MC68HC908JK3 MOTOROLA [Motorola, Inc], MC68HC908JK3 Datasheet - Page 51
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MC68HC908JK3
Manufacturer Part Number
MC68HC908JK3
Description
MC68HC908JK1
Manufacturer
MOTOROLA [Motorola, Inc]
Datasheet
1.MC68HC908JK3.pdf
(210 pages)
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6.1 Contents
6.2 Introduction
MC68H(R)C908JL3
MOTOROLA
Technical Data — MC68H(R)C908JL3
—
Rev. 1.0
6.2
6.3
6.4
6.4.1
6.4.2
6.4.3
6.4.4
6.4.5
6.5
6.6
6.6.1
6.6.2
6.7
6.8
6.9
The M68HC08 CPU (central processor unit) 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.
Section 6. Central Processor Unit (CPU)
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 51
Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 52
CPU Registers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 52
Arithmetic/Logic Unit (ALU) . . . . . . . . . . . . . . . . . . . . . . . . . . . 58
Low-Power Modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 58
CPU During Break Interrupts . . . . . . . . . . . . . . . . . . . . . . . . . . 59
Instruction Set Summary
Opcode Map . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 59
Accumulator . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 53
Index Register . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 54
Stack Pointer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 54
Program Counter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 55
Condition Code Register . . . . . . . . . . . . . . . . . . . . . . . . . . . 55
Wait Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 58
Stop Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 59
Central Processor Unit (CPU)
. . . . . . . . . . . . . . . . . . . . . . . . . . . . 59
Technical Data
51