MC68HC908KX2 MOTOROLA [Motorola, Inc], MC68HC908KX2 Datasheet - Page 59

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MC68HC908KX2

Manufacturer Part Number
MC68HC908KX2
Description
Microcontrollers
Manufacturer
MOTOROLA [Motorola, Inc]
Datasheet
Technical Data — MC68HC908KX8 • MC68HC908KX2 • MC68HC08KX8
5.1 Contents
5.2 Introduction
MC68HC908KX8 • MC68HC908KX2 • MC68HC08KX8 — Rev. 1.0
MOTOROLA
5.2
5.3
5.4
5.4.1
5.4.2
5.4.3
5.4.4
5.4.5
5.5
5.6
5.6.1
5.6.2
5.7
5.8
The M68HC08 central processor unit (CPU08) is an enhanced and fully
object-code-compatible version of the M68HC05 CPU. The CPU08
Reference Manual (Motorola document order number CPU08RM/AD)
contains a description of the CPU instruction set, addressing modes,
and architecture.
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 59
Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 60
CPU Registers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 60
Arithmetic/Logic Unit (ALU) . . . . . . . . . . . . . . . . . . . . . . . . . . . 66
Low-Power Modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 66
Instruction Set Summary . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 67
Opcode Map . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 74
Section 5. Central Processor Unit (CPU)
Accumulator . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 61
Index Register . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 61
Stack Pointer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 62
Program Counter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .63
Condition Code Register . . . . . . . . . . . . . . . . . . . . . . . . . . . 64
Wait Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .66
Stop Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .66
Central Processor Unit (CPU)
Technical Data
59

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