Advantech ROM-DB7502 User Manual page 46

2.4.2.15 I2C Pin Header (I2C)
Pin Pin Name
1 GND
2 I2C_HEADER_DAT
3 I2C_HEADER_CK
4 +V3
2.4.2.16 SPI Pin Header (SPI)
Pin Pin Name
1 +V3
2 GND
3 SPI0_CS0#
4 SPI0_CK
5 SPI0_MOSI
6 SPI0_MISO
8 SPI0_CS1#
ROM-DB7502 User Manual
DESCRIPTION
GND
I2C SCL Signal
I2C SDA Signal
Power
DESCRIPTION
Power
GND
SPI chip select 0 Signal
SPI clock Signal
Master serial output/Slave serial input signal. SPI
serial output data from Qseven® module to the SPI
device
Master serial input/Slave serial output signal. SPI
serial input data from the SPI device to Qseven® mod-
ule.
SPI Chip Select 1 signal
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