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27. Adımdaki Değişiklikler

Düzenleyen: Jeff Suovanen

Düzenleme onaylandı tarafından Jeff Suovanen

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[* black] Apple has opted to transition from using a row of LEDs with a light guide panel, to installing individual LEDs beneath each key.
[* black] And behind those LEDs, we find:
[* red] An array of four Texas Instruments [http://www.ti.com/product/tlc5951|TLC5951|new_window=true] PWM LED drivers
[* orange] OneA pair of NXP [http://www.nxp.com/documents/data_sheet/PCAL6416A.pdf|PCAL6416A|new_window=true] I/O ExpanderExpanders
[* red] An array of four Texas Instruments [http://www.ti.com/product/tlc5951|TLC5951|new_window=true] PWM LED drivers
[* orange] OneA pair of NXP [http://www.nxp.com/documents/data_sheet/PCAL6416A.pdf|PCAL6416A|new_window=true] I/O ExpanderExpanders
[* icon_note] They claim that this new keyboard [http://www.apple.com/macbook/design/|design|new_window=true] provides even lighting across the whole keyboard, while maintaining a higher level of power efficiency than previous designs.

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