
MC68HC908AZ60A — Rev 2.0
Technical Data
MOTOROLA
Central Processor Unit (CPU)
129
Technical Data — MC68HC908AZ60A
Section 8. Central Processor Unit (CPU)
8.1 Contents
Introduction. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 129 Features. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 130 CPU registers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 130 WAIT mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 136 STOP mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .136 Opcode Map . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 145 8.2 Introduction
This section describes the central processor unit (CPU8). The M68HC08
CPU is an enhanced and fully object-code-compatible version of the
M68HC05 CPU. The CPU08 Reference Manual (Motorola document
number CPU08RM/AD) contains a description of the CPU instruction
set, addressing modes, and architecture.