Anna University.
Department of Electronics and Communication Engineering.
Fifth Semester
EC2308 Microprocessor And Microcontroller Lab
Important Viva Questions
1)What is the difference between microprocessor and microcontroller .
2)What is the use of SI register .
3)write mnemonics for add operation.
4)What is HLT .
5)what is the supply required for 8086.
6)Write mnemonics for multiplication ,division .
7)What is the use of DI register .
8)What is the use of INC.
9)What is JNZ,DEC.
10)what is the use of accumulator .
11)what is carry ?
12)what is the use of CX register ?
13)Write instructions for exchange ,compare .
14)what is the difference in exchange and compare ?
15)what is the use of routine ?
16)what is the use of stepper motor ?
17)what is the principle behind the working of stepper motor?
18)what is interfacing ?
19) why we interface 8086.
20)Where we use DC motor ?
21)what is bit manipulation ?
22)Write instructions for logical operations .
23)what is interrupt ?
24)Expand UART.
25)What is the use of programmable timer .