Microcontroller
Seat No.: ________
Enrolment No.___________
GUJARAT TECHNOLOGICAL UNIVERSITY
DIPLOMA ENGINEERING - SEMESTER–V • EXAMINATION – SUMMER 2013
Subject Code: 351101 Date: 10-05-2013 Subject Name: Microcontroller & Embedded Systems Time: 10:30 am - 01:00 pm Total Marks: 70
Instructions: 1. Attempt all questions. 2. Make suitable assumptions wherever necessary. 3. Figures to the right indicate full marks. 4. English version is considered to be Authentic.
Q.1
(a) (b)
Draw block diagram and explain internal architecture of 8051. Draw and explain following SFR in brief. (1) PSW (2) TCON (3) IE Draw diagram of LCD interfacing and explain in detail. Draw external memory interfacing diagram for 32K EPROM and 8K RAM. Explain in brief. OR Describe need of Look Up Table (LUT) . Using LUT write an ALP to copy word ‘INDIA’ to RAM location starting from 30H. Describe following instructions with example. MOVX A , @R1 (2) RRC A (3) CJNE R1,#n,addr Write and ALP to multiply two data 62H and 44H. Store answer LSB in RAM location 30H and MSB in 31H. OR Define Stack Pointer. Explain data exchanges between registers using PUSH and POP instructions in 8051. Write an ALP to generate square wave of 1KHz on P1.1 using timer0 and mode 1.
07 07
Q.2 (a) (b) 07 07
(b) Q.3 (a) (b)
07
07 07
Q.3
(a) (b)
07 07
Q.4 (a) (b) Q. 4 (a) (b) Q.5 (a) (b) Q.5 (a) (b) Compare Von Neumann & Harvard architectures. List the features of ARM architecture. OR Explain PIC microcontroller. Write short note on RTC 12887.
************
Draw and Explain interfacing of ADC 0804 with 8051. Define Baud Rate. Explain how data is transferred serially in 8051. OR List different types of sensors used as input device with microcontroller and explain any one type of sensor in detail. What is ISR? Describe different types of interrupts in 8051.
07 07 07 07
07 07 07 07
1/3
5|`Gv!
V A
8051 ના
ત રક બંધારણની ખં ડય આ િત દોરો અને સમ વો.
07 07
ૂ નીચેના SFR ને દોર ને ંકમાં વણવો. (1) PSW (2) TCON (3) IE LCD ફિસગ ની આ
Enrolment No.___________
GUJARAT TECHNOLOGICAL UNIVERSITY
DIPLOMA ENGINEERING - SEMESTER–V • EXAMINATION – SUMMER 2013
Subject Code: 351101 Date: 10-05-2013 Subject Name: Microcontroller & Embedded Systems Time: 10:30 am - 01:00 pm Total Marks: 70
Instructions: 1. Attempt all questions. 2. Make suitable assumptions wherever necessary. 3. Figures to the right indicate full marks. 4. English version is considered to be Authentic.
Q.1
(a) (b)
Draw block diagram and explain internal architecture of 8051. Draw and explain following SFR in brief. (1) PSW (2) TCON (3) IE Draw diagram of LCD interfacing and explain in detail. Draw external memory interfacing diagram for 32K EPROM and 8K RAM. Explain in brief. OR Describe need of Look Up Table (LUT) . Using LUT write an ALP to copy word ‘INDIA’ to RAM location starting from 30H. Describe following instructions with example. MOVX A , @R1 (2) RRC A (3) CJNE R1,#n,addr Write and ALP to multiply two data 62H and 44H. Store answer LSB in RAM location 30H and MSB in 31H. OR Define Stack Pointer. Explain data exchanges between registers using PUSH and POP instructions in 8051. Write an ALP to generate square wave of 1KHz on P1.1 using timer0 and mode 1.
07 07
Q.2 (a) (b) 07 07
(b) Q.3 (a) (b)
07
07 07
Q.3
(a) (b)
07 07
Q.4 (a) (b) Q. 4 (a) (b) Q.5 (a) (b) Q.5 (a) (b) Compare Von Neumann & Harvard architectures. List the features of ARM architecture. OR Explain PIC microcontroller. Write short note on RTC 12887.
************
Draw and Explain interfacing of ADC 0804 with 8051. Define Baud Rate. Explain how data is transferred serially in 8051. OR List different types of sensors used as input device with microcontroller and explain any one type of sensor in detail. What is ISR? Describe different types of interrupts in 8051.
07 07 07 07
07 07 07 07
1/3
5|`Gv!
V A
8051 ના
ત રક બંધારણની ખં ડય આ િત દોરો અને સમ વો.
07 07
ૂ નીચેના SFR ને દોર ને ંકમાં વણવો. (1) PSW (2) TCON (3) IE LCD ફિસગ ની આ