cExpress-KL
Pinouts and Signal Descriptions
23
3.4. CD Signal Descriptions
3.4.1.
USB 3.0 extension
Signal
Pin
Description
I/O
PU/PD
Comment
USB_SSRX0-
US
C3
C4
Additional Receive signal differential pairs for the
SuperSpeed USB data path on USB0
I PCIE
AC coupled off
Module
USB_SSTX0-
US
D3
D4
Additional Transmit signal differential pairs for the
SuperSpeed USB data path on USB0
O PCIE
AC coupled on
Module
USB_SSRX1-
US
C6
C7
Additional Receive signal differential pairs for the
SuperSpeed USB data path on USB1
I PCIE
AC coupled off
Module
USB_SSTX1-
US
D6
D7
Additional Transmit signal differential pairs for the
SuperSpeed USB data path on USB1
O PCIE
AC coupled on
Module
USB_SSRX2-
US
C9
C10
Additional Receive signal differential pairs for the
SuperSpeed USB data path on USB2
I PCIE
AC coupled off
Module
USB_SSTX2-
US
D9
D10
Additional Transmit signal differential pairs for the
SuperSpeed USB data path on USB2
O PCIE
AC coupled on
Module
USB_SSRX3-
US
C12
C13
Additional Receive signal differential pairs for the
SuperSpeed USB data path on USB3
I PCIE
AC coupled off
Module
USB_SSTX3-
US
D12
D13
Additional Transmit signal differential pairs for the
SuperSpeed USB data path on USB3
O PCIE
AC coupled on
Module
3.4.2.
PCI Express x1
Signal
Pin
Description
I/O
PU/PD
Comment
P
PCIE_TX6-
D19
D20
PCI Express channel 6, Transmit Output differential
pair.
O PCIE
Not supported
P
PCIE_RX6-
C19
C20
PCI Express channel 6, Receive Input differential
pair.
I PCIE
Not supported
P
PCIE_TX7-
D22
D23
PCI Express channel 7, Transmit Output differential
pair.
O PCIE
Not supported
P
PCIE_RX7-
C22
C23
PCI Express channel 7, Receive Input differential
pair.
I PCIE
Not supported
Содержание cExpress-KL
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