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FIBOCOM SU806 Series Hardware Guide
Page 19 of 91
Pin Name
Pin
Number
I/O
Functional Description
Note
reset
CBL_PWR_N
261
DI
Power on key 2, just have
power on function
Active low
(U)SIM card interface
UIM2_DATA
20
I/O
(U)SIM card 2 data
-
UIM2_CLK
19
DO
(U)SIM card 2 clock
-
UIM2_RST
18
DO
(U)SIM card 2 reset
-
UIM2_DET
17
DI
(U)SIM card 2 hot plug
detection
Disabled by default,
cannot used as general
GPIO
UIM1_DATA
25
I/O
(U)SIM card 1 data
-
UIM1_CLK
24
DO
(U)SIM card 1 clock
-
UIM1_RST
23
DO
(U)SIM card 1 reset
-
UIM1_DET
22
DI
(U)SIM card 1 hot plug
detection
Disabled by default,
cannot used as general
GPIO
SDIO interface
SD_DET
45
DI
SD card detect
Active low
SD_DATA3
44
I/O
SD card data 3
-
SD_DATA2
43
I/O
SD card data 2
-
SD_DATA1
42
I/O
SD card data 1
-
SD_DATA0
41
I/O
SD card data 0
-
SD_CMD
40
I/O
SD card command
-
SD_CLK
39
DO
SD card clock
-
I2C interface
SENSOR_I2C_SCL
91
DO
I2C clock
For sensor by default
SENSOR_I2C_SDA 92
I/O
I2C data
For sensor by default
