3.3.11
USB Root Segmentation.................................................................................................. 24
3.3.12
SPI (BIOS only)................................................................................................................ 24
3.3.13
Miscellaneous .................................................................................................................. 25
3.3.14
SMBus.............................................................................................................................. 25
3.3.15
I2C Bus ............................................................................................................................ 25
3.3.16
3.3.17
Serial Interface Signals .................................................................................................... 26
3.3.18
3.3.19
Power and Ground........................................................................................................... 27
3.4
CD Signal Descriptions ............................................................................................28
3.4.1
USB 3.0 Extension........................................................................................................... 28
3.4.2
PCI Express x1 ................................................................................................................ 28
3.4.3
DDI Channels................................................................................................................... 29
3.4.4
DDI to DP/HDMI Mapping................................................................................................ 31
3.4.5
3.4.6
Module Type Definition .................................................................................................... 33
3.4.7
Power and Ground........................................................................................................... 33
4
4.1
4.1.1
4.2
4.3
Status LEDs .............................................................................................................36
4.4
Fan Connector..........................................................................................................37
4.5
4.6
4.6.1
Switch Locations .............................................................................................................. 39
4.6.2
4.6.3
4.7
5
5.1
5.1.1
Voltages ........................................................................................................................... 43
5.1.2
Main Current .................................................................................................................... 43
5.1.3
BMC Status ...................................................................................................................... 43
5.1.4
Exception Codes.............................................................................................................. 44
5.1.5
BMC Flags ....................................................................................................................... 44
6
System Resources ..........................................................................................45
6.1
System Memory Map ...............................................................................................45
6.2
5
Express-SL/SLE
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