Signal Description - Com Express Connector 2 (Cn1B); Usb3.0 Signals; Ddi Signals - Avalue Technology ESM-EHLC User Manual

ESM-EHLC User's Manual
2.3.3.1 Signal Description – COM Express Connector 2 (CN1B)

2.3.3.1.1 USB3.0 Signals

Signal
USB_SSTX[0:3]+
USB_SSTX[0:3]-
USB_SSRX[0:3]+
USB_SSRX[0:3]-

2.3.3.1.2 DDI Signals

Signal
DDI[1:3]_PAIR[0:3]+
DDI[1:3]_PAIR[0:3]-
DDI[1:3]_DDC_AUX_SEL
DDI[1:3]_CTRLCLK_AUX+
DDI[1:3]_CTRLDATA_AUX-
DDI[1:3]_HPD
30 ESM-EHLC User's Manual
Additional transmit signal differential pairs for the SuperSpeed USB data path.
Additional receive signal differential pairs for the SuperSpeed USB data path.
Digital Display Interface 1 to 3Pair[0:3] differential pairs
Selects the function of DDI[1:3]_CTRLCLK_AUX+ and DDI[1:3]_CTRLDATA_AUX-.
If this input is floating the AUX pair is used for the DP AUX+/- signals. If pulled-high
the AUX pair contains the CRTLCLK and CTRLDATA signals.
DP AUX+function if DDI[1:3]_DDC_AUX_SEL is no connect
HDMI/DVI 12C CTRLCLK if DDI[1:3]_DDC_AUX_SEL is pulled high
DP AUX-function if DDI[1:3]_DDC_AUX_SEL is no connect
HDMI/DVI 12C CTRLDATA if DDI[1:3]_DDC_AUX_SEL is pulled high
Digital Display Interface Hot-Plug Detect
Signal Description
Signal Description