User's Guide
15
L10
GND
-
-
Ground
L11
GND
-
-
Ground
M1
GND
-
-
Ground
M2
GND
-
-
Ground
M4
GND
-
-
Ground
M10
GND
-
-
Ground
N2
GND
-
-
Ground
N3
GND
-
-
Ground
N4
GND
-
-
Ground
N6
GND
-
-
Ground
N8
GND
-
-
Ground
N9
GND
-
-
Ground
N10
GND
-
-
Ground
N12
GND
-
-
Ground
N13
GND
-
-
Ground
N14
GND
-
-
Ground
O1
GND
-
-
Ground
O2
GND
-
-
Ground
O3
GND
-
-
Ground
O5
GND
-
-
Ground
O6
GND
-
-
Ground
O7
GND
-
-
Ground
O8
GND
-
-
Ground
O11
GND
-
-
Ground
O13
GND
-
-
Ground
O14
GND
-
-
Ground
O15
GND
-
-
Ground
P1
GND
-
-
Ground
P3
GND
-
-
Ground
P5
GND
-
-
Ground
P6
GND
-
-
Ground
P10
GND
-
-
Ground
P11
GND
-
-
Ground
P13
GND
-
-
Ground
P15
GND
-
-
Ground
GND1~
GND14
GND
-
-
Ground
A3
VCC
PI
3.8V
Main power(3.4V ~ 4.2V)
A4
VCC
PI
3.8V
Main power(3.4V ~ 4.2V)
PAM
O9
PAM_VCC
PI
3.4~4.2V
PAM power supply input
O10
PAM_VCC
PI
3.4~4.2V
PAM power supply input