Pin
Pin Name
5
LINE_R_IN
6
GND_AUDIO
7
LEFT_OUT
8
GND_AUDIO
9
RIGHT_OUT
10
+5V_AUDIO
2.6.5
Speaker (Left) (CN9)
Pin
Pin Name
1
SPK_L+
2
SPK_L-
2.6.6
I2S I/O Port (CN10)
Pin
Pin Name
1
I2S_MCLK
2
GND
3
I2S_BCLK
4
+V1.8A
5
I2S_SDI
6
I2S_SDO
7
I2S_WS_SYNC
Chapter 2 – Hardware Information
Signal Type
IN
GND
OUT
GND
OUT
PWR
Signal Type
OUT
OUT
Signal Type
OUT
GND
OUT
PWR
IN
OUT
IN
Signal Level
+5V
Signal Level
Signal Level
+1.8V
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