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Intel 80286 User Manual

Intel 80286
515 pages
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1. BASED MODE
MOV AX, [BP
+
DATE-CODE]
ADD
[BX
+ BALANCE], CX
2. INDEXED MODE
MOV ID [SI], DX
SUB BX,
DATA_TBL[SI]
3. BASED INDEXED
MOV DX,
[BP][ill]
AND
[aX
+ 3FFH
MOV CX,
[ap][si
+
CNT]
SHR
[ax
+
01
+ MASK]
I
L
I
I
I
L
I
1
1
80286
BASE
ARCHITECTURE
,
'r
OPERAND
DISPL
I
+
BASE
+
SEGMENT
r
r
OPERAND
INDEX
)
FIXED
ARRAY
+
DISPL
+
SEGMENT
J
'I'
,
OPERAND
INDEX
I
BASED
ARRAY
+
BASE
+
SEGMENT
Figure 2-13. Complex Addressing Modes
2-22
BASED
STRUCTURE
CONTAINING
ARRAY
G3010B
pcjs.org

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Intel 80286 Specifications

General IconGeneral
Processor TypeMicroprocessor
Clock Speed6 MHz to 25 MHz
Transistor Count134, 000
Addressable Memory16 MB
Instruction Setx86
Architecturex86
Data Bus Width16-bit
Address Bus Width24-bit
Operating ModesReal mode, Protected mode
Process Technology1.5 µm
Voltage5V
Introduced1982
Package68-pin PGA

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