DELD Flashcards

1
Q

what is ASM

A

Algorithm State Machine is essentially a flow chart depicting an algorithm
State Box ( | | )
Decision Box ( < > )
Condition Box ( ( ) )

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2
Q

what is a transistor

A

semiconductor which controls voltage or flow of current and acts as a switch (can also amplify)

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3
Q

what are logic families

A

Logic families are different types of technologies being used to build different logic gates.
positive logic - high voltage 1
negative logic - high voltage 0
Unipolar (MOS - CMOS, NMOS, PMOS)
Bipolar (Saturated - TTl, Unsaturated - ECL)

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4
Q

fundamentals of microprocessor

A

Op Code
Operands
Instruction
Program
Bus
Register

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5
Q

components of microprocessor

A

Internal Data Bus
ALU
Accumulator
Flag Flip flop
Instruction decoder
Timing and control unit
Program counter
Stack pointer
Register Pain HL
Data Bus buffer
Address Bus

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6
Q

Memory organisation

A

Location
Capacity
Unit of transfer
Access
Performance

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7
Q

Shift Register

A

Used to implement arithmetic operations (multiplication/division)
Uses D flip flop
SISO
SIPO
PISO
PIPO

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8
Q

what is a flip flop

A

electronic device which is used to store 1-bit of information by using clock signal
it has two stable states and a feedback path

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