Transmission Modes

• Basic transmission modes:

  • Parallel mode (inside the computer between the computer and device such a disc or printer near by) (e.g., 8, 16, 32, 64 bits)

• Serial mode (predominant method of transferring data in data communications)

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H

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H

l

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1 cycle = fast

5 cycles = slow

Hertz = cycles per second

(frequency)

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