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8051 Architecture

Quiz by Dr Angeline Lydia

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4 questions
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  • Q1
    Which among the following are bidirectional?
    Port 1
    None
    Port 0
    Port 0 and Port 1
    30s
  • Q2
    Which among the following is correct about the bus control
    All the above
    Acts as electronic channel
    Wider the data bus greater is the transmission
    8 bit data bus
    30s
  • Q3
    ROM is
    none
    Volatile
    both
    Non volatile
    30s
  • Q4
    Which among the following manages the data communication
    PCON
    SCON
    both
    NONE
    30s

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