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List the difference between 8086 & 8088 processor.

written 6.9 years ago by mankar.shubhangi07 • 120

modified 2.6 years ago by DevarenjiniP • 3.2k

microprocessors and applications

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written 2.6 years ago by DevarenjiniP • 3.2k

8086 MICROPROCESSOR	8088 MICROPROCESSORNw
The data bus is of 16 bits.20 address lines	The data bus is of 8 bits.20 address lines
It has 3 available clock speeds (5 MHz, 8MHz (8086-2)  and 10 MHz (8086-1)).	It has 3 available clock speeds 8088(5MHz,) 8088-2(8 MHz) 80C88 (0-8MHZ)
1 MB memory, 64Kb I/O40 pin DIP	1 MB memory, 64KB 1/O40pin DIP
It has memory control pin (M/IO) signal.	It has complemented memory control pin(IO/M) signal of 8086.
It has Bus High Enable (BHE) signal.	Doesn't required as 8 bit, It has StatusSignal (SSO).
It can read or write either 8-bit or 16-bit worat the same time.	It can read only 8-bit word at the sametime.
Minimum mode and Maximum mode	Minimum mode and Maximunm mode
It has 6 byte instruction queue.	It has 4 byte instruction queue as it can fetch only 1 byte at a time.

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