MICROPROCESSOR AND MICROCONTROLLER

MICROPROCESSOR 8086

ARCHITECTURE OF 8085

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
The Intel 8086 microprocessor is a ____ processor
A
16 bit
B
32 bit
C
8 bit
D
4 bit
Explanation: 

Detailed explanation-1: -8086 Microprocessor is an enhanced version of 8085Microprocessor that was designed by Intel in 1976. It is a 16-bit Microprocessor having 20 address lines and16 data lines that provides up to 1MB storage. It consists of powerful instruction set, which provides operations like multiplication and division easily.

Detailed explanation-2: -The 8086 was introduced in 1978 as a fully 16-bit extension of Intel’s 8-bit 8080 microprocessor, with memory segmentation as a solution for addressing more memory than can be covered by a plain 16-bit address.

Detailed explanation-3: -The Intel 8086 was a 16-bit processor developed by Intel starting in 1976 and released on June 9, 1978. It gave rise to the x86 architecture and began the long line of the most successful CPU architecture in the world. It had a 16-bit data bus, 64 KB I/O ports, a 20-bit external bus, and it ran as fast as 10 MHz.

Detailed explanation-4: -16-bitEdit The registers found on the 8086 and all subsequent x86 processors are the following: AX, BX, CX, DX, SP, BP, SI, DI, CS, DS, SS, ES, IP and FLAGS. These are all 16 bits wide.

Detailed explanation-5: -The 8086 had eight (more or less general) 16-bit registers including the stack pointer, but excluding the instruction pointer, flag register and segment registers.

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