Lab 5, 6 and 7 Exercises 1. Calculate the following assignment statement in emu. RESULT = A*5 / B*2 + 3 Where A = 4 and B = 2 , show the result on screen. org 100h ;MULTIPLY A*5 AND SAVE IT IN RES MOV AL,5 MUL A MOV RES,AX ;CLEAR AX FOR NEXT MULTIPLICATION XOR AX,AX ;MULTIPLY B*2 MOV AL,2 MUL B ;SAVE THE RESULT IN BX FOR NEXT DIVISION MOV BX,AX ;DIVIDE A*5/B*2 MOV AX,RES CWD DIV BX ;SAVE THE RESULT IN RES MOV RES,AX ;ADD RES+3 ADD RES,3 ;MOVE RES TO CX TO DISPLAY THE RESULT IN REGISTER MOV CX,RES ret A DB 4 B DB 2 RES DW ? 2. Let the user input 2 numbers and display the result of multiplication. org 100h ;INPUT FIRST NUMBER CALL INDEC ;SAVE IT IN BX MOV BX,AX ;DISPLAY A NEWLINE CALL NEWL ;CLEAR AX FOR NEXT NUMBER XOR AX,AX ;INPUT SECOND NUMBER CALL INDEC ;MULTIPLY THE ENTERED NUMBERS MUL BX ;CLEAR BX AND MOVE THE RESULT TO BX TO BE SAVED XOR BX,BX MOV BX,AX ;DISPLAY A NEWLINE CALL NEWL ;MOVE THE RESULT TO AX AND CALL OUTDEC TO DISPLAY THE RESULT MOV AX,BX CALL OUTDEC ret NL DB 0DH,0AH,"$" NEWL PROC MOV AH,9 LEA DX,NL INT 21H RET NEWL ENDP INCLUDE PGM9_1.ASM INCLUDE PGM9_3.ASM END 3. Enter a word or a sentence and save it in an array, then print this word or sentence in a newline. org 100h ;CLEAR CX FOR COUNTER XOR CX,CX ;LOAD THE ARRAY LEA SI,ARR MOV AH,1 ;BEGIN READING CHARACTERS FROM USER UNTIL SHE PRESS ENTER ENT: INT 21H CMP AL,0DH ;CHECK IF THE CHARACTER ENTERED IS CR JE PREP MOV [SI],AL ;MOVE CHARACTER TO ELMENT IN ARR INC SI ;INCREMENT TO GO TO NEXT ELEMENT INC CX ;INCREMENT TO COUNT NUMBER OF CHARACTERS ENTERED JMP ENT PREP: MOV AH,9 ;DISPLAY A NEWLINE LEA DX,NL INT 21H LEA SI,ARR ;LOAD THE FIRST CARACTER TO BE DISPALYED MOV AH,2 ;BEGIN PRINTING THE CHARACTER ENTERED IN A NEWLINE DISP: MOV DL,[SI] INT 21H INC SI LOOP DISP ret NL DB 0DH,0AH,"$" ARR DB 7 DUP (?)