15
Motherboard Information
Chapter 3
Embedded and Industrial Computing
VGA Signals•
Signal Signal Discription
VGA_RED Red for monitor. Analog DAC output.
VGA_GRN Green for monitor. Analog DAC output.
VGA_BLU Blue for monitor. Analog DAC output.
VGA_HSYNC Horizontal sync output to VGA monitor
VGA_VSYNC Vertical sync output to VGA monitor
VGA_ I
2
C_CK DDC clock line (I
2
C port dedicated to
identify VGA monitor capabilities)
VGA_ I
2
C_DAT DDC data line.
USB Signals•
Signal Signal Description
USB[0:7] +/- USB dierential pairs, channels 0 through
7
USB_0_1_OC# USB over-current sense, USB channels 0
and 1
USB_2_3_OC# USB over-current sense, USB channels 2
and 3
USB_4_5_OC# USB over-current sense, USB channels 4
and 5
USB_6_7_OC# USB over-current sense, USB channels 6
and 7
COM Express Connector 2 (CN1B)
Signal PIN PIN Signal
GND C1 D1 GND
GND C2 D2 GND
USB_SSRX0- C3 D3 USB_SSTX0-
USB_SSRX0+ C4 D4 USB_SSTX0+
GND C5 D5 GND
USB_SSRX1- C6 D6 USB_SSTX1-
USB_SSRX1+ C7 D7 USB_SSTX1+
GND C8 D8 GND
USB_SSRX2- C9 D9 USB_SSTX2-
USB_SSRX2+ C10 D10 USB_SSTX2+
GND C11 D11 GND
USB_SSRX3- C12 D12 USB_SSTX3-
USB_SSRX3+ C13 D13 USB_SSTX3+
GND C14 D14 GND
DDI1_PAIR6+ C15 D15 DDI1_CTRLCLK_
AUX+
DDI1_PAIR6- C16 D16 DDI1_CTRLDATA_
AUX-
C110 C1
D110 D1
Signal PIN PIN Signal
NC C17 D17 NC
NC C18 D18 NC
PCIE_RX6+ C19 D19 PCIE_TX6+
PCIE_RX6- C20 D20 PCIE_TX6-
GND C21 D21 GND
NC C22 D22 NC
NC C23 D23 NC
DDI1_HPD C24 D24 NC
DDI1_PAIR4+ C25 D25 NC
DDI1_PAIR4- C26 D26 DDI1_PAIR0+
NC C27 D27 DDI1_PAIR0-
NC C28 D28 NC
DDI1_PAIR5+ C29 D29 DDI1_PAIR1+
DDI1_PAIR5- C30 D30 DDI1_PAIR1-
GND C31 D31 GND
DDI2_CTRLCLK_
AUX+
C32 D32 DDI1_PAIR2+
DDI2_CTRLDATA_
AUX-
C33 D33 DDI1_PAIR2-
DDI2_DDC_AUX_
SEL
C34 D34 DDI1_DDC_AUX_
SEL
NC C35 D35 NC
DDI3_CTRLCLK_
AUX+
C36 D36 DDI1_PAIR3+
DDI3_CTRLDATA_
AUX-
C37 D37 DDI1_PAIR3-
DDI3_DDC_AUX_
SEL
C38 D38 NC
DDI3_PAIR0+ C39 D39 DDI2_PAIR0+
DDI3_PAIR0- C40 D40 DDI2_PAIR0-
GND C41 D41 GND
DDI3_PAIR1+ C42 D42 DDI2_PAIR1+
DDI3_PAIR1- C43 D43 DDI2_PAIR1-
DDI3_HPD C44 D44 DDI2_HPD
NC C45 D45 NC
DDI3_PAIR2+ C46 D46 DDI2_PAIR2+
DDI3_PAIR2- C47 D47 DDI2_PAIR2-
NC C48 D48 NC
DDI3_PAIR3+ C49 D49 DDI2_PAIR3+
DDI3_PAIR3- C50 D50 DDI2_PAIR3-
GND C51 D51 GND
PEG_RX0+ C52 D52 PEG_TX0+
PEG_RX0- C53 D53 PEG_TX0-
TYPE0# C54 D54 PEG_LANE_RV#
PEG_RX1- C56 D56 PEG_TX1-
TYPE1# C57 D57 TYPE2#
PEG_RX2+ C58 D58 PEG_TX2+
PEG_RX2- C59 D59 PEG_TX2-
GND C60 D60 GND
GND C60 D60 GND
PEG_RX3+ C61 D61 PEG_TX3+
PEG_RX3- C62 D62 PEG_TX3-
NC C63 D63 NC
NC C64 D64 NC-
PEG_RX4+ C65 D65 PEG_TX4+
PEG_RX4- C66 D66 PEG_TX4-
NC C67 D67 GND
(15 paginas)
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