STUPIDSID
1(a)
Explain function of following pins of microprocessor 8085
(a) ALE
(b)SOD/SID
(c)TRAP
(d)HOLD
INTA
(a) ALE
(b)SOD/SID
(c)TRAP
(d)HOLD
INTA
5 M
1(b)
Explain Control word 04 8254 Timer.write control word for Counter 0,Mode-2,R/W LSB,BCD counter.
5 M
1(c)
Write features of 80286 microprocessor
5 M
1(d)
What are advantages of memory segmentation of 8086.
5 M
2 (a)
Draw and Explain Architecture of 8085 Microprocessor.
10 M
2 (b)
Explain Minimum mode of 8086 microprocessor.draw timing diagram for write operation in minimum mode of 8086 and explain it.
10 M
3 (a)
Draw and explain interfacing of 8086 with 8255 I/O mapped I/O mode.
10 M
3 (b)
Write a program to generate 1KHz frequency square wave using 8254,if clock frequency 0f 8086 is 1M Hz.
10 M
4 (a)
Draw and explain interfacing of DAC 0808 with 8086 using 8255.write a program to generate square wave.
10 M
4 (b)
Draw and interface diagram of 8086 microprocessor and 8087 NDP,also various interface signals and co-processor working with host processor.
10 M
5 (a)
Design 8086 microprocessor based system using minimum mode with following specification:
8086 microprocessor working at 8 MHz
32KB EPROM Using 16K devices
32KB EPROM Using 16K devices
32KB SRAM using 16K devices
Clearly show memory map with address ranges.Draw a neat schematic.
8086 microprocessor working at 8 MHz
32KB EPROM Using 16K devices
32KB EPROM Using 16K devices
32KB SRAM using 16K devices
Clearly show memory map with address ranges.Draw a neat schematic.
10 M
5 (b)
Explain interrupt structure of 8086.
10 M
6 (a)
Write a program for 8086 microprocessor to exchange memory block of 10bytes of location 30000 and 40000
10 M
6 (b)
Draw and explain an architecture of Pentium processor.
10 M
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