ALC5611-GR datasheet(60/73 Pages) REALTEK

Part #	ALC5611-GR

Description	AC??7 AUDIO CODEC TOUCH PANEL CONTROLLER

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Manufacturer	REALTEK [Realtek Semiconductor Corp.]

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ALC5611

Datasheet

AC’97 Audio Codec + Touch Panel Controller

52

Track ID: JATR-1076-21

Rev. 1.1

8.60. Index-54h: AD_DA_Mixer_Internal Register

Default: E184h

Table 74. Index-54h: AD_DA_Mixer_Internal Register

Bit

Type

Function

15

RW

Reserved

14:13

RW

DAC Reference Source

01: Internal DAC reference (AVDD1 & DAC reference cannot be bonded together)

11: External DAC reference (AVDD/AGND as DAC reference)

Others: Forbidden

12:3

RW

Reserved

2:0

RW

Temp. Sensor for Threshold Setting

001: 35

°C

011: 65

°C

101: 95

°C

111: 125

°C

Note: Tolerance: ± 15

°C

Note: To reduce DAC power consumption, we suggest that Index54=E184’h be initialized.

8.61. Reg-74h: Touch Panel Control Byte 1

Default: 008Ch

Table 75. Reg-74h: Touch Panel Control Byte 1

Name

Bits

Read/Write

Reset State

Description

pow_tp_ctrl

15:14

RW

0’h

Touch Panel Power Control

00: All OFF

01: AUX_ADC is OFF, pen-down is ON, and AUX_ADC

will be turned ON once pen-down is detected.

10: AUX_ADC is OFF, pen-down is ON, but AUX_ADC

will not be turned ON even if pen-down is detected.

11: AUX_ADC ON

pressure_source_

current

13:10

RW

0’h

Pressure Measurement Source Current

0000b: OFF

0001b: 25µA

0010b: 50µA

……………

1111b: 375µA

Reserved

9

RW

0’h

Reserved

tp_adc_delay_sel

8:7

RW

1’h

Touch Panel ADC Measure Delay After Switch Matrix

Setting Change (1 Frame =20.8us)

00: 4 frame

01: 8 frame (Default)

10: 16 frame

11: 32 frame

slot_readback_En

6

RW

0’b

Slot Readback Enable

(Control for continuous and polling mode)

0b: Disable

1b: Enable

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ALC5611-GR Datasheet(PDF) 60 Page - Realtek Semiconductor Corp.

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