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WAVEFORMS OF MAJOR CHECK POINT
AUDIO PART (I2S)
1
Fig 1-1. I2S LRCK
WCN701 pin1
1
2
04-6263-226-000-894+
From Wireless Module
26PIN 0.50MM FFC STRAIGHT
TOP SMD NON_LOCKING
WCN701
WTP701
LRCK
1
GND
2
WTP702
BCK
3
WTP703
PAIRING_SW
4
WTP704
AMP_SD
5
WTP705
AMP_PDN
6
WTP706
PWM_RST
7
WTP707
P_CTRL
8
WTP708
P_SENSE
9
WTP709
RESET
10
WTP710
SPI_WP
11
WTP711
SPI_CS
12
WTP712
SPI_CLK
13
WTP713
SPI_DO
14
WTP714
SPI_DI
15
WTP715
SDA
16
WTP716
SCL
17
GND
18
WTP717
ADATA_REAR/TOP
19
WTP718
DATA2
20
GND
21
WTP719
RED_LED
22
WTP720
GREEN_LED
23
GND
24
GND
25
WTP721
3.3VA
26
WTP722
2
+3.3VA
WR724
WR725
10K
10K
WR701
100
WR702
100
WR703
100
WR704
100
WR705
100
WR706
100
WR707
100
WR708
100
WR709
100
WR710
100
WR711
100
100
WR712
100
WR713
WR714
100
WR715
100
WR716
100
WR717
33
WC706
47pF
DGND
WR718
100
WR719
100
+3.3VA
WL701
PZ1608U221-1R4TF
WC724
WU701
WC705
100nF
100uF
10pF
NC
DGND
5-6
Copyright © 2022 LG Electronics Inc. All rights reserved.
Fig 1-2. I2S BCK
WCN701 pin3
I2S
LRCK
BCK
PAIRING
AMP_SD/OTW
Control Port
AMP_PDN
PWM_RST
P_CTRL
P_SENSE
SPI_WP
SPI(Serial Flash)
SPI_CS
SPI_CLK
SPI_DO
SPI_DI
PWM_SDA
PWM I2C
PWM_SCL
I2S DATA
ADATA2
LED CTRL
LED_RED
LED_GREEN
Only for training and service purposes.
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