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COM Express

TM

 Compact Module 

 

MSC CXC-BT 

Type 2 Pin-out  
Intel® Atom

TM

 Series SOC 

 
Rev. 1.8 

2020-06-12 

  

User Manual 

Summary of Contents for Avnet COM Express CXC-BT

Page 1: ...COM ExpressTM Compact Module MSC CXC BT Type 2 Pin out Intel AtomTM Series SOC Rev 1 8 2020 06 12 User Manual...

Page 2: ...accordance with the instruction manual this product may cause radio interference in which case the user may be required to take adequate measures at his or her owns expense Trademarks All used product...

Page 3: ...on 15 2 6 1 Running Mode 15 2 6 2 Power Dissipation Standby Modes 15 2 7 System Memory 16 2 8 Mechanical Dimensions 17 2 8 1 Compact module 17 2 9 Thermal specifications 18 2 9 1 Operating Temperature...

Page 4: ...puting TPM 2 0 45 6 3 3 ACPI Settings 45 6 3 4 Serial Port Console Redirection 46 6 3 5 Console Redirection Submenu 46 6 3 6 CPU Configuration 47 6 3 7 PPM Configuration 49 6 3 8 IDE Configuration 49...

Page 5: ...74 7 9 Post Codes 74 Technotes 75 EAPI 77 BIOS Configurator Tool 78 Troubleshooting 78 GENERAL INFORMATION 1 1 Revision History Rev Date Description 1 0 2017 01 26 First release 1 1 2017 05 18 Bios c...

Page 6: ...df http www t13 org 4 Serial ATA Specification Serial ATA 1 0 gold pdf Last update August 29th 2002 Rev 1 0 http www sata io org 5 IEEE Std 802 3 2002 802 3 2002 pdf http www ieee org 6 VESA Embedded...

Page 7: ...ress modules MSC offers evaluation baseboards and development motherboards providing the interface infrastructure for the COM Express module using PC type connectors for external access Currently four...

Page 8: ...Bottom Side View 1 Top side memory socket 2 MAC address label 3 BIOS label 4 System On Chip SOC 5 Layout revision 6 Board Identification number BID 7 Fan connector 8 Micro SD card socket 9 COM Express...

Page 9: ...l PATA interface only one ATA device useable Micro SD card socket max speed UHS I bootable 2 PCI Express lanes on A B optionally 4 PCI Express lanes with PCIe switch variant 32 bit PCI interface Suppo...

Page 10: ...MSC CXC BT User Manual 10 84 2 2 Block diagram...

Page 11: ...A B SATA Ports 1 4 1 2 SATA 3 0 Gbit s second port is shared with PATA A B HDA Digital Interface 0 1 1 A B USB 2 0 Ports 4 8 8 A B USB Client 0 1 0 A B USB 3 0 Ports NA 0 A B LAN Port 0 1 1 1 Intel E...

Page 12: ...A B Battery Low Alarm 0 1 1 A B Suspend 0 1 1 A B Wake 0 2 2 A B Power Button Support 1 1 1 A B Power Good 1 1 1 A B VCC_5V_SBY Contacts 4 4 4 A B Sleep Input NA 0 A B Lid Input NA 0 A B Fan Control...

Page 13: ...TION max 100 C Memory Two 204 pin DDR3L SO DIMM sockets for up to 8GB non ECC unbuffered DDR3L E3815 and E3825 Only one socket Maximal height 1250mil 31 75mm PC3 8500 DDR3 L SDRAM DDR3 1066 E3815 E382...

Page 14: ...SLB9660 Fan Supply 4 pin header for support of a 12V PWM fan Real Time Clock RTC integrated in Intel Atom SOC CMOS Battery External System Monitoring Voltages temperatures fan Core voltage 3 3V onboa...

Page 15: ...the base board and CPU fan The following applications have been tested 1 DOS prompt 2 Windows desktop idle under Microsoft Windows 7 Professional 64 bit SP1 3 Running Intel Thermal Analysis Tool TAT...

Page 16: ...ntel AtomTM E3845 quad core 2 MB cache 1 91GHz 10W 2ch DDR3L 12V 5V_SBY 0 53 W 0 61 W 0 36 W 0 44 W 12V only 0 56 W 0 63 W 0 36 W 0 44 W CXC BT 007 CeleronTM J1900 quad core 2 MB cache 2 GHz 2 41 GHz...

Page 17: ...User Manual 17 84 2 8 Mechanical Dimensions 2 8 1 Compact module There are two height options defined in the COM Express specification 5mm and 8mm The height option is defined by the connectors on the...

Page 18: ...the heat spreader should not exceed 80 C Main issue for the thermal functionality of a system is that each device of the module is operated within its specified thermal values The max value for the SO...

Page 19: ...CeleronTM N2930 0 to 105 Junction Temperature is the maximum temperature allowed at the processor die 2 9 3 Use Conditions The Use Conditions define run time parameters such as the operating mode eg...

Page 20: ...Express module eSR external series resistor on COM Express module iPU integrated pull up resistor inside PCH or other IC real value may vary from nominal one iPD integrated pull down resistor inside...

Page 21: ...b voltage not needed by Intel I210 AT 2 10 3 IDE Signal Pin Type Signal Level Power Rail Remark Tolerance PU PD SR Description Source Target IDE_D 0 6 8 15 I O TTL 3 3V 5 0V 8mA eSR 33 Bidirectional d...

Page 22: ...ferential pair BT SOC SATA0_RX SATA0_RX I SATA 1 0V AC coupled on module Serial ATA Channel 0 receive differential pair BT SOC SATA1_TX SATA1_TX O SATA 1 0V AC coupled on module Serial ATA Channel 1tr...

Page 23: ...l line active low XIO2001 PCI_SERR I O CMOS 3 3V 5V ePU 8 2 K System Error SERR may be pulsed active by any PCI device that detects a system error condition XIO2001 PCI_PME I LV CMOS 3 3V 3 3V ePU 8 2...

Page 24: ...hrough 3 Only available with PCIe switch option PCIe switch PCIE_CLK_REF PCIE_CLK_REF O PCIe CLK 1 0V Differential Reference Clock output for all PCI Express and PCI Express Graphics lanes BT SOC Cons...

Page 25: ...ls 2 and 3 over current sense A pull up for this line is present on the module An open drain driver from a USB current monitor on the Carrier Board may drive this line low Do not pull this line high o...

Page 26: ...mode 2 10 10 LVDS Flat Panel Signal Pin Type Signal Level Power Rail Remark Tolerance PU PD SR Description Source Target LVDS_A 0 3 LVDS_A 0 3 O LVDS LVDS Channel A differential pairs ANX1122 LVDS_A_...

Page 27: ...us Signal Pin Type Signal Level Power Rail Remark Tolerance PU PD SR Description Source Target I2C_CK I O CMOS 3 3V Sus 3 3V ePU 2 2 K General purpose I2C port clock output BT SOC I2C_DAT I O CMOS 3 3...

Page 28: ...output BT SOC SUS_S4 O CMOS 3 3V Sus 3 3V 7mA Indicates system is in Suspend to Disk state Active low output Shorted to SUS_S5 BT SOC SUS_S5 O CMOS 3 3V Sus 3 3V 7mA Indicates system is in Soft Off s...

Page 29: ...l Purpose I O Signal Pin Type Signal Level Power Rail Remark Tolerance PU PD SR Description Source Target GPI 0 3 I CMOS 3 3V 3 3V General purpose input pins Pulled high internally on the module These...

Page 30: ...ain OS s 2 10 16 SPI Interface Signal Pin Type Signal Level Power Rail Rem Tol PU PD SR Description Source Target SPI_CS O CMOS 1 8V Sus 1 8V ePU 10 K eSR 15 Chip select for Carrier Board SPI may be s...

Page 31: ...f an incompatible module pin out type is detected The Carrier Board logic may also implement a fault indicator such as a LED Carrier board logic TYPE10 O No connect on COM 0 Rev 2 1 Module Type 2 Dual...

Page 32: ...pins on the connector s shall be used Only used for standby and suspend functions May be left unconnected if these functions are not used in the system design Standby functions are also possible with...

Page 33: ...C30 PCI_AD12 D30 PCI_AD15 A31 GND FIXED B31 GND FIXED C31 GND FIXED D31 GND FIXED A32 AC HDA_BITCLK B32 SPKR C32 PCI_AD14 D32 PCI_PAR A33 AC HDA_SDOUT B33 I2C_CK C33 PCI_C BE1 D33 PCI_SERR A34 BIOS_D...

Page 34: ...Y C86 PEG_RX10 D86 PEG_TX10 A87 KBD_A20GATE B87 VCC_5V_SBY C87 GND D87 GND A88 PCIE0_CK_REF B88 BIOS_DIS1 C88 PEG_RX11 D88 PEG_TX11 A89 PCIE0_CK_REF B89 VGA_RED C89 PEG_RX11 D89 PEG_TX11 A90 GND FIXED...

Page 35: ...alues BIOS Recovery By shorting the pins of this jumper during boot the system is forced into crisis recovery mode For more information see chapter 7 6 These jumpers are located at the top side of the...

Page 36: ...chdog function implemented by an embedded controller The watchdog can be enabled and configured in the BIOS Setup If the watchdog is enabled a counter is started which generates a reset if it is not r...

Page 37: ...PCIe root bridge for chipset lane 2 28 2 0 x PCIe root bridge for chipset lane 3 28 3 0 x GbE Controller 0 0 dyn x Integrated Graphic Device 2 0 0 x SDIO controller not used 17 0 0 x SD Hostcontroller...

Page 38: ...Aptio products The default bios behavior is to show an informational text screen during bios POST phase but the graphical boot screen can be enabled in the bios setup The standard boot screen is a bl...

Page 39: ...rmware Update Advanced Trusted Computing ACPI Settings Serial Port Console Redirection CPU Configuration PPM Configuration IDE Configuration Internal Devices Configuration Network Stack Configuration...

Page 40: ...ake a menu selection The Legend Bar Use the keys listed in the legend bar on the right side of the screen to make your selections or to exit the current menu The following table describes the legend k...

Page 41: ...Informative This feature shows what kind of user has entered the Aptio setup It depends on the Security Tab if a Administrator and or User password is set System Date Enter Date MM DD YYYY Set the sy...

Page 42: ...PU ever measured CPU Max Temperature Informative Shows the highest temperature of the CPU ever measured System Max Temperature Informative Shows the highest temperature of the system ever measured Sys...

Page 43: ...so indicate that no battery is connected CPU Fan Speed Informative Shows the current fan speed 6 2 3 Firmware Update Feature Options Description Configure Update Bios only Entire Flash BIOS only Updat...

Page 44: ...iguration settings Network Stack Configuration Submenu Configuration for UEFI Network boot AMI Graphic Output Protocol Policy Submenu AMI Graphic Output Protocol Policy CSM Configuration Submenu CSM c...

Page 45: ...tart in order to change State of Security Device Platform Hierarchy Enabled Disabled Enable or Disable Platform Hierarchy Storage Hierarchy Enabled Disabled Enable or Disable Storage Hierarchy Endorse...

Page 46: ...rs should have the same or compatible settings Serial Port for Out of Band Management Windows Emergency Management Service EMS Console Redirection Enabled Disabled If enabled the bios will create an S...

Page 47: ...ort Enabled Disabled Enable VT UF8 Combination Key Support for ANSI VT100 terminals Recorder Mode Disabled Enabled With this mode enabled only text will be sent This is to capture Terminal data Resolu...

Page 48: ...echnotes in Chapter 8 Hardware Prefetcher Enabled Disabled To turn on off the Mid Level Cache L2 streamer prefetcher Adjacent Cache Line Prefetch Enabled Disabled To turn on off prefetching of adjacen...

Page 49: ...t Mode Enabled Disabled Test Mode enable disable SATA Speed Support Gen1 Gen2 SATA Speed Support Gen1 or Gen2 SATA Mode AHCI Mode IDE Mode Select IDE AHCI SATA Port 0 Enabled Disabled Enable Disable S...

Page 50: ...bled Disable Enable DDR50 Capability in SD Card controller SD Card Write Protection Enabled Disabled Enable or disable SD card write protection 6 3 10 AMI Graphic Output Policy Feature Options Descrip...

Page 51: ...can be disabled using BIOS services Always do not allow disabling GA20 this option is useful when any RT code is executed above 1MB Option ROM Messages Force Bios Keep current Set display mode for op...

Page 52: ...Informative Informative Shows informations about initialised NVMe device 6 3 14 SDIO Configuration Feature Options Description SDIO Access Mode Auto DMA PIO Auto Option Access SD device in DMA mode if...

Page 53: ...0 30 40 sec USB mass storage device Start Unit command time out Device power up delay Auto Manual Maximum time the device will take before it properly reports itself to the Host Controller Auto uses d...

Page 54: ...P message before enter OS TXE Unconfiguration Perform None Revert TXE settings to factory defaults 6 3 17 SIO WB627 SMSC 311x Configuration Feature Options Description COM A Enabled Disabled Enable or...

Page 55: ...SIO LPT Setting Auto I O 378h IRQ 5 7 I O 278 IRQ 5 7 Resource setting for LPT A on Winbond SIO LPT Mode SPP EPP 1 9 ECP ECP EPP 1 9 Printer Mode EPP 1 7 ECP EPP 1 7 Mode setting for LPT on Winbond SI...

Page 56: ...ource CPU System Board or a combination of these Temperature Limit T3 C 60 C 70 C 80 C 90 C 100 C Temperature threshold in degrees celsius at which the fan should be set to maximum speed duty cycle No...

Page 57: ...an control PWM min Fan running with minimum speed typically 25 PWM mid Fan running with medium speed typically 50 PWM max Fan running with maximum speed typically 100 Z1 Temperature zone T T1 Fan stop...

Page 58: ...indows will not automatically turn off the system but instead shows an information message Watchdog Start on Boot No Yes Start the watchdog after BIOS POST if enabled Startup Delay 1s 10s 30s 1min 5mi...

Page 59: ...ttings Feature Options Description NIC Configuration Submenu Settings for the specified network controller Link Speed Auto Negotiaded 10 Mbps Half 10 Mbps Full 100 Mbps Half 100 Mbps Full Specifies th...

Page 60: ...ne is selected LVDS controller is disabled LVDS Mapping 18bit 24bit LDI 24bit FPDI Select LVDS mapping type LVDS Spread Spectrum Disabled 0 25 to 1 75 in 0 25 steps Configure the spread spectrum for t...

Page 61: ...memory bandwidth 10 Required for iTemp memory support and countering the rowhammer attack Double data rate memory refresh should be enabled whenever system 60 C temperature is used 6 4 2 1 Graphics C...

Page 62: ...T 5 0 Total Graphic Memory size used by the Internal Graphics Device Aperture Size 128 MB 256 MB 512 MB Select the Aperture Size DOP CG Enabled Disabled Enable Disable DOP Clock Gating GTT Size 1 MB 2...

Page 63: ...ed Enable or Disable SMI lock Bios Read Write Protection Enabled Disabled Enable or Disable BIOS SPI region read write protect 6 4 3 1 Azalia HD Audio Feature Options Description LPE Audio Support Dis...

Page 64: ...EHCI Support Enabled Disabled Control the USB EHCI USB 2 0 functions One EHCI controller must always be enabled USB Port 0 Enabled Disabled Enable Disable USB Port 0 USB Port 1 Enabled Disabled Enable...

Page 65: ...ly prompted for when entering Setup If ONLY the User s password is set then this is a power on password and must be entered to boot or enter Setup In Setup the User will have Administrator rights 6 4...

Page 66: ...install all Factory Default keys Enroll Efi Image Enter Enroll Efi Image Save all Secure Boot variables Enter Save NVRAM content of Secure Boot policy variables to the files EFI_SIGNATURE_LIST data fo...

Page 67: ...e available until after OS boot If Partial Initial USB Mass Storage and specific USB port device will NOT be available before OS boot If Full Initial all USB devices will be available in OS and Post N...

Page 68: ...ection Note The number of available Boot options is dependent on the devices which are connected This windows shows the actual configured boot priority list which is set in the Boot Priority options a...

Page 69: ...ault Values as described below or try to change the selections that caused the boot to fail Discard Changes and Exit Exit system setup without saving any changes Save Changes and Reset When you have c...

Page 70: ...EFI Shell from filesystem device Attempts to Launch EFI Shell application Shellx64 efi from one of the available filesystem devices WARNING This function will still work even if mass storage devices a...

Page 71: ...The update file a complete SPI firmware image has to be stored at a fixed location within the file system on a mass storage device BIOS loads the file into RAM performs optional security checks and f...

Page 72: ...as root and if needed set the permission for the file with chmod 775 AutoFLASH sudo AutoFLASH u e u update e Entire Flash h Help Then reboot system The update will start automatically after the reboo...

Page 73: ...2 POST F5 Power cycle NOTICE During Bios recovery there is no video output Users have to wait until power cycle will be performed So it is recommended to wait some minutes until power cycle is perform...

Page 74: ...alidated thus forcing the board to start up with default values BIOS Recovery By shorting the pins of this jumper during boot the system is forced into crisis recovery mode For more information see ch...

Page 75: ...s as well as the number of cores currently in use and the maximum frequency of the active cores For more information about Intel Turbo Boost 2 Technology visit the Intel website Note Turbo Boost will...

Page 76: ...zation of Intel platforms Reference http ark intel com VTList aspx http www intel com technology itj 2006 v10i3 2 io 7 conclusion htm Fast Boot Fast Boot supported by Aptio provides faster boot time b...

Page 77: ...Vt d SMX and TPM must be enabled PXE Boot Preboot eXecution Environment is used for booting from network controller For legacy PXE boot legacy bootloader provided from PXE server the settings to enab...

Page 78: ...ly the setting for XHCI mapping mode could be changed to enabled in the BIOS setup Issue 2 USB stick recognized as floppy Some USB sticks are recognized as floppies show up as A drive under DOS If thi...

Page 79: ...8165 906 200 Fax 49 8165 906 201 Email support msc technologies eu LICENSE ISSUES OPenSSL The OpenSSL toolkit stays under a dual license i e both the conditions of the OpenSSL License and the original...

Page 80: ...L Toolkit http www openssl org THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT AS IS AND ANY EXPRESSED OR IMPLIED WARRANTIES INCLUDING BUT NOT LIMITED TO THE IMPLIED WARRANTIES OF MERCHANTABILITY AND...

Page 81: ...with the distribution 3 All advertising materials mentioning features or use of this software must display the following acknowledgement This product includes cryptographic software written by Eric Y...

Page 82: ...f the above listed copyright holder s nor the names of its contributors may be used to endorse or promote products derived from this software without specific prior written permission THIS SOFTWARE IS...

Page 83: ...ng and has proven to be insufficient for most networks that require some kind of security Task group I Security of IEEE 802 11 working group http www ieee802 org 11 has worked to address the flaws of...

Page 84: ...cks RC4 key scheduling is insufficient beginning of the pseudorandom stream should be skipped IV space is too small and IV reuse makes attacks easier there is no replay protection and non keyed authen...

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