Hardware Guide

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FIBOCOM SQ808-NA Hardware Guide Page 23 of 78
Pin Name
Pin #
I/O
Pin Description
Note
CAM_I2C_SDA
85
OD
I2C data cable
CAM use only
CAM2_I2C_SCL
206
OD
I2C clock
CAM use only
CAM2_I2C_SDA
208
OD
I2C data cable
CAM use only
USB interface
VBUS_USB_IN
8,9
PI
5V input
NA
USB_DP
12
AI/AO
USB HS data+
NA
USB_ DM
11
AI/AO
USB HS data-
NA
USB_HS_ID
16
DI
USB OTG detection pin
NA
UART interface
UART2_TX
90
DO
UART2 data transmission
Debug serial TX, Boot
configuration
UART2_RX
89
DI
UART2 data reception
Debug serial RX
UART6_TX
45
DO
UART6 data transmission
NA
UART6_RX
46
DI
UART6 data reception
NA
UART6_CTS
47
DI
UART6 clear to send
NA
UART6_RTS
48
DO
UART6 request to send
NA
UART5_TX
209
DO
UART5 data transmission
NA
UART5_RX
207
DI
UART5 data reception
NA
SPI interface
SPI7_CLK
113
DO
SPI clock
Boot configuration
SPI7_CS
114
DO
SPI chip selects
NA
SPI7_MISO
115
DI
SPI Master input slave output
NA
SPI7_MOSI
116
DO
SPI Master output slave input
NA