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LE910C1 Hardware User Guide

1VV0301298 Rev. 1.08 - 2017-11-14

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The additional GPIOs below can be used in case their initial functionality is not used:

PAD Signal I/O Initial Function Alternate Function Type Drive Strength

L12 GPIO_13 I/O WIFI_SDRST Configurable GPIO CMOS 1.8V 2-16 mA

N13 GPIO_14 I/O WIFI_SDIO_CMD Configurable GPIO CMOS 1.8V 2-16 mA

J13 GPIO_15 I/O WIFI_SDIO_D0 Configurable GPIO CMOS 1.8V 2-16 mA

M13 GPIO_16 I/O WIFI_SDIO_D1 Configurable GPIO CMOS 1.8V 2-16 mA

K13 GPIO_17 I/O WIFI_SDIO_D2 Configurable GPIO CMOS 1.8V 2-16 mA

H13 GPIO_18 I/O WIFI_SDIO_D3 Configurable GPIO CMOS 1.8V 2-16 mA

L13 GPIO_19 I/O WIFI_SDIO_CLK Configurable GPIO CMOS 1.8V 2-16 mA

M8 GPIO_24 I/O WCI_TXD Configurable GPIO CMOS 1.8V 2-16 mA

M9 GPIO_25 I/O WCI_RXD Configurable GPIO CMOS 1.8V 2-16 mA

R14 GPIO_31 I/O UART_RI Configurable GPIO CMOS 1.8V 2-16 mA

P14 GPIO_32 I/O UART_DSR Configurable GPIO CMOS 1.8V 2-16 mA

N14 GPIO_33 I/O UART_DCD Configurable GPIO CMOS 1.8V 2-16 mA

M14 GPIO_34 I/O UART_DTR Configurable GPIO CMOS 1.8V 2-16 mA

F15 GPIO_35 I/O SPI_CLK Configurable GPIO CMOS 1.8V 2-16 mA

E15 GPIO_36 I/O SPI_MISO Configurable GPIO CMOS 1.8V 2-16 mA

D15 GPIO_37 I/O SPI_MOSI Configurable GPIO CMOS 1.8V 2-16 mA

H14 GPIO_11 I/O SPI_CS Configurable GPIO CMOS 1.8V 2-16 mA

NOTE:

To avoid a back-powering effect, it is recommended to avoid having any HIGH logic level signal

applied to the digital pins of the module when it is powered OFF or during an ON/OFF transition.

NOTE:

LE910C1 GPIO 1~10 can also be used as alternate I2C function.

Refer to Section 0,

Telit Wireless Solutions LE910C1 Series User Manual

Questions and Answers: