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Q.

The common unit shared by the receiver unit and transmission unit of serial communication unit is

A

SCON(Serial Port Control) Register

B

SBUF(Serial Buffer) register

C

8-bit serial data interface

D

All of the mentioned

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MCQ

1.

In mode 2, the baud rate depends only on

A

SMOD bit

B

SCON bit

C

Oscillator clock frequency

D

SMOD bit and oscillator clock frequency

Discussion

MCQ

2.

The number of bits transmitted or received per second is defined as

A

transmission rate

B

reception rate

C

transceiver rate

D

baud rate

Discussion

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3.

During serial reception, the buffer that receives serial bits and converts to a byte is

A

receive buffer 0

B

receive buffer 1

C

receive buffer 2

D

none

Discussion

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4.

If SM0=1, SM1=0, then the transceiver selected is

A

8-bit synchronous

B

9-bit synchronous

C

8-bit asynchronous

D

9-bit asynchronous

Discussion

MCQ

5.

The mode that offers the most secured parity enabled data communication at lower baud rates is

A

mode 2

B

mode 1

C

mode 0

D

all of the mentioned

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