Intel 80286 User Manual

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
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Intel 80286 Specifications

General

Processor Type	Microprocessor
Clock Speed	6 MHz to 25 MHz
Transistor Count	134, 000
Addressable Memory	16 MB
Instruction Set	x86
Architecture	x86
Data Bus Width	16-bit
Address Bus Width	24-bit
Operating Modes	Real mode, Protected mode
Process Technology	1.5 µm
Voltage	5V
Introduced	1982
Package	68-pin PGA