80C88_08 Datasheet, PDF (32/38 Pages) Intersil Corporation – CMOS 8-/16-Bit Microprocessor

Instruction Set Summary (Continued)
MNEMONIC AND
DESCRIPTION
Immediate Data and Ac-
cumulator
OR = Or:
Register/Memory and
Register to Either
Immediate to Regis-
ter/Memory
Immediate to Accumula-
tor
XOR = Exclusive or:
Register/Memory and
Register to Either
Immediate to Regis-
ter/Memory
Immediate to Accumula-
tor
STRING MANIPULA-
TION
REP = Repeat
MOVS = Move Byte/Word
CMPS = Compare
Byte/Word
SCAS = Scan Byte/Word
LODS = Load Byte/Word
to AL/AX
STOS = Stor Byte/Word
from AL/A
CONTROL TRANSFER
CALL = Call:
Direct Within Segment
Indirect Within Segment
Direct Intersegment
76543210
1010100w
000010dw
1000000w
0000110w
001100dw
1000000w
0011010w
1111001z
1010010w
1010011w
1010111w
1010110w
1010101w
11101000
11111111
10011010
Indirect Intersegment
11111111
80C88
INSTRUCTION CODE
76543210
76543210
data
data if w = 1
76543210
mod reg r/m
mod 1 0 1 r/m
data
mod reg r/m
mod 1 1 0 r/m
data
data
data if w = 1
data if w = 1
data
data if w = 1
data if w = 1
disp-low
mod 0 1 0 r/m
offset-low
seg-low
mod 0 1 1 r/m
disp-high
offset-high
seg-high
32
FN2949.4
February 22, 2008