Q. The data will not go from the port registers to the pin unless:

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Q. On reset DDR registers of all ports are set to:

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Q. All series of AVR has 8 pins in all of their ports?

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Q. Which of the following is not a single bit instruction in AVR?

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Q. Which of the following is correct about the SBIS instruction?

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Q. Instruction CBI PORTB,1 means

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Q. Which of the following instruction can used to toggle a bit of the PORT?

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Q. What is the main function of the SBIC instruction?

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Q. In AVR micro controllers, ADD instruction affects the status of which of the following bits of a status register?

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Q. ADC instruction is used for?

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Q. AVR supports which of the following mentioned subtraction instructions?

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Q. What steps are involved when we subtract two numbers present at two different locations?

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Q. In executing subtraction based instructions, state the role of the C flag?

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Q. Which of the following is correct about the MUL instruction?

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Q. In AVR, when is the V flag set?

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Q. To set the bits of a register R1 to 1, we must OR the contents of the register with?

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Q. CP instruction alters the value of the register?

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Q. What is right about the ROR instruction?

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Q. In AVR, which of the following registers are not used for programming timers?

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Q. What is the use of the prescalar in the operation of the timer?

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