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17
➢
J8 (2pin/2.0mm): OPS CTRL interface
Pin No.
Name
Description
Pin No.
Name
Description
1
+
2
GND
Ground
➢
CON203 & CON201 (2pin/2.0mm, 2pin/2.0mm): Speaker interface
NO.
SYMBOL
DESCRIPTION
1
OUT-_L
Audio Left Channel -
2
OUT+_L
Audio Left C
➢
U1004(5pi2.0mm): WIFI interface
NO.
DESCRIPTION
DESCRIPTION
NO.
DESCRIPTION
DESCRIPTION
1
VCC
+5V power Supply
4
DP
USB_D+
2
WIFI-EN
NO Connection
5
GND
GND
3
DM
USB_D-
➢
J104 (5pin/2.0mm): I2C interface
Pin No.
Name
Description
Pin No.
Name
Description
1
VCC
3.3V
4
SDA
I2C_SDA
2
GND
GND
5
NC
NO Connection
3
SCL
I2C_SCL
NO.
SYMBOL
DESCRIPTION
1
OUT-_R
Audio Right Channel -
3
OUT+_R
Audio Right C
