LE910Cx Hardware Design Guide
1VV0301298 Rev.40 Page 28 of 149 2023-03-16
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