MC68HC908JL8 MOTOROLA [Motorola, Inc], MC68HC908JL8 Datasheet - Page 65

• Manufacturer Part Number: MC68HC908JL8
• Description: Motorola reserves the right to make changes without further notice to any products herein
• Manufacturer: MOTOROLA [Motorola, Inc]

6.1 Contents
6.2 Introduction
MC68HC908JL8
MOTOROLA
Technical Data – MC68HC908JL8
—
Rev. 2.0
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.
Freescale Semiconductor, Inc.
For More Information On This Product,
Section 6. Central Processor Unit (CPU)
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 65
Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 66
CPU Registers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 66
Arithmetic/Logic Unit (ALU) . . . . . . . . . . . . . . . . . . . . . . . . . . .72
Low-Power Modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .72
CPU During Break Interrupts . . . . . . . . . . . . . . . . . . . . . . . . . . 73
Instruction Set Summary . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 73
Opcode Map . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 73
Accumulator . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .67
Index Register . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 68
Stack Pointer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 68
Program Counter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 69
Condition Code Register . . . . . . . . . . . . . . . . . . . . . . . . . . .70
Wait Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 72
Stop Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 72
Central Processor Unit (CPU)
Go to: www.freescale.com
Technical Data
65