MC68HC05K1 FREESCALE [Freescale Semiconductor, Inc], MC68HC05K1 Datasheet - Page 94
MC68HC05K1
Manufacturer Part Number
MC68HC05K1
Description
HCMOS Microcontroller Unit
Manufacturer
FREESCALE [Freescale Semiconductor, Inc]
Datasheet
1.MC68HC05K1.pdf
(154 pages)
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Technical Data
10.2 Introduction
10.3 Addressing Modes
Technical Data
The microcontroller unit (MCU) instruction set has 62 instructions and
uses eight addressing modes. The instructions include all those of the
M146805 complementary metal oxide semiconductor (CMOS) Family
plus one more: the unsigned multiply (MUL) instruction. The MUL
instruction allows unsigned multiplication of the contents of the
accumulator (A) and the index register (X). The high-order product is
stored in the index register, and the low-order product is stored in the
accumulator.
The central processor unit (CPU) uses eight addressing modes for
flexibility in accessing data. The addressing modes provide eight
different ways for the CPU to find the data required to execute an
instruction.
The eight addressing modes are:
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Freescale Semiconductor, Inc.
For More Information On This Product,
Inherent
Immediate
Direct
Extended
Indexed, no offset
Indexed, 8-bit offset
Indexed, 16-bit offset
Relative
Go to: www.freescale.com
Instruction Set
MC68HC05K0 • MC68HC05K1 — Rev. 2.0
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