Serial port - 8051

Name the registers used in control the data rate serial port of 8051

• SCON

• PCON

• PMOD

• SBUF

Name the data register used in serial port of 8051

• SCON

• SBUF

• PCON

• SMOD

Name the registers used in control the communication in serial port of 8051

• SCON

• PCON

• SBOF

• TMOD

Which mode of serial port in 8051 acts as a shift register

• Mode 0

• Mode 1

• Mode 2

• Mode 3

Mode 1 of Serial port is a -------- UART

• 7 bit

• 8 bit

• 9 bit

• 10 bit

The first bit of Asynchronous is always ---------

• High

• Low

• Tristate

• zero

The last bit of Asynchronous is always ---------

• high

• low

• Zero

• High impedance

Total number of bits in mode 2 is --------

• 10

• 8

• 9

• 11

Total number of bits in mode 1 is --------

• 8

• 9

• 10

• 11

Which mode of Timer is used as a clock for serial port

• Mode 0

• Mode 1

• Mode 2

• Mode 3