Q8: find even number from 1000 to 2000

org 100h .data dt1 dw 500 dup(0) .code   mov ax,@data  mov ds,ax  mov si, offset dt1  mov bx,1000  mov cx,500  label:  mov [si],bx  add bx,0002  inc si  inc si  loop label hlt note: see in memory in two byte CE and 06 equal 1

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1:47 م

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َQ6:datasheet to find y=x2-10+x in assembly

org 100h .data dt1 db 1,2,3,4,5,6,7,8,9,10 dt2 db 10 dup(0) .code mov ax,@data mov ds,ax mov si,offset dt1 mov di,offset dt2 mov cx,0ah lable: mov ax,[si]  mov bx,2 mul bx sub ax,10 add ax,[si]    mov [di],ax inc si inc di loop lable ret

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1:59 م

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Q9:datasheet find sum and average

org 100h .data dt1 db  1,2,3,4,5,6,7,8,9,10 dt2 db 2 DUP(0) .code mov ax,@data mov ds,ax mov si,offset dt1 mov di,offset dt2  MOV CX,0aH MOV Ax,0000H MOV BX,0000H label: MOV Bl,[si] ADD Ax,Bx INC SI LOOP label MOV [DI],Ax MOV BL,0ah DIV BL inc di MOV [DI],Ax hlt

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Q4:datasheet

org 100h .data dt1 dB  55,45,10,64,96 dt2 db 1 DUP(0) .code mov ax,@data mov ds,ax mov si,offset dt1 mov di,offset dt2  MOV CX,5H MOV Ax,0000H MOV BX,0000H label: MOV Bl,[si] ADD Ax,Bx INC SI LOOP label MOV BL,5H DIV BL MOV [DI],Ax hlt ret

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10:51 م

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Q1:datasheet find area of square

org 100h  .data dt1 db 1,2,3,4,5,6,7,8,9,10 dt2 db 10 cup(0)  // for put zero in 3 location at once .code mov si,offset dt1 mov di,offset dt2 mov ax,@data mov ds,ax mov cx,000ah label: mov ax,0000h mov al,[si] mul al  mov [di],al inc si inc di  loop label ret

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Q3: Convert capital Character to small Character (lowercase)

org 100h .data dt1 dB  'COMPUTER' dt2 db 8 dup(0) .code mov ax,@data mov ds,ax mov si,offset dt1 mov di,offset dt2  MOV BL,20H MOV CX,08 label: MOV AL,[si] ADD AL,BL MOV [DI],Al INC SI INC DI LOOP label hlt another way :- -to convert small Character  to capital Chara

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10:35 م

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Q2:data sheet find area of rectangle

org 100h .data dt1 db 1,2,3,4,5,6,7,8,9,10 dt2 db 5 dup(0) .code mov si,offset dt1 mov di,offset dt2 mov ax,@data mov ds,ax mov cx,000ah    label: mov ax,0000h mov al,[si]  inc si mov ah,[si] mul ah mov [di],al inc si inc di loop label ret

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10:31 م

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Define Data in assembly

mov value from location in dt1 to dt2:- org 100h  .data dt1 db 10 dt2 db 0   .code mov si,offset dt1 mov di,offset dt2 mov ax,@data mov ds,ax mov al,[si] mov [di],al  ret find area of square and put solution in dt2:- org 100h&

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string instruction with repeated(REP)

1- move from block to another by using string instruction with repeated(REP) : org 100h mov ax,0h mov ds,ax mov es,ax mov si,2000h   mov di,3000h mov cx,20h    // 32 consecutive bytes in hex=20 cld rep movsb hlt 2-scan number

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string instruction : STOSB

org 100h mov ax,0h mov ds,ax // do not need because use (di with es) mov es,ax mov di,0a000h mov al,05h mov cx,0fh cld            // do not need because only increment again: stosb            // di <-- al , inc di loop again  // dec cx hl

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3:39 م

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new instruction : Call and push,pop

org 100h mov al,01h mov ah,01h mov dl,02h mov cx,0000h mov bl,al call square add cx,bx mov bl,ah call square add cx,bx mov bl,dl call square add cx,bx            square:  push ax mov al,bl mul bl mov bx,ax pop ax ret  hlt note : CX must be = 6

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