The 8051 Microcontroller and Embedded Systems, Volume 1
Prentice Hall, 2000 - Digital control systems - 435 pages
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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Show the ASCII code ( in hex ) for the following string : " U.S.A. is a country " CR , LF " in North America " CR , LF CR is carriage return LF is line feed SECTION 0.2 : DIGITAL PRIMER 11. Draw a 3 - input OR gate using a 2 - input OR ...
Show the instruction to enable the EX1 and timer 1 interrupts . 13. Show the instruction to enable every interrupt of the 8051 . 14. Which pin of the 8051 is assigned to the external hardware interrupts INTO and INT1 ? 15.
Show the design of the 8255 connection to the 8051 where port A has the address 2000H . Then program the 8255 to get data from port B and send it to both ports A and C. 7. Show the design of the 8255 connection to the 8051 where port A ...
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The 8051 Microcontrollers
THE 8051 MICROCONTROLLERS 223 Section 1 1 Microcontrollers and Embedded Processors
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