Answer / abhishek jha

BIU is bus interface unit.it fetches the instruction to
8086.the instructions are stored in instruction queue,from
where they are executed by execution unit

Answer / thamizh

bus interface unit is used to tranferring information between microprocessor and memory and vice versa and other devices

Answer / vasudev

BIU 1st generates the the address fetches the instruction decodes it n sends to instruction queue...

Answer / santhosh.m.kabbur

Bus Interface Unit

Answer / vaibhav lingayat

it is bus interface unit which fetch the program from code segment and arrange instruction in queue executing by execution unit.

Answer / anishka savale

1.generate address on address &data
bus
2.read data from memory
&input/output port
3.to fetch the instructions or data
from input/output port

Answer / aravind rangrej

BIU is used to speed up the microprocessor 8086, it can read or write data from memory or I/O port

Answer / santhosh

The Bus Interface Unit (BIU): It provides the interface of 8086 to external memory and I/O devices via the System Bus. It performs various machine cycles such as memory read, I/O read etc. to transfer data between memory and I/O devices.

Answer / ro

takes on the job of generation of addresses too.. coz it has to combine the portions of address in segment registers and index or pointer registers..
--RO--

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