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Microprocessors
Pin Details of 8085 and Interfacing with 8085
Marks 1Marks 2
Instruction Set and Programming with 8085
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1
GATE ECE 2002
MCQ (Single Correct Answer)
+2
-0.6
The contents of Register (B) and Accumulator (A) of 8085 microprocessor are 49H and 3AH respectively. The contents of A and the status of carry flag (CY) and sign flag (S) after executing SUB B instructions are
A
A = F1, CY = 1, S =1
B
A = 0F, CY = 1, S =1
C
A = F0, CY = 0, S =0
D
A = 1F, CY = 1, S =1
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Questions Asked from Marks 2
GATE ECE 2017 Set 1 (1) GATE ECE 2016 Set 1 (1) GATE ECE 2014 Set 4 (1) GATE ECE 2011 (1) GATE ECE 2010 (1) GATE ECE 2008 (1) GATE ECE 2007 (2) GATE ECE 2006 (1) GATE ECE 2005 (2) GATE ECE 2004 (3) GATE ECE 2003 (1) GATE ECE 2002 (2)
GATE ECE Subjects
Signals and Systems
Network Theory
Control Systems
Digital Circuits
General Aptitude
Electronic Devices and VLSI
Analog Circuits
Engineering Mathematics
Microprocessors
Communications
Electromagnetics