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Assembly Language
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What are operations performed on data in 8085

The various operations performed are
- Store 8-bit data
- Perform arithmetic and logical operations
- Test for conditions
- Sequence the execution of instructions
- Store data temporarily during execution in the defined R/W memory locations call...
Posted By:Mena Schmidt      Posted On: Oct 10

Assembly Language
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Steps involved to fetch a byte in 8085

i. The PC places the 16-bit memory address on the address bus ii. The control unit sends the control signal RD to enable the memory chip
iii. The byte from the memory location is placed on the data bus
iv. The byte is placed in the instruction de...
Posted By:Abe Fischer      Posted On: Jun 26

Assembly Language
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How many interrupts does 8085 have, mention them

The 8085 has 5 interrupt signals; they are INTR, RST7.5, RST6.5, RST5.5 and TRAP
Posted By:Ava Campbell      Posted On: Apr 02

Assembly Language
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Basic concepts in memory interfacing

The primary function of memory interfacing is that the microprocessor should be able to read from and write into a given register of a memory chip. To perform these operations the microprocessor should
- Be able to select the chip
- Identify the re...
Posted By:Adelino Fischer      Posted On: Feb 04

Assembly Language
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Define instruction cycle, machine cycle and T-state

Instruction cycle is defined, as the time required completing the execution of an instruction. Machine cycle is defined as the time required completing one operation of accessing memory, I/O or acknowledging an external request. Tcycle is defined as ...
Posted By:Zachary Evans      Posted On: Nov 25

Assembly Language
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What is an instruction?

An instruction is a binary pattern entered through an input device to command the microprocessor to perform that specific function.
Posted By:Voliny Fischer      Posted On: Oct 20

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