WM9712CLGEFLSLASHV datasheet(52/78 Pages) WOLFSON

52 / 78 page

WM9712L

Production Data

PD, Rev 4.6, November 2011

GPIO

BIT

SLOT12

BIT

TYPE

PIN NO.

DESCRIPTION

GPIO Pin

GPIO1

GPIO Pin

GPIO2 / IRQ

enabled only when pin not used as IRQ

GPIO Pin

GPIO3 / PENDOWN

enabled only when pin not used as PENDOWN

GPIO Pin

GPIO4 / ADA / MASK

enabled only when pin not used as ADA

GPIO Pin

GPIO5 / SPDIF_OUT

enabled only when pin not used as

SPDIF_OUT

6-10

N/A

Unused

GPIO Logic not implemented for these bits

Virtual

GPIO

[Thermal Cutout]

Internal thermal cutout signal, indicates when

internal temperature reaches approximately

150

C (see “Thermal Sensor”)

virtual

GPIO

[ADA]

Internal ADA (ADC Data Available) Signal

enabled only when auxiliary ADC is active

Virtual

GPIO

[PEN DOWN]

Internal PENDOWN Signal

enabled only when pen-down detection is

active

Virtual

GPIO

[COMP2]

Internal COMP2 output (Low Battery Alarm)

enabled only when COMP2 is on

Virtual

GPIO

[COMP1]

Internal COMP1 output (Dead Battery Alarm)

enabled only when COMP1 is on

Table 37 GPIO Bits and Pins

WM9712CLGEFL/V Datasheet(PDF) 52 Page - Wolfson Microelectronics plc

WM9712CLGEFL/V Datasheet(HTML) 52 Page - Wolfson Microelectronics plc

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