Q. Finger print sensor uses which interface?

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Q. RS232 is used for long range wired communication.

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Q. UART is similar to _________

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Q. What does UART contain?

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Q. Communication in UART is ___________

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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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