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5 Hardware description: Smart Remote 3 DK add-on
Doc. ID 4414_003 v1.2
Page 40
Pin
Label
Description
Short
P3_6
NC
Not connected
P4_1
NC
Not connected
SB33
P4_2
I2C CLK2
I
2
C 2 clock
SB3
P4_3
MIC CLK
Digital microphone clock
P4_4
MIC DOUT
Digital microphone data output
P4_5
POWER ON/OFF
Control signal power switch
P4_6
D5
LD4 control
SB4
P4_7
NC
Not connected
SB5
P4_8
NC
Not connected
SB6
P6_1
DISCHARGE
Discharges the TP voltage regulator
SB10
P6_2
ICM-20608 INT
Motion tracking device interrupt
SB9
P6_3
NC
Connected to test point 2
P6_4
IR LED
Infrared LED control signal input
P6_5
WU IRQ
TP interrupt or I/O expander interrupt
SB11
P6_6
LIS3DH INT1
Low-power accelerometer interrupt 1
P6_7
GND
Ground
P6_8
I2C_DATA2
I
2
C 2 data
SB12
P6_9
I2C_DATA
I
2
C 1 data
P6_10
I2C_CLK
I
2
C 1 clock
P7_1
NC
Not connected
P7_2
NC
Not connected
P7_3
NC
Not connected
P7_4
NC
Not connected
P7_5
NC
Not connected
P7_6
GND
Ground
P8_1
NC
Not connected
P8_2
NC
Not connected
P8_3
NC
Not connected
P8_4
NC
Not connected
P8_5
NC
Not connected
P8_6
NC
Not connected
P8_7
NC
Not connected
P8_8
NC
Not connected