![Kontron SMARC-sAMX8 User Manual Download Page 29](http://html1.mh-extra.com/html/kontron/smarc-samx8/smarc-samx8_user-manual_1996325029.webp)
Kontron SMARC-sAMX8 - Rev. 1.2
www.kontron.com
// 29
Pin
Signal
Module
Direction
Module
Termination
Type/
Tolerance
Controller
Power Rail
P36
SDIO_CK
Out
-
CMOS 3.3V
iMX8
-
P37
SDIO_PWR_EN
Out
-
CMOS 3.3V
iMX8
-
P38
GND
-
-
-
-
GND
P39
SDIO_D0
Bi-Dir
-
CMOS 3.3V
iMX8
-
P40
SDIO_D1
Bi-Dir
-
CMOS 3.3V
iMX8
-
P41
SDIO_D2
Bi-Dir
-
CMOS 3.3V
iMX8
-
P42
SDIO_D3
Bi-Dir
-
CMOS 3.3V
iMX8
-
P43
SPI0_CS0#
Out
Serial-33R
CMOS 1.8V
iMX8
-
P44
SPI0_CK
Out
Serial-33R
CMOS 1.8V
iMX8
-
P45
SPI0_DIN
In
Serial-33R
CMOS 1.8V
iMX8
-
P46
SPI0_DO
Out
Serial-33R
CMOS 1.8V
iMX8
-
P47
GND
-
-
-
-
GND
P48
Out
Serial-10n
SATA
iMX8
-
P49
SATA_TX-
Out
Serial-10n
SATA
iMX8
-
P50
GND
-
-
-
-
GND
P51
In
Serial-10n
SATA
iMX8
-
P52
SATA_RX-
In
Serial-10n
SATA
iMX8
-
P53
GND
-
-
-
-
GND
P54
ESPI_CS0#
Out
Serial-33R
CMOS 1.8V
iMX8
-
P55
ESPI_CS1#
Out
Serial-33R
CMOS 1.8V
iMX8
-
P56
ESPI_CK
Out
Serial-33R
CMOS 1.8V
iMX8
-
P57
ESPI_IO_1
Bi-Dir
Serial-33R
CMOS 1.8V
iMX8
-
P58
ESPI_IO_0
Bi-Dir
Serial-33R
CMOS 1.8V
iMX8
-
P59
GND
-
-
-
-
GND
P60
USB0+
Bi-Dir
-
USB
iMX8
-
P61
USB0-
Bi-Dir
-
USB
iMX8
-
P62
USB0_EN_OC#
Bi-Dir OD
PU-10k
CMOS 3.3V
iMX8
V_3V3
P63
USB0_VBUS_DET
In
PD-4k7
USB VBUS 5V iMX8
-
P64
USB0_OTG_ID
In
-
CMOS 3.3V
iMX8
-
P65
USB1+
Bi-Dir
-
USB
USB4604
-
P66
USB1-
Bi-Dir
-
USB
USB4604
-
P67
USB1_EN_OC#
Bi-Dir OD
PU-10k
CMOS 3.3V
USB4604
V_3V3
P68
GND
-
-
-
-
GND
P69
USB2+
Bi-Dir
-
USB
USB4604
-
P70
USB2-
Bi-Dir
-
USB
USB4604
-
P71
USB2_EN_OC#
Bi-Dir OD
PU-10k
CMOS 3.3V
USB4604
V_3V3
P72
RSVD
-
NC
-
-
-
P73
RSVD
-
NC
-
-
-
P74
USB3_EN_OC#
Bi-Dir OD
PU-10k
CMOS 3.3V
iMX8
V_3V3
P75
PCIE_A_RST#
Out
-
CMOS 3.3V
iMX8
-
P76
USB4_EN_OC#
Bi-Dir OD
PU-10k
CMOS 3.3V
USB4604
V_3V3
P77
RSVD
-
NC
-
-
-
P78
RSVD
-
NC
-
-
-
P79
GND
-
-
-
-
GND
P80
PCIE_
Out
-
LVDS PCIe
9FGV0441AKILF
-
P81
PCIE_C_REFCK-
Out
-
LVDS PCIe
9FGV0441AKILF
-
P82
GND
-
-
-
-
GND