 00007000080000900010中央电大往届试题中央电大往届试题根据梯形图写出梯形图指令(20分)。(05.1)指令操作数LD00001AND NOT00002LD00003AND00004OR LDAND00005AND NOT00006LD00007AND NOT00008OR LDOUT00100END(01)00100END
3、0000100002000030000400005000060000700008中央电大往届试题中央电大往届试题根据梯形图写出梯形图指令(20分)。(03.1.、05.7、)指令操作数LD00001AND00002LD00007AND00008OR LDOR00009AND00003AND NOT00004LD00005AND00006OR00010AND LDOUT00100END(01)00100END0000100002000070000800003 0000400005000090000600010中央电大往届试题中央电大往届试题根据梯形图写出梯形图指令。(06.7-15分;07.71
4、7分)指令操作数LD00001AND00002OR00009LD00007AND00008OR LDAND00003AND NOT00004LD00010LD00005AND00006OR LDAND LDOUT00100END(01)00100END0000100002000070000800003 0000400005000090000600010中央电大往届试题中央电大往届试题根据梯形图写出梯形图指令(20分)。(08.7)指令操作数LD00001AND NOT00003LD NOT00005AND00006LD00002AND00004OR LDAND LDLD00008AND NOT00009OR LDAND00007OUT00100END(01)00100END000010000300002000040000500006000080000900007