May 2024
Intermediate to advanced
665 pages
23h 2m
English
book
The X86 Microprocessors: Architecture and Programming (8086 to Pentium), 1st Edition
by Lyla B. Das
Content preview from The X86 Microprocessors: Architecture and Programming (8086 to Pentium), 1st Edition
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612 APPENDIX
Code Description 8086
HLT Halt 2
IDIV Integer division
8-bit reg 101–112
16-bit reg 165–184
8-bit mem (107–118)+EA
16-bit mem (171–190)+EA
IMUL Integer multiplication
8-bit reg 80–98
16-bit reg 128–154
8-bit mem (86–104)+EA
16-bit mem (134–160)+EA
IN Input from I /O port
Fixed port 10
Variable port through DX 8
INC Increment by 1
16-bit reg 3
8-bit reg 3
mem 15+EA
INT Interrupt
type=3 52
type3 51
INTO Interrupt if overfl ow
interrupt taken 53
interrupt not taken 4
IRET Return from interrupt 32
JA / Jump if above / 16, noj 4
JNBE Jump if not below or equal
JAE / Jump if above or equal 16, noj 4
JNB Jump if not below/
JNA Jump if not above
JCXZ Jump if CX is ...
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