MC68HC705C8A_13 Datasheet, PDF (43/222 Pages) Freescale Semiconductor, Inc – Technical Data

Freescale Semiconductor, Inc.
Technical Data — MC68HC705C8A
Section 3. Central Processor Unit (CPU)
3.1 Contents
3.2 Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43
3.3 CPU Registers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 44
3.3.1 Accumulator . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45
3.3.2 Index Register . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45
3.3.3 Stack Pointer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 46
3.3.4 Program Counter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 46
3.3.5 Condition Code Register . . . . . . . . . . . . . . . . . . . . . . . . . . . 47
3.4 Arithmetic/Logic Unit (ALU) . . . . . . . . . . . . . . . . . . . . . . . . . . . 48
3.2 Introduction
This section describes the central processor unit (CPU) registers.
MC68HC705C8A — Rev. 3
MOTOROLA
Central Processor Unit (CPU)
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Technical Data