WM8980CGEFLSLASHV datasheet(83/123 Pages) WOLFSON

Numer części	WM8980CGEFL/V

Szczegółowy opis	Stereo CODEC with Speaker Driver and Video Buffer

PDF	123 Pages

Scroll/Zoom	100%

Producent	WOLFSON [Wolfson Microelectronics plc]

Strona internetowa	http://www.wolfsonmicro.com

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83 / 123 page

Pre-Production

WM8980

PP, Rev 3.8, May 2012

u-law Companding

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120

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Normalised Input

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Figure 49 u-Law Companding

A-law Companding

100

120

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Normalised Input

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Figure 50 A-Law Companding

GENERAL PURPOSE INPUT/OUTPUT

The WM8980 has three dual purpose input/output pins and one dedicated GPIO.



CSB/GPIO1: CSB / GPIO pin



L2/GPIO2: Left channel line input / headphone detection input



R2/GPIO3: Right channel line input / headphone detection input



GPIO4: Dedicated GPIO

The GPIO2 and GPIO3 functions are provided for use as jack detection inputs.

The GPIO1 and GPIO4 functions are provided for use as jack detection inputs or general purpose

outputs.

The default configuration for the CSB/GPIO1 and GPIO4 pins are to be inputs.

WM8980CGEFL/V Arkusz danych(PDF) 83 Page - Wolfson Microelectronics plc

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