SMARC-sAMX7 User Guide. Rev. 1.9
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Pin
Signal
Module
Direction
Module
Terminatio
n
Type/
Tolerance
Controller
Controller Pin
Name
Port(i.MX7 dual) Port (i.MX7
Solo)
Power Rail
P34 SDIO_CMD
Bi-Dir
CMOS 3.3V iMX7
SD1_CMD
SD1_CMD
SD1_CMD
NVCC_SD1 (3.3V)
P35 SDIO_CD#
In
PU-10k
CMOS 3.3V iMX7
SD1_CD#
SD1_CD#
SD1_CD#
NVCC_SD1 (3.3V)
P36 SDIO_CK
Out
-
CMOS 3.3V iMX7
SD1_CLK
SD1_CLK
SD1_CLK
NVCC_SD1 (3.3V)
P37 SDIO_PWR_EN
Out
-
CMOS 3.3V iMX7
SD1_RESET# GPIO5_IO02
GPIO5_IO02
NVCC_SD1 (3.3V)
P38 GND
-
-
-
-
-
-
-
GND
P39 SDIO_D0
Bi-Dir
-
CMOS 3.3V iMX7
SD1_DATA0
SD1_DATA0
SD1_DATA0
NVCC_SD1 (3.3V)
P40 SDIO_D1
Bi-Dir
-
CMOS 3.3V iMX7
SD1_DATA1
SD1_DATA1
SD1_DATA1
NVCC_SD1 (3.3V)
P41 SDIO_D2
Bi-Dir
-
CMOS 3.3V iMX7
SD1_DATA2
SD1_DATA2
SD1_DATA2
NVCC_SD1 (3.3V)
P42 SDIO_D3
Bi-Dir
-
CMOS 3.3V iMX7
SD1_DATA3
SD1_DATA3
SD1_DATA3
NVCC_SD1 (3.3V)
P43 SPI0_CS0#
Out
-
CMOS 1.8V iMX7
SAI2_TXD
ECSPI3_SS00
ECSPI3_SS00
NVCC_SAI (1.8V)
P44 SPI0_CK
Out
-
CMOS 1.8V iMX7
SAI2_RXD
ECSPI3_SCLK
ECSPI3_SCLK
NVCC_SAI (1.8V)
P45 SPI0_DIN
In
CMOS 1.8V iMX7
I2C1_SCL
ECSPI3_MISO
ECSPI3_MISO
NVCC_SPI (1.8V)
P46 SPI0_DO
Out
CMOS 1.8V iMX7
I2C1_SDA
ECSPI3_MOSI
ECSPI3_MOSI
NVCC_SPI (1.8V)
P47 GND
-
-
-
-
-
-
-
GND
P48
Out
-
SATA
-
-
-
-
-
P49 SATA_TX-
Out
-
SATA
-
-
-
-
-
P50 GND
-
-
-
-
-
-
-
GND
P51
In
-
SATA
-
-
-
-
-
P52 SATA_RX-
In
-
SATA
-
-
-
-
-
P53 GND
-
-
-
-
-
-
-
GND
P54 ESPI_CS0#
Out
-
CMOS 1.8V iMX7
EPDC_D14
QSPIB_SS[0]#
QSPIB_SS[0]#
NVCC_EPDC1
(1.8V)
P55 ESPI_CS1#
Out
-
CMOS 1.8V iMX7
EPDC_D15
QSPIB_SS[1]#
QSPIB_SS[1]#
NVCC_EPDC1
(1.8V)
P56 ESPI_CK
Out
-
CMOS 1.8V iMX7
EPDC_D13
QSPIB_SCLK
QSPIB_SCLK
NVCC_EPDC1
(1.8V)
P57 ESPI_IO_0
In
-
CMOS 1.8V iMX7
EPDC_D8
QSPIB_DA0
QSPIB_DA0
NVCC_EPDC1
(1.8V)
P58 ESPI_IO_1
Out
-
CMOS 1.8V iMX7
EPDC_D9
QSPIB_DA1
QSPIB_DA1
NVCC_EPDC1
(1.8V)
P59 GND
-
-
-
-
-
-
-
GND
P60 USB0+
Bi-Dir
-
USB
iMX7
USB_OTG1_D
P
USB_OTG1_DP
USB_OTG1_DP USB_OTG1_VDDA
(3.3V)
P61 USB0-
Bi-Dir
-
USB
iMX7
USB_OTG1_D
N
USB_OTG1_DN
USB_OTG1_DN USB_OTG1_VDDA
(3.3V)
P62 USB0_EN_OC#
Bi-Dir OD PU-4k75
CMOS 3.3V iMX7
GPI
GPIO1_IO05
USB_U
SB_OTG2_PWR
USB_
USB_OTG2_PW
R
USB_OTG1_VDDA
(3.3V)
P63 USB0_VBUS_DET
In
-
CMOS 3.3V iMX7
USB_OTG1_V
BUS
USB_OTG1_VBUS USB_OTG1_VBU
S
USB_OTG1_VDDA
(3.3V)
P64 USB0_OTG_ID
In
-
CMOS 3.3V iMX7
USB_OTG1_ID USB_OTG1_ID
USB_OTG1_ID
USB_OTG1_VDDA
(3.3V)
P65 USB1+
Bi-Dir
-
USB
USB4604
USBDN1_DP/
PRT_DIS_P1
HSIC
HSIC
-
P66 USB1-
Bi-Dir
-
USB
USB4604
USBDN1_DM/
PRT_DIS_M1
HSIC
HSIC
-
P67 USB1_EN_OC#
Bi-Dir OD PU-4k75
CMOS 3.3V USB4604
PRTPWR1/PR
TCTL1
HSIC
HSIC
-
P68 GND
-
-
-
-
-
-
-
GND
P69 USB2+
Bi-Dir
-
USB
USB4604
USBDN2_DP/
PRT_DIS_P2
HSIC
HSIC
-
P70 USB2-
Bi-Dir
-
USB
USB4604
USBDN2_DM
/PRT_DIS_M
2
HSIC
HSIC
-