1.  پردازنده چیست؟  VLSI در CPU  1 core / multi core  Control unit  Arithmetic & logic unit(ALU Inner, outer ) 2.

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Presentation transcript:

1

 پردازنده چیست؟  VLSI در CPU  1 core / multi core  Control unit  Arithmetic & logic unit(ALU Inner, outer ) 2

 وظیفه کنترل و نظارت بر کلیه فعالیتهای کامپیوتر  مغز کامپیوتر  ساخت دستورالعمل های ورودی ، خروجی و... 3

 واحد محاسبه و منطق چیست؟ › اعمال محاسباتی › اعمال منطقی 4

 دستگاه های ورودی  دستگاه های خروجی  پردازنده › CU › ALU  حافظه 5

 حافظه چیست؟  ارتباط بین اجزای کامپیوتر با حافظه  بخش های مصرفی حافظه › برای اجرای سیستم عامل › برای اجرای نرم افزار های کاربردی › برای نگهداری موقتی اطلاعات و مقادیر › فضای اضافه برای اجرا و نگهداری مقادیر میانی 6

 حافظه اصلی - داخلی  حافظه کمکی - بیرونی اندازه حافظه bit byte kilo mega giga tera … 7

 Ram › Sram(energy line dedicated) › Dram(energy – refresh periodic)  Rom › Prom › Eprom(ultra violet beam) › Eeprom(electronical) 8

 Eeprom memory  Benefit >> ram + rom  Memory card – SD – mini – micro  Expensive 9

10

11  Main board  Ram  Vga – graphic adapter  Sound card  Monitor  Disc/floppy driver  Modem  Keyboard  Mouse  Case  printer  Cpu  Mips - megaflop  I/O bus  Data bus  Speed  Transistor number Cpu model In intel base computer benefit CeleronCheap PentiumPortable Power full - XenonClient/ Server Itanium Client/Server Parallel computing Huge memory

 Motorola – IBM – apple  Power full  Professional – special 12 AMD Sunny vale inc.(atlon) Sun, motorolla, packard AMD Sunny vale inc.(atlon) Sun, motorolla, packard

 Power of “2” › 64 – 128 – 256 – 512 – …  Ram pairing Vs one ram 13

 Parallel port  Serial port  Network port › Tell- Rj11 – Rj13 › Net-Rj45  Usb port  Monitor output port  Mouse / keyboard port  Power port (interface) 14

15

 Fetch  Decode  Execute  Store 16

 Store  Address  Accumulator  General purpose 17 Temporary

 System clock (synchronization) MHzGHz  Bus( electronical circuit) width › I/O bus › Data bus  Word size 18

 High speed chipset  Cache memory  Coprocessor  Risc  Pipe lining  Parallel processing  Grid computing 19