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RMR2012

Maths is not everything

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Maths is not everything

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Maths is not everything

3

Mquina A Mquina B

Tx A Rx B

Tx BRx A

Bit Time

Least Signicant BitMost Signicant Bit

Stop Bits

Start Bit

65H e

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RMR2012

Maths is not everything

How do peers agree on timing?

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Maths is not everything

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Maths is not everything

Serial Peripheral Interface

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Maths is not everything

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Maths is not everything

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Maths is not everything

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Maths is not everything

Master shifts out data to Slave, and shifts in data from Slave

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Maths is not everything

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RMR2012

Maths is not everything Timing Diagram Showing Clock polarities and phases

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Maths is not everything

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Maths is not everything

18

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Maths is not everything

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Maths is not everything

20

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Maths is not everything

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Maths is not everything

22

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Maths is not everything

2 0 0 8 W a y n e

W o l

f

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Maths is not everything

25

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Maths is not everything

26

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Maths is not everything

3

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Maths is not everything

29

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Maths is not everything

2 0 0 8 W a y n e

W o l

f

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RMR2012

Maths is not everything

2 0 0 8 W a y n e

W o l

f

multi-byte write

read from slave

write, then read

S adrs 0 data data P

S adrs 1 data P

S adrs 0 data S adrs 1 data P

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