LE910Cx HW User Guide
1VV0301298 Rev. 33
Page 25 of 128
2021-06-29
Not Subject to NDA
PAD
Signal
I/O
Function
Type
Comment
D2
SIMVCC2
-
External SIM 2 signal – Power
supply for SIM 2
1.8/2.85V
Digital Voice Interface (DVI)
B9
DVI_WAO
O
Digital Voice interface (WAO
master output)
1.8V
B6
DVI_RX
I
Digital Voice interface (Rx)
1.8V
B7
DVI_TX
O
Digital Voice interface (Tx)
1.8V
B8
DVI_CLK
O
Digital Voice interface (CLK master
output)
1.8V
B12
REF_CLK
O
Reference clock for external Codec 1.8V
See Note below
General Purpose Digital I/O
C8
GPIO_01
I/O
GPIO_01 / STAT_LED
1.8V
Alternate Fn
I2C
C9
GPIO_02
I/O
GPIO_02
1.8V
Alternate Fn
I2C
C10
GPIO_03
I/O
GPIO_03
1.8V
Alternate Fn
I2C
C11
GPIO_04
I/O
GPIO_04
1.8V
Alternate Fn
I2C
B14
GPIO_05
I/O
GPIO_05
1.8V
Alternate Fn
I2C
C12
GPIO_06
I/O
GPIO_06
1.8V
Alternate Fn
I2C
C13
GPIO_07
I/O
GPIO_07
1.8V
Alternate Fn
I2C
K15
GPIO_08
I/O
GPIO_08 / SW_RDY
1.8V
Alternate Fn
I2C
L15
GPIO_09
I/O
GPIO_09
1.8V
Alternate Fn
I2C
G15
GPIO_10
I/O
GPIO_10
1.8V
Alternate Fn
I2C
RF Section
K1
Antenna
I/O
GSM/EDGE/UMTS/LTE Main
antenna (50 Ohm)
RF
F1
ANT_DIV
I
UMTS/LTE antenna diversity input
(50 Ohm)
RF
GPS Section
R9
ANT_GPS
I
GPS antenna (50 Ohm)
RF