MC68HC908AS60MFN MOTOROLA [Motorola, Inc], MC68HC908AS60MFN Datasheet - Page 113

• Manufacturer Part Number: MC68HC908AS60MFN
• Description: HCMOS Microcontroller Unit
• Manufacturer: MOTOROLA [Motorola, Inc]

8.1 Contents
8.2 Introduction
MC68HC908AS60 — Rev. 1.0
MOTOROLA
Technical Data — MC68HC908AS60
8.2
8.3
8.4
8.4.1
8.4.2
8.4.3
8.4.4
8.4.5
8.5
8.6
8.6.1
8.6.2
8.7
8.8
8.9
This section describes the central processor unit (CPU08). The
M68HC08 CPU 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.
Freescale Semiconductor, Inc.
For More Information On This Product,
Section 8. Central Processor Unit (CPU)
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 113
Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 114
CPU Registers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 115
Arithmetic/Logic Unit (ALU) . . . . . . . . . . . . . . . . . . . . . . . . . . 121
Low-Power Modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 121
CPU During Break Interrupts . . . . . . . . . . . . . . . . . . . . . . . . . 122
Instruction Set Summary . . . . . . . . . . . . . . . . . . . . . . . . . . . . 122
Opcode Map . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 130
Accumulator (A) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 116
Index Register (H:X). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 116
Stack Pointer (SP) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 117
Program Counter (PC) . . . . . . . . . . . . . . . . . . . . . . . . . . . .118
Condition Code Register (CCR) . . . . . . . . . . . . . . . . . . . . . 119
Wait Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .121
Stop Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .121
Central Processor Unit (CPU)
Go to: www.freescale.com
Technical Data
113