IIS Port
F4
IIS_MCLK05
IIS master clock
G4
IIS_PWM01
IIS interrupt
H4
IIS_SDIN
IIS serial data in
H3
IIS_SDOUT
IIS serial data out
G3
IIS_FS
IIS frame sync
F3
IIS_CLK
IIS continuous serial clock
E3
GND
Ground
IIC Port
D3
IIC_CLK
IIC serial clock
C3
IIC_DAT
IIC serial data
B3
GND
Ground
Audio Port
A3
IN1P
MIC Signal
A2
AUD_HPOR
Right channel signal
B2
AUD_HPOL
Left channel signal
C2
GND
Ground
GPIO Ports
D2
GPIO_A1
GPIO_IN
F2
GPIO_B13
H2
GPIO_C24
GPIO_OUT
G1
GPIO_D26
E1
GPIO_E33
GND
E2
GND
Ground
G2
H1
F1
A1
5V
B1
5V
5V
GPIO Pin Assignment
Port Name
Pin Number
GPIO
Default Setting
GPIO Export Value
GPIO
D2
GPIO_A
GPIO_IN
339
F2
GPIO_B
433
H2
GPIO_C
GPIO_OUT
387
G1
GPIO_D
390
E1
GPIO_E
413
Rear Panel