WebSee Answer. Question: 4. Assemble the following instruction sequence into the memory starting at address CS: 100 and then verify their machine code in the memory. a. ADD AX, 00FFH b. ADC SI, AX c. INC BYTE PTR [0100H] d. SUB DL, BL e. SBB DL, [0200H] f. DEC BYTE PTR [DI+BX] g. WebSTART: CLI ;disable interrupts CLD ;clear direction flag LIDT NULL_des ;force shutdown on errors ; ; move scratch GDT to RAM at physical 0 XOR DI,DI MOV ES,DI ;point ES:DI to physical location 0 MOV SI,OFFSET Temp_GDT MOV CX,end_Temp_GDT-Temp_GDT ;set byte count INC CX ; ; move table REP MOVS BYTE PTR ES:[DI],BYTE PTR …
CTFs/assembly-3.md at master · Dvd848/CTFs · GitHub
Webassembly 8086. Transcribed Image Text: One the following instructions is wrong: a. MOV NUM1, [AX] b. MOV (1000H) AX c. Inc Byte PTR [BX] d. MOV AX, NUMI The execution … WebOct 18, 2013 · mov ax, 0f00h ; считать текущий видеорежим int 10h push ax ; результат сохраним в стек ... 08h mov bx, dx lea di, cells add byte ptr [di+ bx], 1 mov dh, byte ptr [di+ bx] cmp dh, H jne next1 mov byte ptr [di+ bx], 0 next1: cmp dh, 0 je draw1 dec dh ; номер строки mov bh, 00h mov ah, 02h ... pnp cooler box
Chapter 4: Data Transfers, Addressing, and Arithmetic
WebOct 19, 2024 · Here the PTR operator is used to specify the type of the operand. The following examples illustrate this use: MOV WORD PTR [BX], 5 ;set word pointed to by … WebAug 5, 2024 · 汇编语言中PTR的含义及作用 mov ax,bx ;是把BX寄存器“里”的值赋予AX,由于二者都是word型,所以没有必要加“WORD” mov ax,word ptr [bx];是把内存地址等 … Web(a) add ax,00ffh (b) adc si, ax (c) inc byte ptr [010oh] (d) sub dl, bl (e) sbb dl, [0200h] (f) dec byte ptr [di + bx] (g) neg byte ptr [di] + 0010h (h) mul dx (i) imul byte ptr [bx + si] (j) div byte ptr [si] + 0030h (k) idiv byte ptr [bx] [si]+ 0030h pnp commissioned officer