STUPIDSID
1 (a)
Design 8085 based system with following specification
Draw detail interface diagram.
(i) CPU operating at 3 Mhz
(ii) 16KB EPROM using 4KB device
(iii) 32KB RAM using 8KB device
Give its memory mapping & I/O mapping and use absolute decoding approach.
Draw detail interface diagram.
(i) CPU operating at 3 Mhz
(ii) 16KB EPROM using 4KB device
(iii) 32KB RAM using 8KB device
Give its memory mapping & I/O mapping and use absolute decoding approach.
15 M
1 (b)
Explain addressing modes with example of 8085 microprocessor
5 M
2 (a)
Explain the Interrupt structure of 8085 microprocessor
10 M
2 (b)
Explain with block diagram interfacing of 8255 PPI and 8085 microprocessor with control word for data transfer in handshake mode.
10 M
3 (a)
Draw timing diagram for
(i) Opcode fetch
(ii)Memory read
(iii) I/O read
(i) Opcode fetch
(ii)Memory read
(iii) I/O read
6 M
3 (b)
Explain SIM & RIM instructions of 8085 microprocessor
4 M
3 (c)
Explain interrupt structure of 8051 microcontroller
10 M
4 (a)
Explain following instructions used in ARM with one example each
(i) LDM/STM (ii) BIC (iii) ADD/SUB (iv) MVN (v) BEQ
(i) LDM/STM (ii) BIC (iii) ADD/SUB (iv) MVN (v) BEQ
10 M
4 (b)
Explain the CPSR register of ARM7 processor.
5 M
4 (c)
Explain the flag register of 8085 microprocessor
5 M
5 (a)
Write a program to generate square wave of 1KHz frequency using 8155 timer. (Timer operating at 3 MHz)
10 M
5 (b)
Write a program to multiply two numbers for 8085 microprocessor
10 M
6 (a)
Draw & Explain block diagram of 8259 peripheral IC
10 M
6 (b)
Explain addressing modes with example of 8051 microcontroller
10 M
Write a short note on
7 (a)
TCON & TMOD registers of 8051 Microcontroller
7 M
7 (b)
Addressing modes of ARM processor
7 M
7 (c)
Stepper motor interfacing with 8051 microcontroller
7 M
More question papers from Microcontroller and Applications