8 Questions
During a memory write cycle, what is the purpose of the ALE pin?
To go high at the first T state
Which bus is responsible for fetching data from the CPU during a memory write cycle?
Data bus
In a memory write cycle, when is the RD¯ signal expected to be?
High
What is the significance of S0 and S1 being set to 1 and 0 respectively during a memory write cycle?
Defines the type of operation
Which type of interrupt requires the processor to execute an interrupt service routine (ISR)?
Hardware interrupts
When an interrupt occurs, what does the processor typically do?
Suspend current execution and service the interrupt
What type of signal is an interrupt in computer architecture?
'Stop and figure out what to do next' signal
'ISR' in computer architecture stands for:
'Interrupt Service Routine'
Learn about control signals that transmit command and timing information among system modules. Explore timing signals indicating data and address information validity, as well as command signals specifying operations to be performed. Understand typical control lines like Memory write, Memory read, I/O write, and I/O read.
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