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SOM-6872 User Manual

B.1

Programming the Watchdog Timer

** WDT new driver support automatically selects available IRQ number from BIOS,

and then sets the EC. Only Windows 10 supports this feature.
For other OS it uses the IRQ number from BIOS settings as usual.
For details, please refer to iManager and/or the software API’s user manual.

Trigger Event

Note

IRQ

(BIOS setting default disable)**

NMI

N/A

SCI

Support

Power Off

Support

H/W Restart

Support

WDT Pin Activate

Support

Содержание SOM-6872

Страница 1: ...ftp emacinc com Tech_Info About_EMAC_Products_and_Services pdf Authorized Distributor Integrator and Value Added Reseller Manual downloaded from ftp emacinc com For purchase information please contact...

Страница 2: ...User Manual SOM 6872...

Страница 3: ...ssumes no liability under the terms of this warranty as a consequence of such events Because of Advantech s high quality control standards and rigorous testing most customers never need to use our rep...

Страница 4: ...use harmful interference to radio or television reception which can be determined by turning the equipment off and on the user is encouraged to try to correct the interference by one or more of the fo...

Страница 5: ...ur dealer immediately 1 x SOM 6872 CPU module 1 x Heatspreader 1960093586N000 Warning Warnings indicate conditions which if not observed can cause personal injury Caution Cautions are included to help...

Страница 6: ...liquid into an opening This may cause fire or electrical shock 13 Never open the equipment For safety reasons the equipment should be opened only by qualified service personnel 14 If any of the follo...

Страница 7: ...avoid electrical shock always disconnect the power from the PC chassis before manual handling Do not touch any components on the CPU card or other cards while the PC is powered on Disconnect the powe...

Страница 8: ...ip identification front 14 Figure 2 2 Board chip location rear 14 2 1 1 Connector List 15 Table 2 1 SFAN1 Fan 15 2 2 Mechanical Diagram 15 Figure 2 3 Board mechanical diagram front 15 Figure 2 4 Board...

Страница 9: ...3 25Audio configuration screen 43 Figure 3 26SMU Common options screen 44 Figure 3 27CPPC screen 45 Figure 3 28FCH Common options screen 46 Figure 3 29SATA Configuration options screen 47 Figure 3 30...

Страница 10: ...7 Appendix A Pin Assignment 69 A 1 SOM 6872 Type 6 Pin Assignment 70 Appendix B Watchdog Timer 75 B 1 Programming the Watchdog Timer 76 Appendix C Programming GPIO 77 C 1 GPIO Register 78 Appendix D S...

Страница 11: ...SOM 6872 User Manual x...

Страница 12: ...Chapter 1 1 General Information This chapter details background information on the SOM 6872 CPU Computer on Module Sections include Introduction Functional Block Diagram Product Specification...

Страница 13: ...d storage for customized information Acronyms Term Definition AC 97 Audio CODEC Coder Decoder ACPI Advanced Configuration Power Interface standard to implement power saving modes in PC AT systems BIOS...

Страница 14: ...hip to enhance the security features of a computer system UEFI Unified Extensible Firmware Interface WDT Watch Dog Timer Connector Row C D Connector Row A B 2 CH DDR4 3200 SODIMM Max 64GB w ECC TPM 2...

Страница 15: ...tible 1 3 2 Feature List Feature Type Connector Row Feature Type 6 Define SOM 6872 Max Min Display A B LVDS Channel A 18 24 bit 1 0 1 A B LVDS Channel B 18 24 bit 1 0 1 A B eDP muxed on LVDS Channel A...

Страница 16: ...Power Button Sup port 1 1 1 A B Power Good 1 1 1 A B VCC_5V_SBY Con tacts 4 4 4 A B Sleep 1 0 1 A B Thermal Protection 1 0 1 A B Lid Input 1 0 1 A B Battery Low Alarm 1 0 1 A B Suspend Wake Sig nals...

Страница 17: ...VDS eDP VGA LVDS eDP DP 1 2 VGA DP 1 2 DP1 DP2 Triple Display LVDS eDP VGA DP 1 2 LVDS eDP DP1 DP2 VGA DP1 DP2 Quad Display LVDS eDP VGA DP1 DP2 1 3 5 Expansion Interfaces 1 3 5 1 PCIe x1 PCI Express...

Страница 18: ...and Gen 1 1 5 Gb s Maximum data rate of 600 MB s Supports AHCI 1 3 and 1 3 1 modes 1 3 7 3 USB 3 0 3 2 Gen2 USB 2 0 Supports 2 x ports USB 3 2 Gen2 10 Gbps and 8 x ports USB 2 0 480 Mbps which are bac...

Страница 19: ...ector and the other to carrier board followed by PICMG COM Express R3 0 specification 1 3 7 11 BIOS The BIOS chip is on module by default This device also allows users to place BIOS chips on the carri...

Страница 20: ...upport The RTC Battery is optional if keeping the time date function is not required VCC 8 5 20V VSB 4 75 5 25V Suspend power RTC Battery Power 2 0 3 3V 1 3 8 2 PWROK Power OK uses the main power supp...

Страница 21: ...B and FCC Certifications Validated with standard development boards in Advantech chassis 1 3 9 6 MTBF Please refer to the Advantech SOM 6872 Series Reliability Prediction Report No TBD Release date 20...

Страница 22: ...ve Power Domain Suspend Power Domain Mechanical off Power State S0 Max Load S0 Burn in S0 Idle S5 S5 Deep Sleep RTC uA SOM 6872C7 S7A1 59 721W 25 493W 4 204W 0 490W 0 176W 4 82uA Part No SoC eDP LVDS...

Страница 23: ...ect it in different circumstances The layout checklist will specify the layout constraints and recommendations for trace length impedance and other necessary information during design Please contact y...

Страница 24: ...Chapter 2 2 Mechanical Information This chapter details mechanical information on the SOM 6872 CPU Computer on Module Sections include Board Information Mechanical Drawing Assembly Drawing...

Страница 25: ...sitions when designing carrier boards to avoid mechani cal problems Use the thermal solution contacts for best thermal dissipation perfor mance Figure 2 1 Board chip identification front Figure 2 2 Bo...

Страница 26: ...Diagram For more details about 2D 3D models check out Advantech s COM support service website http com advantech com Figure 2 3 Board mechanical diagram front Table 2 1 SFAN1 Fan SFAN1 Fan Description...

Страница 27: ...SOM 6872 User Manual 16 Figure 2 4 Board mechanical diagram rear Figure 2 5 Board mechanical diagram side...

Страница 28: ...the carrier board Figure 2 6 Assembly diagram There are 3 x reserved screw holes for SOM 6872 that are used in pre assembling it with the heat spreader Please consider the CPU and chip height toleranc...

Страница 29: ...SOM 6872 User Manual 18...

Страница 30: ...Chapter 3 3 AMI BIOS This chapter details BIOS setup information for the SOM 6872 CPU computer on module Sections include Introduction Entering Setup Hot Operation Key Exit BIOS Setup Utility...

Страница 31: ...This chapter describes the basic navigation of the BIOS Setup Utility Figure 3 1 Setup program initial screen AMI s BIOS ROM has a built in Setup program that allows users to modify the basic system...

Страница 32: ...all the options that can be configured Grayed out options cannot be configured options in blue can The right frame displays the key legend Above the key legend is an area reserved for a text message W...

Страница 33: ...d BIOS Setup screens are shown below The sub menus are described on the following pages Figure 3 3 Advanced BIOS features setup screen Trusted Computing Trusted Computing Settings ACPI Settings System...

Страница 34: ...R Bank Pending Operation Schedule an operation for the security device Note Your computer will reboot during restart in order to change state of security device Platform Hierarchy Enable or disable pl...

Страница 35: ...ound TPM1 2 devices will enumerated 3 4 2 ACPI Settings Figure 3 5 ACPI settings screen Enable ACPI Auto Configuration Enables or Disables BIOS ACPI Auto Configuration Enable Hibernation Enables or Di...

Страница 36: ...Backlight Enable Polarity Switch Backlight Enable Polarity for Native or Invert Backlight Mode Selection Switch Backlight Control to PWM or DC mode Brightness PWM Polarity Backlight Control Brightnes...

Страница 37: ...oller on RDC IS200 3 4 3 1 Serial Port 1 Configuration Figure 3 7 Serial port 1 configuration screen Serial Port Enable or Disable Serial Port COM Device Settings Set Parameters of Serial Port 1 COMA...

Страница 38: ...3 4 3 2 Serial Port 2 Configuration Figure 3 8 Serial port 2 configuration screen Serial Port Enable or Disable Serial Port COM Device Settings Set Parameters of Serial Port 2 COMB Change Settings Sel...

Страница 39: ...SOM 6872 User Manual 28 3 4 3 3 Hardware Monitor Figure 3 9 Hardware monitor screen...

Страница 40: ...Port Driver installation is necessary ACPI Report Method for CAN Bus Select the ACPI reporting method for EC CAN Bus Hidden Reported as reserved motherboard resource Exposed Reported vendor_HID Driver...

Страница 41: ...ole Redirection Console Redirection Enable or Disable Console Redirection Settings The settings specify how the host computer and the remote computer which the user is using will exchange data Both co...

Страница 42: ...ty bit is 0 if num of 1 s in the data bits is odd Mark parity bit always 1 Space Parity bit is always 0 Mark and Space Parity do not allow for error detection Stop Bits Stop bits indicate the end of a...

Страница 43: ...3 4 5 CPU Configuration Figure 3 13 CPU configuration screen PSS Support Enable Disable the generation of ACPI_PPC _PSS and PCT objects PPC Adjustment Provide to adjust_PPC object NX Mode Enable Disab...

Страница 44: ...33 SOM 6872 User Manual Chapter 3 AMI BIOS Figure 3 14 Socket0 screen...

Страница 45: ...SOM 6872 User Manual 34 3 4 6 SATA Configuration Figure 3 15 SATA configuration screen...

Страница 46: ...ff support The XHCI owner ship change should be claimed by XHCI driver USB Mass Storage Driver Support Enable Disable USB Mass Storage Driver Support USB transfer time out The time out value for Contr...

Страница 47: ...settings Option ROM of primary video device will not dispatch it will ignore this device policy settings and restore it to enable automatically On Board Network Controller Onboard device has UEFI X L...

Страница 48: ...able devices to be decoded in above 4G address space only if system supports 64 bit PCI decoding SR IOV support If system has SR IOV capable PCIe devices this option enables or disables sin gle root I...

Страница 49: ...SOM 6872 User Manual 38 3 4 9 Network Stack Figure 3 19 Network stack screen Network Stack Enable Disable UEFI Network Stack 3 4 9 1 Network Stack Configuration Figure 3 20 Network stack screen...

Страница 50: ...t Enable Disable IPv6 PXE boot support If disabled IPv6 PXE boot support will not be available IPv6 HTTP Support Enable Disable IPv6 HTTP boot support If disabled IPv6 HTTP boot support will not be av...

Страница 51: ...SOM 6872 User Manual 40 3 4 11 AMD CBS Figure 3 22 CPU Common options screen CPU Common Options CPU common options NBIO Common Options NBIO Common Options FCH Common Options FCH Common Options...

Страница 52: ...Options Figure 3 23 CPU Common options screen Core Performance Boost Disable CPB Global C State Control Control IO based C state generation and DF C states There is another DF Cstate option which wil...

Страница 53: ...2 NBIO Common Options Figure 3 24 NBIO Common options screen IOMMU Enable Disable IOMMU PCIe ARI Support Enable Disable ARI PSPP Policy No help string Audio Configuration Audio Configuration SMU Comm...

Страница 54: ...43 SOM 6872 User Manual Chapter 3 AMI BIOS Audio Configuration Figure 3 25 Audio configuration screen NB Azalia Enable Integrate HD Audio Controller Audio IOs Audio IOs Control...

Страница 55: ...l 44 SMU Common Options Figure 3 26 SMU Common options screen System Configuration Warning Select system configuration may cause the system to hang as some system configuration may not be supported by...

Страница 56: ...45 SOM 6872 User Manual Chapter 3 AMI BIOS CPPC Figure 3 27 CPPC screen CPPC CTRL CCPC Control Enable Override Disable Set default...

Страница 57: ...anual 46 FCH Common Options Figure 3 28 FCH Common options screen SATA Configuration Options SATA Configuration Options USB Configuration Options USB Configuration Options Ac Power Loss Options Ac Pow...

Страница 58: ...nable onchip SATA controller SATA Auto Shutdown Disable SATA controller if there is no port connection SATA RAS Support Disable or enable SATA RAS support SATA Disable AHCI Prefetch Function Disable o...

Страница 59: ...ation Options Figure 3 30 USB Configuration options screen xHCI0 controller enable Enable or disable USB3 controller xHCI1 controller enable Enable or disable USB3 controller Combo Phy Static Configur...

Страница 60: ...er Manual Chapter 3 AMI BIOS Combo PHY Static Configuration Figure 3 31 Combo PHY static configuration screen Controller 0 Combo PHY Static Config No help string Controller 1 Combo PHY Static Config N...

Страница 61: ...SOM 6872 User Manual 50 Ac Power Loss Options Figure 3 32 Ac Power loss options screen Ac Loss Control Select Ac Loss Control Method...

Страница 62: ...above 4GB MMIO limit to 35 48 bits limit NVMe RAID mode Enable or disable NVMe RAID mode Please setting the PCIe GFX lans config uration item according to the RAID configuration DP2 Select Config Disp...

Страница 63: ...Manual 52 3 4 13 NIC Configuration Figure 3 34 NIC configuration screen NIC configuration Click to configuration the network device port Blink LEDs Identify the physical network port by blinking the a...

Страница 64: ...User Manual Chapter 3 AMI BIOS Figure 3 35 Link speed screen Link Speed Specifies the port speed used for the selected boot protocol Wake On Lan Enables the server to be powered on using an in band m...

Страница 65: ...tion by highlighting it using the Arrow keys All Plug and Play BIOS setup options are described in this section The Plug and Play BIOS Setup screen is shown below 3 5 1 South Bridge Figure 3 36 South...

Страница 66: ...55 SOM 6872 User Manual Chapter 3 AMI BIOS 3 5 1 1 SB USB Configuration Figure 3 37 SB USB Configuration screen SB USB Configuration Options For SB USB Configuration Figure 3 38 XHCI0 XHCI1 screen...

Страница 67: ...Disable XHCI0 Port3 XHCI EHCI 3 5 2 NXP3460 Configuration Figure 3 39 NXP3460 Configuration screen NXP non EDID Support NXP PTN3460 Support Enable Used internal EDID setting Disable Get EDID from DDC...

Страница 68: ...57 SOM 6872 User Manual Chapter 3 AMI BIOS 3 5 3 North Bridge Figure 3 40 North bridge screen Total memory Total memory in the system Socket0 Information View information related to Socket0...

Страница 69: ...SOM 6872 User Manual 58 3 5 3 1 Socket 0 Information Figure 3 41 Socket 0 information screen 3 5 4 PCIE Lanes Configuration Figure 3 42 PCIE Lanes Configuration screen...

Страница 70: ...rol Device1 Fun 2 Enable Disable Auto Auto used board default setting ASPM mode Dev 1 Func 2 NB root port ASPM Mode Control Hotplug Mode Dev 1 Func 2 NB Root Port Hotplug Mode Control Device1 Fun 3 En...

Страница 71: ...curity Setup options such as password protection is described in this section To access the sub menu for the following items select the item and press Enter Figure 3 43 Security setting screen Adminis...

Страница 72: ...cure boot policy variables can be configured by a physically present user without full authentication Restore Factory Keys Force system to user mode Install factory default secure boot key databases R...

Страница 73: ...p Mode Delete all secure boot key databases from NVRAM Export Secure Boot variables Copy NVRAM content of secure boot variables to files in a root folder on a file system device Enroll Efi Image Allow...

Страница 74: ...s to wait for setup activation key 65535 0xFFFF means indefinite waiting Bootup NumLock State Select the keyboard NumLock state Quiet Boot Enables or disables Quiet Boot option Boot Option Priorities...

Страница 75: ...hout saving any changes Save Changes and Reset Reset the system after saving the changes Discard Changes and Reset Reset system setup without saving any changes Default Options Restore Defaults Restor...

Страница 76: ...Chapter 4 4 S W Introduction and Installation S W Introduction Driver Installation Advantech iManager...

Страница 77: ...edded Software solu tions easily and widely available to the embedded computing community 4 2 Driver Installation The Intel Chipset Software Installation CSI utility installs the Windows INF files tha...

Страница 78: ...provide an advanced watchdog to handle errors just as they happen iManager also comes with a secure encrypted EEPROM for storing important security key or other customer define information All the em...

Страница 79: ...SOM 6872 User Manual 68...

Страница 80: ...Appendix A A Pin Assignment This appendix provides informa tion regarding the SOM 6872 CPU System on Module hardware pin assignment Sections include SOM 6872 Type 6 Pin Assign ment...

Страница 81: ...GBE0_MDI2 B7 LPC_AD3 A8 GBE0_LINK B8 N A A9 GBE0_MDI1 B9 N A A10 GBE0_MDI1 B10 LPC_CLK A11 GND FIXED B11 GND FIXED A12 GBE0_MDI0 B12 PWRBTN A13 GBE0_MDI0 B13 SMB_CK A14 N A B14 SMB_DAT A15 SUS_S3 B15...

Страница 82: ...A61 PCIE_TX2 B61 PCIE_RX2 A62 PCIE_TX2 B62 PCIE_RX2 A63 GPI1 B63 GPO3 A64 PCIE_TX1 B64 PCIE_RX1 A65 PCIE_TX1 B65 PCIE_RX1 A66 GND B66 WAKE0 A67 GPI2 B67 WAKE1 A68 PCIE_TX0 B68 PCIE_RX0 A69 PCIE_TX0 B6...

Страница 83: ...12V B106 VCC_12V A107 VCC_12V B107 VCC_12V A108 VCC_12V B108 VCC_12V A109 VCC_12V B109 VCC_12V A110 GND FIXED B110 GND FIXED SOM 6872 Row C D C1 GND FIXED D1 GND FIXED C2 GND D2 GND C3 USB_SSRX0 D3 US...

Страница 84: ...IR1 C43 N A D43 DDI2_PAIR1 C44 N A D44 DDI2_HPD C45 N A D45 N A C46 N A D46 DDI2_PAIR2 C47 N A D47 DDI2_PAIR2 C48 N A D48 N A C49 N A D49 DDI2_PAIR3 C50 N A D50 DDI2_PAIR3 C51 GND FIXED D51 GND FIXED...

Страница 85: ...D87 GND C88 N A D88 N A C89 N A D89 N A C90 GND FIXED D90 GND FIXED C91 N A D91 N A C92 N A D92 N A C93 GND D93 GND C94 N A D94 N A C95 N A D95 N A C96 GND D96 GND C97 N A D97 RSVD C98 N A D98 N A C9...

Страница 86: ...Appendix B B Watchdog Timer This appendix provides informa tion regarding the watchdog timer programming for the SOM 6872 CPU System on Module Sections include Watchdog Timer Programming...

Страница 87: ...and then sets the EC Only Windows 10 supports this feature For other OS it uses the IRQ number from BIOS settings as usual For details please refer to iManager and or the software API s user manual T...

Страница 88: ...Appendix C C Programming GPIO This appendix details the General Purpose Input and Output pin set tings Sections include System I O ports...

Страница 89: ...User Manual 78 C 1 GPIO Register For details please refer to iManager and Software API User Manual GPIO Byte Mapping H W Pin Name BIT0 GPO0 BIT1 GPO1 BIT2 GPO2 BIT3 GPO3 BIT4 GPI0 BIT5 GPI1 BIT6 GPI2...

Страница 90: ...D System Assignments This appendix details the system resource allocation on the SOM 6872 CPU System on Module Sections include System I O ports DMA Channel Assignments Interrupt Assignments 1st MB M...

Страница 91: ...COM2 0x0000EF00 0x0000EFFF AMD Radeon Graphics 0x00000020 0x00000021 Programmable interrupt controller 0x000000A0 0x000000A1 Programmable interrupt controller 0x00000000 0x000003AF PCI Express Root Co...

Страница 92: ...rboard resources 0x00000910 0x0000091F Motherboard resources 0x00000061 0x00000061 System speaker 0x0000F000 0x0000FFFF PCI Express Root Port 0x00000081 0x00000083 Direct memory access controller 0x00...

Страница 93: ...4294967263 AMD USB 3 10 eXtensible Host Controller 1 10 Microsoft IRQ 4294967262 AMD USB 3 10 eXtensible Host Controller 1 10 Microsoft IRQ 4294967261 AMD USB 3 10 eXtensible Host Controller 1 10 Micr...

Страница 94: ...ible Host Controller 1 10 Microsoft 0xFE700000 0xFE7FFFFF AMD PSP 10 0 Device 0xFE8B2000 0xFE8B3FFF AMD PSP 10 0 Device 0xFE8C0000 0xFE8FFFFF AMD Audio CoProcessor 0xFE8B4000 0xFE8B7FFF High Definitio...

Страница 95: ...ions are subject to change without notice No part of this publication may be reproduced in any form or by any means electronic photocopying recording or otherwise without prior written permis sion fro...

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