ADLINK Technology Express-SL User Manual page 5

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 General Purpose I/O (GPIO)............................................................................................ 26
3.3.17 Serial Interface Signals .................................................................................................... 26
3.3.18 Power and System Management..................................................................................... 26
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 PCI Express Graphics x16 (PEG).................................................................................... 32
3.4.6 Module Type Definition .................................................................................................... 33
3.4.7 Power and Ground........................................................................................................... 33
4 Module Interfaces and Configuration............................................................34
4.1 Connector, Switch and LED Locations ..................................................................... 34
4.1.1 Express-SL/SLE and the DB40 Module connected......................................................... 34
4.2 40-pin Multipurpose Connector ................................................................................35
4.3 Status LEDs .............................................................................................................36
4.4 Fan Connector..........................................................................................................37
4.5 BIOS Setup Defaults Reset Button ..........................................................................38
4.6 Express-SL/SLE Switch Settings..............................................................................39
4.6.1 Switch Locations .............................................................................................................. 39
4.6.2 PCI Express Configuration Switch ................................................................................... 40
4.6.3 SW3: BIOS Select and Mode Configuration Switch ........................................................ 40
4.7 PCIe x16-to-two-x8 Adapter Card ............................................................................ 41
5 Smart Embedded Management Agent (SEMA) .............................................42
5.1 Board Specific SEMA Functions ..............................................................................43
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 Direct Memory Access Channels .............................................................................45
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Express-SL/SLE