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MICROCONTROLLER TUTORIALS - 8051

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8051

Introduction

Chapter 1
Types of Memory

Chapter 2
Special Function Registers

Chapter 3
Basic Registers

Chapter 4
Addressing Modes

Chapter 5
Program Flow

Chapter 6
Low Level Information

Chapter 7
Timers

Chapter 8
Serial Port Operations

Chapter 9
Interrupts

Additional Features in 8052

8052 Instruction Set

8051 Microcontroller
External Indirect Addressing

Author : Craig Steiner

Source : 8052.com

Book : The 8051/8052 Microcontroller:
       
 Architecture, Assembly Language, And Hardware Interfacing (Paperback)

External Indirect

External memory can also be accessed using a form of indirect addressing which I call External Indirect addressing. This form of addressing is usually only used in relatively small projects that have a very small amount of external RAM. An example of this addressing mode is:

MOVX @R0,A

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