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Lecture notes

Modulo 3

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Modulo 3 (Modulo 3)

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February 18, 2022
Number of pages
43
Written in
2021/2022
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Lecture notes
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Gerard manolellas
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lOMoARcPSD|10192405




Modulo 3


Estructura de computadors (Universitat Oberta de Catalunya)




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Gerard Enrique Manonellas
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Índice




Introducción............................................................................................... 5


Objetivos....................................................................................................... 6


1. Organización del procesador.......................................................... 7


2. Ciclo de ejecución de las instrucciones........................................ 9
2.1. Segmentación de las instrucciones ............................................. 11


3. Registros............................................................................................... 14
3.1. Registros de propósito general .................................................... 14
3.2. Registros de instrucción .............................................................. 15
3.3. Registros de acceso a memoria ................................................... 15
3.4. Registros de estado y de control ................................................. 15


4. Unidad aritmética y lógica............................................................. 17


5. Unidad de control.............................................................................. 20
5.1. Microoperaciones ........................................................................ 20
5.1.1. Tipos de microoperaciones ............................................ 21
5.1.2. Ciclo de ejecución ......................................................... 21
5.2. Señales de control y temporización ............................................ 25
5.3. Unidad de control cableada ........................................................ 27
5.3.1. Organización de la unidad de control cableada ............ 27
5.4. Unidad de control microprogramada ......................................... 29
5.4.1. Microinstrucciones ......................................................... 30
5.4.2. Organización de una unidad de control
microprogramada ........................................................... 31
5.4.3. Funcionamiento de la unidad de control
microprogramada ........................................................... 33
5.5. Comparación: unidad de control microprogramada y
cableada ....................................................................................... 36


6. Computadores CISC y RISC............................................................. 38


Resumen....................................................................................................... 40




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