8051 Timer

How many timers are there in 8051?

Each timer has ____ registers which are ______ bits wide

• 2, 2

• 2, 8

• 1, 4

• 2, 16

TMOD resister is bit addressable

• True

• False

Upon execution of the instruction MOV TMOD,#10H, the following timer mode is selected in 8051

• Timer 1 in mode 0

• Timer 1 in mode 1

• Timer 2 in mode 1

• Timer 0 in mode 2

How many timer modes are there in 8051?

• 2

• 4

• 3

What does 'pulse width' refer to?

• Duration of a pulse signal

• Frequency of a pulse signal

• Amplitude of a pulse signal

• Phase of a pulse signal

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Understanding word meanings

What are the different modes of operation for the 8051 timer?

• Mode 0

• Mode 1

• Mode 2

• Mode 3

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Main ideas and supporting details

What are the main purposes of the 8051 microcontroller's Timer 0 and Timer 1?

• Generating time delays

• Measuring pulse width

• Event counting

• Data storage

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Main ideas and supporting details

Which instruction is used for starting the timer 0 mode 1

• SETB C

• SETB TR1

• SETB TR0

• SETB TF1

Which timer mode is called as the auto reload mode?

• Mode 0

• Mode 1

• Mode 2

• Mode 3