User's Guide

LE910Cx HW User Guide
Doc#: 1VV0301298
Rev. 13.0 Page 27 of 124 2019-06-07
PAD Signal I/O Function Type Comment
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
R7 GPS_LNA_EN O
Enables the external regulator
for GPS LNA
1.8V
N9 GPS_SYNC O
GPS sync signal for Dead
Reckoning
1.8V
Miscellaneous Functions
R12 ON_OFF_N I Power ON / Power OFF input Active low
R13 HW_SHUTDOWN_N I Unconditional Shutdown input Active low
R11 VAUX/PWRMON O
Supply output for external
accessories /
Power ON monitor
1.8V
E13 VIO_1V8 O
IO voltage for internal ICs
It should be turned off
1.8V
B1 ADC_IN1 AI
Analog/Digital Converter Input
1
Analog
H4 ADC_IN2 AI
Analog/Digital Converter Input
2
Analog