Podcast
Questions and Answers
What is the purpose of the 3x8 opcode decoder in the hardware components?
What is the purpose of the 3x8 opcode decoder in the hardware components?
- To convert binary data to decimal
- To manage the memory unit directly
- To facilitate read and write operations on the bus
- To decode instructions and control data flow (correct)
Which of the following registers is primarily responsible for holding the address of the next instruction to be executed?
Which of the following registers is primarily responsible for holding the address of the next instruction to be executed?
- Instruction Register (IR)
- Data Register (DR)
- Accumulator (AC)
- Program Counter (PC) (correct)
What type of operations can the control logic gates perform on the flip-flops?
What type of operations can the control logic gates perform on the flip-flops?
- Only complementing their values
- Setting, clearing, or complementing values (correct)
- Managing data flow between registers
- Only setting their values
What is the function of the common bus in this hardware architecture?
What is the function of the common bus in this hardware architecture?
Which status flip-flop indicates if an interrupt is enabled or not?
Which status flip-flop indicates if an interrupt is enabled or not?
Flashcards
Memory Unit
Memory Unit
A memory unit with a capacity to store 4096 words, each word being 16 bits long.
Registers
Registers
Specialized storage locations that hold data or instructions temporarily during processing.
Decoders
Decoders
Logic circuits used to select one out of multiple inputs based on a specific input code.
Common Bus
Common Bus
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Adder and Logic Circuit
Adder and Logic Circuit
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Study Notes
Memory Unit
- Memory capacity: 4096 words, each 16 bits
Registers
- AR (Address Register)
- PC (Program Counter)
- DR (Data Register)
- AC (Accumulator)
- IR (Instruction Register)
- TR (Temporary Register)
- OUTR (Output Register)
- INPR (Input Register)
- SC (Instruction Counter)
Flip-Flops (Status)
- I (Interrupt)
- S (Stop)
- E (Error)
- R (Run)
- IEN (Interrupt Enable)
- FGI (First Go Interrupt)
- FGO (First Go Output)
Decoders
- 3x8 Opcode Decoder
- 4x16 Timing Decoder
Common Bus
- 16 bits wide
Control Logic Gates
- Input controls for nine registers
- Memory read/write controls
- Flip-flop set, clear, or complement controls
- S2, S1, S0 for register selection on the bus
- AC and Adder/Logic circuit connected
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Description
Test your knowledge on computer architecture concepts such as memory units, registers, and control logic. This quiz covers essential components and their functions, including flip-flops and decoders. Get ready to challenge yourself and deepen your understanding of computer systems!
