LG LG-V909DW - Star Tablet: Audio

6. BLOCK DIAGRAM
- 143 -
Copyright © 2011 LG Electronics. Inc. All right reserved.
Only for training and service purposes
LGE Internal Use Only
LGE Internal Use Only
Star Tablet : Audio
T20
T20
BT
BT
WM8994 (CODEC)
WM8994 (CODEC)
BT_PCM_SYNC
DAP1_DIN DAP1_DOUT
DAP1_FS
DAP1_SCLK
DAP2_DIN_RX DAP2_DOUT_TX
DAP2_FS DAP2_SCLK
BT_PCM_DIN
BT_PCM_DOUT
BT_PCM_CLK
AUDIO_MCLK1
AUDIO_MCLK2
GPIO4/LRCLK2
GPIO5/DACDAT2
GPIO7/ADCDAT2
GPIO3/BCLK2
LRCLK1
DACDAT1
ADCDAT1
BCLK1 MCLK1
MCLK2
SPK_L1+
SPK_L1-
SPK_L2+
SPK_L2-
DAP4_FS
DAP4_DIN
DAP4_DOUT
DAP4_SCLK
DAP1_SCLK
DAP1_FS
DAP1_DOUT
DAP1_DIN
DAP_MCLK2
DAP_MCLK1
DAP2_FS
DAP2_DOUT DAP2_DIN
DAP2_SCLK
SWB-B25
AUDIO_INT_N
ADCLGCLK/GPIO1
SPI2_CS1_N
GEN2_I2C_SCL
GEN2_I2C_SDA
ECHO_I2C_SDA
ECHO_I2C_SCL
SCLK
SDA
AVDD1_3V0_EN
DCVDD_1V2_EN
LDO1ENA LDO2ENA
GMI_CS2_N
GMI_CS3_N
BT_PCM_SYNC
BT_PCM_OUT
BT_PCM_IN
BT_PCM_CLK
IN2LN/DNICDAT1
IN2LN/DNICDAT2
MIC
MIC_P
MIC_BIAS
EJ_MIC
EAR_L
EAR_R
3.5Ȱ Jack
SPI2_CS2_N
EAR_SENSE
MIC_N
FM31-39X
DSP
(Voice Processor)
FM31-39X
DSP
(Voice Processor)
SPK_R+
SPK_R-
Analog S/W
SPK_L+
SPK_L+
SPK_CHANGE
SPDIF_OUT
DAP2_DOUT_TX DAP2_DIN_RX
DAP2_DOUT
DAP2_DIN
AUDIO_MCLK1
DAP2_SCLK
DAP2_FS
AUDIO_I2C_SD
AUDIO_I2C_SCL
Star Tablet : Audio