80C286_08 Datasheet, PDF (53/60 Pages) Intersil Corporation – High Performance Microprocessor with Memory Management and Protection

80C286 Instruction Set Summary (Continued)
FUNCTION
FORMAT
80C286
Accumulator to Memory 1010001w addr-low addr-high
Register/Memory to Seg- 10001110 mod 0 reg
ment Register
r/m
Segment Register to Regis- 10001100 mod 0 reg
ter/Memory
r/m
PUSH = Push
Memory
11111111 mod 110
r/m
Register
01010 reg
Segment Register
000 reg
110
Immediate
011010s0 data
data if s =
0
PUSHA = Push All
01100000
POP = Pop
Memory
10001111 mod 000
r/m
Register
01011 reg
Segment Register
000 reg (reg ≠ 01)
111
POPA = Pop All
01100001
XCHG = Exchange
Register/Memory with Reg- 1000011w mod reg
ister
r/m
Register with Accumulator 10010 reg
IN = Input From
Fixed Port
1110010w port
Variable Port
1110110w
OUT = Output To
Fixed Port
1110011w port
Variable Port
1110111w
XLAT = Translate Byte to 11010111
AL
CLOCK COUNT
COMMENTS
REAL PRO-
ADDRES TECTED
S
VIRTUAL
MODE ADDRESS
MODE
REAL PRO-
ADDRES TECTED
S
VIRTUAL
MODE ADDRESS
MODE
3
3
2
9
2, 5
17, 19
2
(Note 59) (Note 59)
9, 10, 11
2, 3
2, 3
2
9
(Note 59) (Note 59)
5
5
2
9
(Note 59) (Note 59)
3
3
2
9
3
3
2
9
3
3
2
9
17
17
2
9
5
5
2
(Note 59) (Note 59)
5
5
2
5
20
2
19
19
2
9
9
9, 10, 11
9
3, 5
3, 5
2, 7
7, 9
(Note 59) (Note 59)
3
3
5
5
14
5
5
14
3
3
14
3
3
14
5
5
9
53