Intel 80286 User Manual

BASIC INSTRUCTION SET
3.12.2.4 DATA TRANSFER INSTRUCTIONS
The data transfer instructions move operands among the registers and between a register and memory.
This group includes the load, store, and exchange instructions.
3.12.2.5 CONSTANT INSTRUCTIONS
Each of the constant instructions loads a commonly used constant into an NPX register. The values
have a real precision of 64 bits and are accurate to approximately
19 decimal places. The constants
loaded by these instructions include 0,
1, Pi, log. 10, log2 e, 10glO 2, and log 2 •.
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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