3-49
Copyright © 2008 LG Electronics. Inc. All right reserved.
Only for training and service purposes
LGE Internal Use Only
MIC_MCLK
30
O
Main clock for external microphone input A/DC.
Clock frequency can be selected between 6.144MHz,
12.288MHz, and 24.576MHz.
MIC_BCK
31
I/O
PCM bit clock input/output of external microphone.
Bit clock frequency is 3.072MHz (48kHz x 64, fixed)
MIC_LRCK
32
I/O
PCM Word clock (left-right clock) input/output of external
microphone. Word clock rate is 48kHz (fixed).
MIC_SDIN
33
I
PCM serial data input of external microphone.
Schmitt-Trigger input.
DMIX_MCLK
93
O
Main clock for external down-mix line output D/AC.
DMIX_BCK
89
O
PCM bit clock output of down-mix signal.
Bit clock frequency is 6.144MHz (96kHz x 64, fixed)
DMIX_LRCK
88
O
PCM Word clock (left-right clock) output of down-mix signal.
Word clock rate is 96kHz (fixed).
DMIX_SDOUT 90
O
PCM
serial
data output of down-mix signal.
PWM Audio Output
PWM1_P
49
O
Positive PWM output of channel 1.
PWM1_M 48 O
Negative PWM output of channel 1.
PWM2_P
52
O
Positive PWM output of channel 2.
PWM2_M 51 O
Negative PWM output of channel 2.
PWM3_P
55
O
Positive PWM output of channel 3.
PWM3_M 54 O
Negative PWM output of channel 3.
PWM4_P
59
O
Positive PWM output of channel 4.
PWM4_M 58 O
Negative PWM output of channel 4.
PWM5_P
62
O
Positive PWM output of channel 5.
PWM5_M 61 O
Negative PWM output of channel 5.
PWM6_P
68
O
Positive PWM output of channel 6.
PWM6_M 67 O
Negative PWM output of channel 6.
PWM7_P
71
O
Positive PWM output of channel 7.
PWM7_M 70 O
Negative PWM output of channel 7.
PWM8_P
75
O
Positive PWM output of channel 8.
PWM8_M 74 O
Negative PWM output of channel 8.
PWM_HP_L_P
46
O
Positive PWM output of headphone left channel.
PWM_HP_L_M
45
O
Negative PWM output of headphone left channel.
PWM_HP_R_P
41
O
Positive PWM output of headphone right channel.
PWM_HP_R_M
40
O
Negative PWM output of headphone right channel.
PWM_SWL_P 37
O
Positive PWM output of subwoofer line output.
PWM_SWL_M 36
O
Negative PWM output of subwoofer line output.
