The 8051 Microcontroller and Embedded Systems, Volume 1
For courses teaching the 8051 Microcontoller.
This book uses a step-by-step approach to teach the fundamentals of assembly language programming and interfacing of the 8051 microcontroller. It uses many examples to clarify concepts. Simple, concise examples are utilized to show what action each instruction performs, then a sample is provided to show its application. This text provides a comprehensive understanding of the internal organization of the 8051 registers and resources in a way that sheds the student's fear of assembly language. Whether students become designers of stand-alone systems or complex embedded systems, they will find this text a useful resource.
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The function of I / O devices such as the keyboard and video monitor is to provide a means of communicating with the CPU . ... For a device ( memory or 1/0 ) to be recognized by the CPU , it must be assigned an address .
The major components of any computer system are the CPU , memory , and I / O devices . “ Memory ” refers to temporary or permanent storage of data . In most systems , memory can be accessed as bytes or words .
An interrupt is an external or internal event that interrupts the microcontroller to inform it that a device needs its service . In this chapter we explore ... Interrupts vs. polling A single microcontroller can serve several devices .
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The 8051 Microcontrollers
8051 ASSEMBLY LANGUAGE PROGRAMMING
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