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Data representation (the binary system (Converting Binary to Denery (each…
Data representation
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Uses of Binary
when computers are used to control devises(such as robots), registers are used as part of the control system.
e.g. a robot vacuum cleaner has 3 wheels: A, B and C. A rotates on a spindle to allow direction change. B and C are fixed to only allow forward and backward movement and have an electric motor.
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is it has the binary value 10101010 it means: motor B is ON and motor C is ON and both motors are turning to produce a FORWARDS motion
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use of hex system
Memory dumps
Hex is often used when developing new software or when trying to trace errors as it is much easier to read that binary. when the memory contents are output to a printer or monitor this is called a memory dump
