Quote:
1. 8088(PC,XT)
2. 8086(PC,XT)
3. 80286(AT)
4. 80386(AT386)
5. 80486(AT486)
Microprocessors | Jan. 27, 2010
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Pro contributor
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| 26Jan2010,17:03 | #1 |
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Give The Data Bus Size, Address Bus Size, Maximum Memory Support and Mode of Operation of The Following Microprocessors!
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Go4Expert Founder
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| 27Jan2010,17:49 | #2 |
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Approved.
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Skilled contributor
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| 27Jan2010,18:02 | #3 |
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INTEL 8088
PC/HT AND IBM PC XT PROCESSOR CHIP MAXIMUM CLOCK SPEED OF 8 MHz MAXIMUM PHYSICAL MEMORY OF 1 MegaBytes INTERNAL DATA BUS SIZE OF 16 BITS EXTERNAL DATA BUS SIZE OF 8 BITS MAXIMUM BUS BAND WIDTH OF 2 MegaBytes/Sec TWENTY FOUR REGISTERS INTEL 8086 INSTRUCTION SET INTEL 8086 B21 AND B22 PROCESSOR CHIP MAXIMUM CLOCK SPEED OF 10 MHz MAXIMUM PHYSICAL MEMORY OF 1 MegaBytes INTERNAL DATA BUS SIZE OF 16 BITS EXTERNAL DATA BUS SIZE OF 16 BITS MAXIMUM BUS BAND WIDTH OF 5 MegaBytes/Sec TWENTY FOUR REGISTERS INTEL 80286 B28, PC/microIT, PC/IT AND IBM AT PROCESSOR CHIP MAXIMUM CLOCK SPEED OF 12.5 MHz MAXIMUM PHYSICAL MEMORY OF 16 MegaBytes MAXIMUM LOGICAL MEMORY OF 1 GigaBytes MAXIMUM SEGMENT SIZE OF 64 KiloBytes INTERNAL DATA BUS SIZE OF 16 BITS EXTERNAL DATA BUS SIZE OF 16 BITS MAXIMUM BUS BAND WIDTH OF 12.5 MegaBytes/Sec TWENTY FOUR REGISTERS FOUR STAGE PIPELINE ARCHITECTURE TWO MODES OF OPERATION: REAL MODE PHYSICAL MEMORY ADDRESS LIMITED TO 1 MegaByte INTEL 8086 / 8088 EMULATION PROTECTED VIRTUAL ADDRESS MODE VIRTUAL MEMORY SEGMENTS PROTECTION ARCHITECTURE SUPPORT OF BINARY CODED DECIMAL (BCD) DATA TYPES SUPER-SET OF INTEL 80186 INSTRUCTION SET APPROXIMATELY TWICE AS FAST AS INTEL 80186 INTEL 80386 B38 AND BXX PROCESSOR CHIP MAXIMUM CLOCK SPEED OF 16 MHz MAXIMUM PHYSICAL MEMORY OF 4 GigaBytes MAXIMUM LOGICAL MEMORY OF 64 TeraBytes (246) MAXIMUM SEGMENT SIZE OF 4 GigaBytes INTERNAL AND EXTERNAL DATA BUS SIZE OF 32 BITS MAXIMUM BUS BAND WIDTH OF 32 MegaBytes/Sec THIRTY REGISTERS SPECIAL HIGH-SPEED (3.5-16 mSec) TASK SWITCHING HARDWARE ADDITION OF TWO 32 BIT REGISTERS IN 2 CLOCK CYCLES MULTIPLICATION OF TWO 32 BIT REGISTERS IN 9 TO 42 CLOCKS SIX STAGE PIPELINE ARCHITECTURE SUPER-SET OF INTEL 80286 INSTRUCTION SET REAL AND PROTECTED VIRTUAL ADDRESS MODES VIRTUAL MEMORY PAGING AND SEGMENTATION VIRTUAL INTEL 8086 MODE ( REAL MODE ) SUPPORT OF BIT STRING DATA TYPE FOR GRAPHICS SPECIAL SUPPORT FOR OFF-CHIP CODE AND DATA CACHE SEGMENT DESCRIPTORS DEFINING PROTECTION, TYPE AND LIMITS FOUR LEVEL HIERARCHAL MEMORY PROTECTION SCHEME EXTENDED DEBUGGING CAPABILITIES APPROXIMATELY TWICE AS FAST AS INTEL 80286 |
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Skilled contributor
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| 27Jan2010,19:42 | #4 |
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Quote:
Originally Posted by pankaj.sea data bus:- 8 bits address bus:- 20 bits Max memory:- 1 mb mode of operation:- Real 8086(PC,XT) data bus:- 16 bits address bus:- 20 bits Max memory:- 1 mb mode of operation:- Real 80286(AT) data bus:- 16 bits address bus:- 24 bits Max memory:- 16 mb mode of operation:- Real/protected 80386(AT386) data bus:- 32 bits address bus:- 32 bits Max memory:- 4096 mb mode of operation:- Real/protected 80486(AT486) data bus:- 32 bits address bus:- 32 bits Max memory:- 4096 mb mode of operation:- Real/protected |
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Pro contributor
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| 27Jan2010,19:50 | #5 |
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Quote:
Originally Posted by sameer_havakajoka Please Look At Ur Reply Before Posting.... Its Incomplete.... There Is No "Address Bus"! techgeek, u r correct... 
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Skilled contributor
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| 28Jan2010,10:02 | #6 |
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ohh..i got confused in data bus...
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