Q. Start bit of UART is logic high.

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Q. Which error occurs when the receiver can’t process the character?

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Q. What is WD1402A?

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Q. What is the speed of the 8250 UART?

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Q. Which error occurs when UART transmitter has completed sending a character and the transmit buffer is empty?

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Q. Which error occurs when the designated start and stop bits are not found?

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Q. Which error occurs when the parity of the number of 1 bit disagrees with that specified by the parity bit?

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Q. A __________ occurs when the receiver input is at the space level.

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Q. The term break derives from ___________ signaling.

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Q. What is the protocol used by USART?

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Q. USART provides a synchronous mode that is not in UART.

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Q. Which of the following needs a clock?

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Q. During receiving operation what does URXD have?

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Q. What is the timing of X?

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Q. The secondary implementation uses a fixed second clock divided which is divided by ______________

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Q. The USART module supports ________ multiprocessor communication modes when the asynchronous mode is used.

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Q. How many asynchronous multiprocessor protocols are present?

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Q. Which bit in control register defines the address bit or idle line multiprocessor protocol mode?

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Q. In idle line multiprocessor mode, a precise idle period can be generated to create efficient address character identifiers.

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Q. In synchronous operation characters must be provided on time if not ______ error occurs.

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