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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Q. What modes are generally used in the operation of the timer0?

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Q. Timer 0 can act as a counter

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Q. Which of the timer can operate in the 16 bit condition?

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Q. Which of the following will generate the maximum time delay?

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Q. What is the difference in operation of a normal and a CTC mode of a timer?

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Q. We can count the pulses on the positive or the negative edge triggered pulse of the clock?

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Q. Which pin is used for the input clock of the counter0?

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Q. Which resource provides clock pulse to AVR timers if CS02-00=6?

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Q. On reset, what are the contents of the SREG register?

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Q. TIMSK register is used for?

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Q. Why RETI instruction is used after an ISR?

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Q. In AVR what is the ISR address for an external hardware interrupt?

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Q. What is the address in the interrupt service routine assigned for the timer0 overflow flag?

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Q. Is the same address is assigned for the timer0 and timer1 overflow flag in the interrupt vector table of the interrupts?

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Q. External hardware interrupts are assigned to which pins of the atmega32?

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