MICROPROCESSOR AND MICROCONTROLLER

8085 MICROPROCESSOR

ARCHITECTURE OF 8085

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Mention the size of data in 8085.
A
8
B
12
C
5
D
16
Explanation: 

Detailed explanation-1: -The 8085 microprocessor has an 8-bit data bus and a 16-bit address bus. Thus, it can address 64 KB of memory.

Detailed explanation-2: -The main features of 8085 P are: • It is an 8-bit microprocessor. It is manufactured with N-MOS technology. It has 16-bit address bus and hence can address up to 216= 65536 bytes (64KB) memory locations through A0–A15.

Detailed explanation-3: -Microprocessor sends out the address of a memory location or I/O location on address bus. In 8085 microprocessor, Address bus is of 16 bits (A0-A15) and can transfer maximum 16 bit address and hence can address 65, 536 different memory locations. This bus is multiplexed with 8 bit data bus.

Detailed explanation-4: -An 8-bit microprocessor can process 8-bit data at a time. The word length ranges from 4 bits to 64 bits depending upon the type of the microcomputer. Data Types − The microprocessor has multiple data type formats like binary, BCD, ASCII, signed and unsigned numbers.

Detailed explanation-5: -8-bit is an early computer hardware device or software program that is capable of transferring eight bits of data at the same time. The Intel 8085 is an 8-bit microprocessor. Its data bus is 8-bit wide and hence, 8 bits of data can be transmitted in parallel from or to the microprocessor.

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