About the module Module pinout
ConnectCore for i.MX51 Hardware Reference Manual
33
Pin Type Signal name Use on module
Use on
development
board
Comments
J2:77 GPIO27 GPIO1_
7/MMA7455LR_
INT1
i.MX51: GPIO1_7
MMA7455LR1:INT1
Reserved Accelerometer
interrupt
J2:78 GPIO27 GPIO1_
3/PWM2/I2C2_SDA
i.MX51: GPIO1_3
MMA7455LR1:SD
I
2
C Bus Clock
J2:79 GPIO27 GPIO1_
6/MMA7455LR_
INT2
i.MX51: GPIO1_6
MMA7455LR1:INT2
Reserved Accelerometer
Interrupt
J2:80 PMIC_INT CLK32K_PER MC13892: CLK32K Not used
J2:81 - GND - -
J2:82 - GND - -
J2:83 - CKIH1 i.MX51: CKIH1 Not used
J2:84 - CKIH2 i.MX51: CKIH2 Not used
J2:85 UHVIO33 SD2_DATA0/SD1_
DATA1/CSPI_MISO
i.MX51: SD2_
DATA0
WLAN: SDIO_
DATA0
Reserved SD bus 2 connected
to WLAN.
In modules without
WLAN this SD bus
can be used in the
development
boards.
J2:86 UHVIO33 SD2_CLK/I2C1_
SDA/SPI_SCLK
i.MX51: SD2_CLK
WLAN: SDIO_CLK
Reserved
J2:87 UHVIO33 SD2_DATA1/SD1_
DATA5
i.MX51: SD2_
DATA1
WLAN: SDIO_
DATA1
Reserved
J2:88 UHVIO33 SD2_CMD/I2C1_
SCL/SPI_MOSI
i.MX51: SD2_CMD
WLAN: SDIO_CMD
Reserved
J2:89 UHVI0O3 SD2_DATA2/SDI_
DATA6
i.MX51: SD2_
DATA2
WLAN: SDIO_
DATA2
Reserved
J2:90 GPIO27 KEY_COL0 i.MX51: KEY_COL0 XBee Reset#
J2:91 UHVIO33 SD2_DATA3/SD1_
DATA7/SPI_SS2
i.MX51: SD2_
DATA3
WLAN: SDIO_
DATA3
Reserved
J2:92 GPIO27 KEY_COL1 i.MX51: KEY_COL1 Not used
J2:93 GPIO27 KEY_ROW0 i.MX51: ROW0 Not used
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