Microcontrollers Questions Set 7:
Which of the following communication type is similar to a valve?
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What is the result of the instruction MOV 0F0H, #0F0H?
Solution:
The serial communication mode that offers the most secure parity-enabled data transmission at lower baud rates is?
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What is NOP instruction in the instruction set of 8051 microcontroller ?
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The 8 bits of the IE register are 01001000, which of the interrupts will be acknowledged by the microcontroller?
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What is the order in which a processor or CPU of a controller executes an instruction?
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Which of the following code sequences will swap the nibbles of register A after their execution?
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Identify the addressing mode in the given line of an ALP (Assembly Level Programming):
MOVC A, @A+DPTR
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What are the uses of the 3rd and 4th bits of the PSW (Program Status Word) register in the 8051 microcontroller?
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Identify the bitwise operation that is being performed in the following code of 8051 microcontroller.
MOV A, #05H;
MOV R0, #04H;
ORL A,R0;
CPL A;
Solution:
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