FDP101X: Lab Assignment 2 REFLECTION SPOT ACTIVITY IMAGE ON ALU IN - - PowerPoint PPT Presentation

FDP101X: Lab Assignment 2

• REFLECTION SPOT ACTIVITY

IMAGE ON ALU IN MICROPROCESSOR

Reflection Spot time stamp :

• #Reflection Spot time: (12.12)

Reflection Spot question

• What is ALU?

Answer

• ALU is a temperory register used to hold data

during the execution of operation

Learning by Doing

• Stack pointer is a
• 1. 8 bit register
• 2. 16 bit register
• 3. 32 bit register
• 4. 64 bit register

• Answer : 2

Formative personalized

 Explanation: stack pointer is used to point the top of

the stack

Learning by Doing

• Processor status word of 8085 microprocessor

has five flags. They are

• 1. S, Z, AC, P, CY
• 2. S, OV, AC, P, CY
• 3. S, Z, OV, P, CY
• 4. S, Z, AC, P, OV

Explanation: PSW consist of sine flag , zero flag,carry flag, auxcillary carry carry and parity flag

• Answer : 1

Formative personalized

Explanation: PSW consist of sine flag , zero flag,carry flag, auxcillary carry carry and parity flag

Learning by Doing

• ALU (Arithmetic and Logic Unit ) of 8085

microprocessor consists of

1. Accumulator, temporary register, arithmetic and logic circuits 2. Accumulator, arithmetic, logic circuits and five flags 3. Accumulator, arithmetic and logic circuits 4. Accumulator, temporary register, arithmetic, logic circuits and five flags Explanation:ALU consist of Accumulator, temporary register, arithmetic, logic circuits and five flags

• Answer : 4

Formative personalized

• Explanation:ALU consist of Accumulator,

temporary register, arithmetic, logic circuits and five flags