WorksheetsMicroprocessor Quiz - Assignment 1
Total questions: 10
Worksheet time: 4mins
Which of these are microprocessors
8085
8086
Intel Core 2 Duo
All of these
An example of a microcontroller is
(a)
Companies which manufacture microprocessors are
Intel
Synopsys
ARM
AMD
8085 microprocessor has
8 bit address bus and 16 bit data bus
16 bit address bus and 8 bit control bus
8 bit data bus and 16 bit address bus
8 bit data bus and 16 bit control bus
8085 is capable of addressing ---------------- bytes
(a)
ALE signal in 8085 stands for
(a)
There are four chips each of 1024 bytes connected to a 16 bit address bus as shown in the figure . RAMs 1, 2, 3 and 4 respectively are mapped to addresses (GATE 2013)
0C00H-0FFFH, 1C00H-1FFFH, 2C00H-2FFFH, 3C00H-3FFFH
1800H-1FFFH, 2800H-2FFFH, 3800H-3FFFH, 4800H-4FFFH
0500H-08FFH, 1500H-18FFH, 3500H-38FFH, 5500H-58FFH
0800H-0BFFH, 1800H-1BFFH, 2800H-2BFFH, 3800H-3BFFH
Which of these signals in 8085 are active low
INTA
INTR
RD
ALE
Which are the status signals of 8085
S1
S2
S0
S3
The crystal frequency of 8085 is
6 Mhz
3 Mhz
1 Mhz
2 Mhz
