Home

User Manual

1. Discard Changes Select this option to quit Setup without making any permanent changes to the system configuration Select Discard Changes from the Save amp Exit menu and press Enter Select Yes to discard changes Restore Defaults It automatically sets all Setup options to a complete set of default settings when you select this option Select Restore Defaults from the Save amp Exit menu and press Enter Save as User Defaults Select this option to save system configuration changes done so far as User Defaults Select Save as User Defaults from the Save amp Exit menu and press Enter Restore User Defaults It automatically sets all Setup options to a complete set of User Defaults when you select this option Select Restore User Defaults from the Save amp Exit menu and press Enter Boot Override Select a drive to immediately boot that device regardless of the current boot order AMI BIOS Setup Utility 43 CEM841 COM Express Type 2 Basic Module This page is intentionally left blank 44 AMI BIOS Setup Utility CEM841 COM Express Type 2 Basic Module Appendix A BIOS Flash Utility The BIOS Flash utility is a new function in BIOS setup program In this appendix you may learn how to configure it Please follow instructions below to update system BIOS from BIOS setup menu 1 In your USB thumb drive create a new folder and name it Axiomtek see figure below T oy BAB gt Benny UKEY
2. Not found F75111 chip n exit 1 printf Found F75111 chip n printfC GPIO Output Test n set GPIO3x direction printf set F75111 GPIO3X pin is output direction n write smbus Device Addr 0x40 0x0f GPIO3x Output direction set GPIO3x output level or plus printf set F75111 GPIO3x pin is output Level n write smbus Device Addr 0x43 0 GPIO3x Level control write GPIO3x data printf write GPIO3x data is Ox0A n printf GPO020 GPOl 1 GPO2 0 GPO3 1 n write smbus Device Addr 0x41 0x0a printfC Please check the GPO level and hit any key to continue n getchQ write GPIO3x data printfC write GPIO3x data is 0x05 n printf GPO0 1 GPO1 0 GPO2 1 GPO3 0 n write smbus Device Addr 0x41 0x05 printf Please check the GPO level and hit any key to continue n getch set GPIO10 11 12 used printf 2 GPIO Input Test n printf Set F75111 GPIO1x is used GPIO function n xch2 read smbus Device Addr 0x03 xch amp OxEO write smbus Device Addr 0x03 xch set Pin GPIO10 11 12 used write smbus Device Addr 0x04 0 set Pin GPIO1x used printf set F75111 GPIO10 11 12 13 is input function n write smbus Device Addr 0x10 0x00 set GPIOlx input direction printf set F75111 GPIO10 11 12 13 is Level modern write smbus Device Addr 0x13 0x00 set GPIO1x Level Control xchz read smbus Device Addr 0x12 read GPIO1x Status printf Read the
3. JEE 00000000000EO000 00000000000FFFFF PCI bus m 3 00000000000A0000 00000000000BFFFF Intel R Atom TM Processor E3800 Series Intel R Celeron R Processor N2920 J1900 li 00000000000C0000 00000000000DFFFF PCI bus a 4A 0000000080000000 0000000090916FFE PCI bus a JE 00000000FEDOOQ00 00000000FEDOO3FF High precision event timer S su Bs DOODOQODOFEDO1000 D0000000FED01FFF Motherboard resources R amp 0000000080000000 000000008FFFFFFF Intel R amp tam TM Processor E3800 Series Intel R Celeron R Processor N2920 11900 Ba 0000000090400000 00000000904 FFFFF Intel R Atom TM Celeron R Pentium R Processor Trusted Execution Engine Interface 0F18 4 JA O000000090600000 D0000000907FFFFF Intel R Atom TM Celeron R Pentium R Processor PCI Express Root Port 4 OFAE a M 0000000090600000 00000000906FFFFF PCI standard PCI to PCI bridge 44 0000000090600000 00000000906FFFFF PCI standard PCI to PCI bridge EP 0000000090600000 000000009067FFFF Intel R 1210 Gigabit Network Connection EF 0000000090680000 0000000090683FFF Intel R 1210 Gigabit Network Connection JEE 0000000090700000 0000000090703FFF PCI standard PCI to PCI bridge 4 la 0000000090800000 00000000908FFFFF Intel R Atom TM Celeron R Pentium R Processor PCI Express Root Port1 OF48 jE 0000000090800000 000000009081FFFF PCI standard PCI to PCI bridge I g 0000000090900000 000000009090FFFF
4. Other PCI devices CSM Support Disabled Enabled se Select Screen Tl Select Item Enter Select Change Opt Fl General Help F2 Previous Values F3 Optimized Defaults F4 Save amp Exit ESC Exit version 2 16 1242 Copyright C 2013 American Megatrends Inc CSM support Enable or disable CSM support Aptio Setup Utility Copyright C 2013 American Megatrends Inc Advanced Compatibility Support Module Configuration This option controls Legacy UEFI ROMs priority CSM Support Enabled Option ROM execution Storage Legacy Video Other PCI devices Boot option filter UEFI and Legacy Legacy only gt Select Screen UEFI only Tl Select Item Enter Select Change Opt General Help Previous Values Optimized Defaults Save amp Exit ESC Exit version 2 16 1242 Copyright C 2013 American Megatrends Inc Boot option filter Select UEFI or Legacy ROM priority Default is UEFI and Legacy mode 32 AMI BIOS Setup Utility CEM841 COM Express Type 2 Basic Module Aptio Setup Utility Copyright C 2013 American Megatrends Inc Advanced Compatibility Support Module Configuration Controls the execution of UEFI and Legacy Storage OpROM CSM Support Enabled Boot option filter UEFI and Legacy Option ROM execution Video Other PCI devices Storage Do not launch UEFI e Select Screen Legacy Tl Select Item Enter Select Change Opt Fl General Hel
5. X AXIOMTEK Intel Celeron J1900 N2807 Processors COM Express Type 2 Basic Module Disclaimers This manual has been carefully checked and believed to contain accurate information Axiomtek Co Ltd assumes no responsibility for any infringements of patents or any third party s rights and any liability arising from such use Axiomtek does not warrant or assume any legal liability or responsibility for the accuracy completeness or usefulness of any information in this document Axiomtek does not make any commitment to update the information in this manual Axiomtek reserves the right to change or revise this document and or product at any time without notice No part of this document may be reproduced stored in a retrieval system or transmitted in any form or by any means electronic mechanical photocopying recording or otherwise without the prior written permission of Axiomtek Co Ltd CAUTION If you replace wrong batteries it causes the danger of explosion It is recommended by the manufacturer that you follow the manufacturer s instructions to only replace the same or equivalent type of battery and dispose of used ones Copyright 2015 Axiomtek Co Ltd All Rights Reserved March 2015 Version A1 Printed in Taiwan ESD Precautions Computer boards have integrated circuits sensitive to static electricity To prevent chipsets from electrostatic discharge damage please take care of the following jobs w
6. Microsoft ACPI Compliant System Microsoft ACPI Compliant System Microsoft ACPI Compliant System Microsoft ACPI Compliant System Intel R Atom TM Celeron R Pentium R Processor Trusted Execution Engine Interface 0F18 Intel R Atom TM Celeron R Pentium R Processor Platform Control Unit SMBus Port F12 Intel R Atom TM Celeron R Pentium R Processor PCI Express Root Port1 0F48 PCI standard PCI to PCI bridge PCI standard PCI to PCI bridge PCI standard PCI to PCI bridge PCI standard PCI to PCI bridge Intel R Atom TM Celeron R Pentium R Processor PCI Express Root Port 3 OF4C PCI standard PCI to PCI bridge Intel R Atom TM Celeron R Pentium R Processor AHCI 0F23 Intel R Atom TM Celeron R Pentium R Processor PCI Express Root Port 4 OF4E PCI standard PCI to PCI bridge High Definition Audio Controller Intel R 1210 Gigabit Network Connection Intel R I210 Gigabit Network Connection Intel R I210 Gigabit Network Connection Intel R 1210 Gigabit Network Connection Intel R 1210 Gigabit Network Connection Intel R 1210 Gigabit Network Connection Intel R USB 3 0 extensible Host Controller Intel R Atom TM Processor E3800 Series Intel R Celeron R Processor N2920 J1900 Hardware Description 19 CEM841 COM Express Type 2 Basic Module 3 6 Memory Map The memory with CEB94000 baseboard under Windows 7 mapping list is shown as follows rE Memory a jE 00000000000A0000 DO000000000BFFFF PCI bus
7. Type 2 Basic Module ot LC 3 20 8 Ie Bottom View A 7 LL D fr N FN O Module and Pin Assignments CEM841 COM Express Type 2 Basic Module 2 2 Module Layout TIMELE O O a a a OA EE PE a a LA LH 702 TTT DIMM2 Top View Module and Pin Assignments 7 CEM841 COM Express Type 2 Basic Module TEEUELLE EVE UL CA CD Oe E T E a Rann 15 Bottom View 8 Module and Pin Assignments CEM841 COM Express Type 2 Basic Module 2 3 Installing Heatsink For thermal dissipation a thermal solution enables the CEM841 s components to dissipate heat efficiently All heat generating components are thermally conducted to the heatsink in order to avoid hot spots Figure below illustrates how to install the thermal solution on CEM841 1 There is a protective plastic covering on the thermal pads This must be removed before the heatspreader can be mounted 2 Each thermal solution is designed for a specific CEM module The thermal pads on the heatspreader are designed to make contact with the necessary components on the CEM module When mounting the heatspreader you must make sure that the thermal pads on the heatspreader make complete contact no space between thermal pad and component with the corresponding components on the CEM module This is especially critical for CEM modules that have higher CPU speeds for example 1 46GHz or more to ensure that the heatspreader acts as a proper the
8. 23 S SH E TAS ie 35 BE mass2007 753 Be moss2007 DacLib HZ eip axiamtek com tw Org Directory B eip axiomtek cc 2 Copy BIOS ROM file e g CEM841X 007 to Axiomtek folder pnl odomtek es e HA km T gt BRB gt Benny UKEY T gt Axiomtek re i EZ ZH c BONE Ds Bis 35 BE moss2007 CEMB4 1007 753 Be moss2007 3 Insert the USB thumb drive to your system 4 Enter BIOS setup menu and go to Advanced Utility Configuration Select BIOS Flash Utility and press Enter Aptio Setup Utility Copyright C 2013 American Megatrends Inc Advanced Utility Configuration BIOS Flash Utility BIOS Flash Utility 45 CEM841 COM Express Type 2 Basic Module 5 BIOS automatically detect all USB drive s attached to the system In this example only one USB drive is attached to the system That s why you can see only one device is displayed in figure below Aptio Setup Utility Copyright C 2013 American Megatrends Inc Advanced Utility Configuration BIOS Flash Utility Select File from a File system Acpi a0341d0 0 PCIC1D 0 USBC0 0 USB 1 0 HDCPart1 Sig 6 Select the USB drive containing BIOS ROM file you want to update using the x45 or Y key Then press Enter to get into Axiomtek folder Aptio Setup Utility Copyright C 2013 American Megatrends Inc Advanced Utility Configuration BIOS Flash utili
9. A00 0000000000000A40F Motherboard resources m E 0000000000000A10 0000000000000 A1F Motherboard resources a jE 0000000000000000 000000000000FFFF PCI bus a JE 000000000000 D000 Q00000000000DFFF Intel R Atom TM Celeron R Pentium R Processor PCI Express Root Port 4 OF4E 4 000000000000D000 000000000000DFFF PCI standard PCI to PCI bridge 4A 0000000000000000 000000000000DFFF PCI standard PCI to PCI bridge wd jE O00000000000E000 000000000000E01F Intel R amp tom TM Celeran R Pentium R Processor Platform Control Unit SMBus Port 0F12 Ag 000000000000E020 D00000000000603F Intel R Atom TM Celeron R Pentium R Processor AHCI 0F23 eg 000000000000 E040 000000000000E043 Intel R amp tom TM Celeran R Pentium R Processor AHCI OF23 E 000000000000 E050 000000000000E057 Intel R amp tom TM Celeran R Pentium R Processor AHCI 0F23 m 000000000000 E060 Q00000000000E063 Intel R Atomi TM Celeran R Pentium R Processor AHCI OF23 Cdi Q000000000006070 0000000000006077 Intel R amp tom TM Celeran R Pentium R Processor AHCI 0F23 i E 0000000000000 E080 000000000000E087 Intel R Atom TM Processor E3800 Series Intel R Celeron R Processor IN2920 11900 16 Hardware Description CEM841 COM Express Type 2 Basic Module 3 5 The interrupt controller IRQ mapping list with CEB94000 baseboard under Windows 7 is Interrupt Controller IRQ Map shown as follows y A Inte
10. B to install Window 7 Note Aptio Setup Utility Copyright C 2013 American Megatrends Inc Chipset USB Configuration OS Selection XHCI Mode Smart Auto USB 2 0 EHCI Support Disabled OS Selection windows 8 X windows 7 Select Screen Tl Select Item Enter Select Change Opt General Help Previous Values Optimized Defaults Save amp Exit ESC Exit Version 2 16 1242 Copyright C 2013 American Megatrends Inc AMI BIOS Setup Utility 39 CEM841 COM Express Type 2 Basic Module XHCI Mode Select operation mode of XHCI controller USB 2 0 EHCI Support Control the USB 2 0 EHCI functions One EHCI controller must always be enabled This item is selectable if XHCI Mode is Disabled E In order for the USB 2 0 port 4 7 to function properly in Windows 7 please install USB 3 0 driver in advance Note 4 6 Security Menu The Security menu allows users to change the security settings for the system Aptio Setup Utility Copyright C 2013 American Megatrends Inc Main Advanced Chipset Boot Save amp Exit Administrator Password Version 2 16 1242 Copyright C 2013 American Megatrends Inc e Administrator Password Set administrator password e User Password Set user password 40 AMI BIOS Setup Utility CEM841 COM Express Type 2 Basic Module 4 7 Boot Menu The Boot menu allows users to change boot options of the system Aptio Setup Utility Copyrig
11. F4 Save amp Exit ESC Exit Version 2 16 1242 Copyright C 2013 American Megatrends Inc Other PCI devices Select the execution of UEFI or Legacy option ROM of other PCle network storage or video devices Default is Legacy mode e Utility Configuration Aptio Setup Utility Copyright C 2013 American Megatrends Inc Advanced Utility Configuration BIOS Flash Utility Select Screen Tl Select Item Enter Select Change Opt General Help Previous Values Optimized Defaults Save amp Exit ESC Exit Version 2 16 1242 Copyright C 2013 American Megatrends Inc BIOS Flash Utility BIOS flash utility configuration For more detailed information please refer to Appendix A 34 AMI BIOS Setup Utility CEM841 COM Express Type 2 Basic Module 4 5 Chipset Menu The Chipset menu allows users to change the advanced chipset settings You can select any of the items in the left frame of the screen to go to the sub menus P North Bridge gt South Bridge For items marked with gt please press Enter for more options Aptio Setup Utility Copyright C 2013 American Megatrends Inc Main Advanced Security Boot Save amp Exit gt North Bridge Version 2 16 1242 Copyright C 2013 American Megatrends Inc AMI BIOS Setup Utility 35 CEM841 COM Express Type 2 Basic Module North Bridge This screen shows system memory information and allows users to configure param
12. GPIO 1 2 3 input data is 02x n xch Bn eme Change the GPIx input and hit any key to continue Xn getc xch2 read smbus Device Addr 0x12 read GPIO1x Status printf Read the GPI0 1 2 3 input data is 02x n xch n es Change the GPIx input and hit any key to continue n getc xch2z read smbus Device Addr 0x12 read GPIO1x Status printf Read the GPIO 1 2 3 input data is 02x n xch printfC watchDogTimer Test n printfC Set wDTOUT1O pin used n write smbus Device Addr 0x01 0x20 A Pin1 config printfC Set WDTOUT10 output 100ms plus normal level n write smbus Device Addr wDTOUT1O CntlReg1 0 WDT10 control printfC Set wDTOUT1O Time 10 seconds and enable wDT n _write_smbus Device_Addr wDTOUT10_Cnt Reg2 0x8A WDT10 control 50 Watchdog Timer and GPIO j CEM841 COM Express Type 2 Basic Module AU dE hit any key in period of 10 seconds n getc write smbus Device Addr WDTOUT10 CntlReg2 0x8A WDT10 control printf The sytsem will reset when the 10 seconds times out n void write smbus UCHAR xAddr UCHAR xReg UCHAR xData i j UCHAR 1 UCHAR T while 1 f 1f _check_smbus_busy 0 break outp SM_REG XReg xdelay because the CPU too fast delay for IO outp SM ADDR xAddr xdelay because the CPU too fast delay for IO outp SM DATA xData xdelay because the CPU too fast delay for IO outp SM_CMD SM byteAccess xdelay because the CPU
13. screen LEN The F2 key allows you to Load Previous Values The F3 key allows you to Load Optimized Defaults The F4 key allows you to save any changes you have made and exit Setup Press the F4 key to save your changes The Esc key allows you to discard any changes you have made and exit the Setup Press the Esc key to exit the setup without saving your changes The Enter key allows you to display or change the setup option listed for a particular setup item The Enter key can also allow you to display the setup sub screens 22 AMI BIOS Setup Utility CEM841 COM Express Type 2 Basic Module 4 3 Main Menu When you first enter the setup utility you will enter the Main setup screen You can always return to the Main setup screen by selecting the Main tab System Time Date can be set up as described below The Main BIOS setup screen is shown below Aptio Setup Utility Copyright C 2013 American Megatrends Inc Advanced Chipset Security Boot Save amp Exit System Date Version 2 16 1242 Copyright C 2013 American Megatrends Inc BIOS Information Display BIOS information System Date Time Use this option to change the system time and date Highlight System Time or System Date using the Arrow keys Enter new values through the keyboard Press the Tab key or the Arrow keys to move between fields The date must be entered in MM DD YY format The time is entered in HH MM S
14. 70 4 Ml ISA 0x000000AB 171 a JE ISA 0x000000AD 173 jE ISA Ox000000AE 174 AEE TSA Ox000000AF 175 Microsoft ACPI Compliant System Microsoft ACPI Compliant System Microsoft ACPI Compliant System Microsoft ACPI Compliant System Microsoft ACPI Compliant System Microsoft ACPI Compliant System Microsoft ACPI Compliant System Microsoft ACPI Compliant System Microsoft ACPI Compliant System Microsoft ACPI Compliant System Microsoft ACPI Compliant System Microsoft ACPI Compliant System Microsoft ACPI Compliant System Microsoft ACPI Compliant System Microsoft ACPI Compliant System Microsoft ACPI Compliant System Microsoft ACPI Compliant System Microsoft ACPI Compliant System Microsoft ACPI Compliant System Microsoft ACPI Compliant System Microsoft ACPI Compliant System Microsoft ACPI Compliant System Microsoft ACPI Compliant System Microsoft ACPI Compliant System Microsoft ACPI Compliant System Microsoft ACPI Compliant System Microsoft ACPI Compliant System Microsoft ACPI Compliant System Microsoft ACPI Compliant System Microsoft ACPI Compliant System Microsoft ACPI Compliant System Microsoft ACPI Compliant System Microsoft ACPI Compliant System Microsoft ACPI Compliant System Microsoft ACPI Compliant System Microsoft ACPI Compliant System Microsoft ACPI Compliant System Microsoft ACPI Compliant System Microsoft ACPI Compliant System Microsoft ACPI Compliant System Microsoft ACPI Compliant
15. CPI Compliant System aad a E USA 0x0000007C 124 Microsoft ACPI Compliant System Hardware Description CEM841 COM Express Type 2 Basic Module 48 TSA 0x0000007D 125 al sma TSA 0x0000007E 126 li TSA 00000007F 127 fll TSA 0010000080 128 al J SA 0x00000082 130 JEE 154 0x00000083 131 jE TSA 000000084 132 8g TSA 000000085 133 L x iil ISA 000000086 134 sau jM ISA 0x00000087 135 J SA 0x00000089 137 sma TSA 0x0000008A 138 lil TSA 000000088 139 15A 0x0000008C 140 jE SA 0x0000008E 142 70 15A 0x0000008F 143 H i e TSA 0x00000090 144 18 JE SA 0x00000092 146 jE 15A 0x00000093 147 Ba TSA 000000095 149 jE ISA 0400000096 150 jE ISA 0600000097 151 MM SA 0x00000098 152 ill ISA 000000099 153 ql ISA 000000094 154 Ba TSA 00000009C 156 JEE TSA 0x0000009D 157 F 3Ha TSA 0x0000009E 158 qE IA 000000040 160 JEE ISA 0x000000A1 161 jE ISA 0x000000A2 162 jE SA 000000043 163 ili TSA 0x00000044 164 jE ISA 0x000000A5 165 JEE ISA 0x000000A6 166 JE TSA 0x000000A7 167 qi ISA 000000048 168 ill ISA 000000049 169 ql ISA 0x000000AA 1
16. Doing this procedure can restore BIOS optimal defaults Function Setting ION 21 2 4 2 PATA Device Setting SW2 The SW2 is for enabling or disabling PATA IDE device e If SW2 2is set to ON position without a PATA device connected to the system it may take longer than usual for system to boot up Note e Dip1 of SW2 SW2 1 has no function can be ignored Disable PATA device Default SW2 2 OFF Enable PATA device SW2 2 ON 10 Module and Pin Assignments CEM841 COM Express Type 2 Basic Module 2 5 Connectors Signals go to the other parts of the system through connectors Loose or improper connection might cause problems please make sure all connectors are properly and firmly connected Here is a summary table which shows connectors on the hardware DIMM1 Channel 1 DDR3L SO DIMM Socket DIMM2 Channel O DDR3L SO DIMM Socket Le e Forsingle memory channel configuration install memory module in channel 0 DDR3L SO DIMM socket DIMM2 Note e Fordual memory channel configuration install memory modules of the same size chip width density and rank in channel 0 DIMM2 and channel 1 DIMM1 DDR3L SO DIMM sockets 2 5 1 COM Express Connectors SS1 and SS2 The following table shows the pin assignments of the 220 pin COM Express connectors D110 D1 C110 81 C1 B110 B1 A110 SS2 A A1 Module and Pin Assignments 11 CEM841 COM Express Type 2 Basic Module Pin Signal Pin S
17. Intel R USB 3 0 eXtensible Host Controller gag 0000000090910000 0000000090913FFF High Definition Audio Controller j ed Bd 0000000090914000 000000009091401F Intel R amp tom TM Celeron R Pentium R Processor Platform Control Unit SMBus Port 0F12 Ca 0000000090916000 00000000909167FF Intel R Atom TM Celeron R Pentium R Processor AHCI 0F23 pd jE 00000000E0000000 OOOOOO00EFFFFFFF Motherboard resources T sid JE 00000000FED03000 D0000000FED03FFF Motherboard resources ed sag O0000000FED04000 00000000FEDOA4FFF Motherboard resources a ed Bs DO0000000FED1COO0 00000000FED1CFFF Motherboard resources j wl JE 00000000FEDO08000 00000000FED08FFF Motherboard resources fill 00000000FEE00000 0O0000000FEEFFFFF Motherboard resources JE 00000000FEFOOO00 0000000OFEFFFFFF Motherboard resources i jE 00000000FF000000 00000000FFFFFFFF Intel R 82802 Firmware Hub Device 20 Hardware Description CEM841 COM Express Type 2 Basic Module Chapter 4 AMI BIOS Setup Utility The AMI UEFI BIOS provides users with a built in setup program to modify basic system configuration All configured parameters are stored in a flash chip to save the setup information whenever the power is turned off This chapter provides users with detailed description about how to set up basic system configuration through the AMI BIOS setup utility 4 1 Starting To enter the setup screens follow the steps below 1 T
18. S finish BIOS Flash Utility 47 CEM841 COM Express Type 2 Basic Module This page is intentionally left blank 48 BIOS Flash Utility CEM841 COM Express Type 2 Basic Module Appendix B Watchdog Timer and GPIO B 1 About Watchdog Timer Software stability is major issue in most application Some embedded systems are not watched by human for 24 hours It is usually too slow to wait for someone to reboot when computer hangs The systems need to be able to reset automatically when things go wrong The watchdog timer gives us solution The watchdog timer is a counter that triggers a system reset when it counts down to zero from a preset value The software starts counter with an initial value and must reset it periodically If the counter ever reaches zero which means the software has crashed the system will reboot B 2 About GPIO The onboard GPIO general input and output has 8 bits GPIO 3 and GPO073 In default all pins are pulled high with 3 3V level according to main power The BIOS default settings are 4 inputs and 4 outputs where all of these pins are set to 1 Use these GPIO signals to control cash drawers and sense warning signals from an Uninterrupted Power System UPS or perform store security control B 2 Sample Program Programming sample code from CEM841 FINTEK F75111R INCLUDE FILE SI include lt stdio h gt include lt conio h gt include lt
19. S format Access Level Display the access level of current user AMI BIOS Setup Utility 23 CEM841 COM Express Type 2 Basic Module 4 4 Advanced Menu The Advanced menu also allows users to set configuration of the CPU and other system devices You can select any of the items in the left frame of the screen to go to the sub menus ACPI Settings W83627DHG Super IO Configuration Hardware Monitor CPU Configuration IDE Configuration CSM Configuration Utility Configuration Y Y Y YY Y Y For items marked with gt please press Enter for more options Aptio Setup Utility Copyright C 2013 American Megatrends Inc Main Chipset Security Boot Save amp Exit Launch PXE OpROM Do not launch Version 2 16 1242 Copyright C 2013 American Megatrends Inc 24 AMI BIOS Setup Utility CEM841 COM Express Type 2 Basic Module Aptio Setup Utility Copyright C 2013 American Megatrends Inc Main Chipset Security Boot Save amp Exit Launch PXE OpROM Do not launch Launch PXE OpROM Do not launch Legacy Version 2 16 1242 Copyright C 2013 American Megatrends Inc Launch PXE OpROM Control the execution of legacy Preboot eXecution Environment PXE boot ROM function of the onboard LAN chip during system boots up AMI BIOS Setup Utility 25 CEM841 COM Express Type 2 Basic Module e ACPI Settings You can use this screen to select options for the ACPI configuration and change the valu
20. System e JE 154 0x00000064 100 Microsoft ACPI Compliant System T jE 154 0x00000065 101 Microsoft ACPI Compliant System Bo 154 0x00000066 102 Microsoft ACPI Compliant System A Ba 154 Ox00000067 103 Microsoft ACPI Compliant System aal JE 15A 0000000068 104 Microsoft ACPI Compliant System I sma 15A 0x00000069 105 Microsoft ACPI Compliant System AEE TSA 000000064 106 Microsoft ACPI Compliant System JE 15A Ox0000006B 107 Microsoft ACPI Compliant System rl h E USA 00000006C 108 Microsoft ACPI Compliant System Ba 154 0x0000006D 109 Microsoft ACPI Compliant System ad JE 15A Ox0000006E 110 Microsoft ACPI Compliant System JE TSA Qx0000006F 111 Microsoft ACPI Compliant System eM 15A Ox00000070 112 Microsoft ACPI Compliant System 4M ISA 0x00000071 113 Microsoft ACPI Compliant System Bo 154 000000072 114 Microsoft ACPI Compliant System b jE TSA 0x00000073 115 Microsoft ACPI Compliant System Bo 154 0x00000074 116 Microsoft ACPI Compliant System fl ISA 0100000075 117 Microsoft ACPI Compliant System gl sia TSA 0x00000076 118 Microsoft ACPI Compliant System 2 nal Bo 154 000000077 119 Microsoft ACPI Compliant System JE 154 000000078 120 Microsoft ACPI Compliant System NG jE TSA 0x00000079 121 Microsoft ACPI Compliant System mo ss 154 Ox00000074 122 Microsoft ACPI Compliant System A jE ISA 0x0000007B 123 Microsoft A
21. System Microsoft ACPI Compliant System Microsoft ACPI Compliant System Microsoft ACPI Compliant System Microsoft ACPI Compliant System Microsoft ACPI Compliant System Microsoft ACPI Compliant System Microsoft ACPI Compliant System Microsoft ACPI Compliant System Microsoft ACPI Compliant System Microsoft ACPI Compliant System Hardware Description JEE ISA 0x000000B0 176 li ISA 0x000000B4 186 L JE TSA 0x000000BB 187 4 ISA 000000089 185 Mi ISA 0x000000BC 188 Jil ISA 0x000000BE 190 gill PCT 0x00000004 10 4083 PCI 0x0000000B 11 Mi PCI 0x00000010 16 8 PCI 0x00000012 18 i sma PCT 0x00000012 18 cag PCI 000000013 19 lll PCI 0x00000013 19 JEE PCI 000000013 19 lil PCT 0x00000016 22 mo PCI OxFFFFFFF7 9 ll PCI OxFFFFFFFB 8 ll PCI OxFFFFFFF9 7 EP PCI OxFFFFFFFA 6 EP PCI OxFFFFFFFB 5 ull PCI OxFFFFFFFC 4 L PCDOxFFFFFFFD 3 ied R PCT OxFFFFFFFE 2 CEM841 COM Express Type 2 Basic Module Microsoft ACPI Compliant System Microsoft ACPI Compliant System Microsoft ACPI Compliant System Microsoft ACPI Compliant System Microsoft ACPI Compliant System Microsoft ACPI Compliant System Microsoft ACPI Compliant System Microsoft ACPI Compliant System Microsoft ACPI Compliant System Microsoft ACPI Compliant System Microsoft ACPI Compliant System
22. The memory module comes in sizes of 1GB 2GB 4GB or 8GB Hardware Description 15 CEM841 COM Express Type 2 Basic Module 3 4 I O Port Address Map The Intel Celeron J1900 N2807 processors communicate via I O ports The I O port addresses are available for assigning to other devices via I O expansion cards The I O port addresses with CEB94000 baseboard under Windows 7 are as follows a Input output 10 E 0000000000000000 D00000000000006F PCI bus JEE 0000000000000020 0000000000000021 Programmable interrupt controller EF 0000000000000024 0000000000000025 Programmable interrupt controller wed Bs 0000000000000028 0000000000000029 Programmable interrupt controller n SH 000000000000002C 000000000000002D Programmable interrupt controller sis 000000000000002E 000000000000002F Motherboard resources jE 0000000000000030 0000000000000031 Programmable interrupt controller JE 0000000000000034 0000000000000035 Programmable interrupt controller ned Ba 0000000000000038 0000000000000039 Programmable interrupt controller jE 000000000000003C 0000000000000030 Programmable interrupt controller E 0000000000000040 0000000000000043 System timer sd JE 000000000000004E 000000000000004F Motherboard resources E 0000000000000050 0000000000000053 System timer vee 0000000000000060 0000000000000060 Standard P5 2 Keyboard sid Ei 0000000000000061 0000000000000061 Motherboard re
23. U Information Show CPU information Intel Virtualization Technology Enable or disable Intel Virtualization Technology When enabled a VMM can utilize the additional hardware capabilities It allows a platform to run multiple operating systems and applications independently hence enabling a computer system to work as several virtual Systems 30 AMI BIOS Setup Utility CEM841 COM Express Type 2 Basic Module e IDE Configuration In the IDE Configuration menu you can see the currently installed hardware in the SATA ports During system boot up the BIOS automatically detects the presence of SATA devices Aptio Setup Utility Copyright C 2013 American Megatrends Inc Serial ATA SATA Enabled Serial ATA SATA Enabled Disabled version 2 16 1242 Copyright C 2013 American Megatrends Inc Serial ATA SATA Enable or disable SATA controller SATA Mode Select what mode is operated on SATA controller Operation modes are IDE Mode and AHCI Mode Default is AHCI Mode AMI BIOS Setup Utility 31 CEM841 COM Express Type 2 Basic Module e CSM Configuration In the CSM Compatibility Support Module Configuration menu you can enable or disable option ROM execution settings Aptio Setup Utility Copyright C 2013 American Megatrends Inc Advanced Compatibility Support Module Configuration Enable Disable CSM Support Boot option filter UEFI and Legacy Option ROM execution Storage Legacy Video
24. asic Module Chapter 1 Introduction dt Ei giz li RoHS gt 4 Eerste Rew A0 RC Kata Made In Taiwan e nad m ie E Writ E The CEM841 is a new COM Express Type 2 Basic Module supporting Intel Celeron quad dual core J1900 N2807 processors It delivers outstanding system performance and supports excellent multiple I Os like LVDS Gigabit Ethernet HD Audio interface one PATA 100 one SATA 300 and eight USB 2 0 ports to make all in one single module as computing engine For expansion purpose it provides maximum up to 8 lanes of PCI Express Gen2 at 5GT s 1 1 Features Intel Celeron J1900 N2807 processors Two 204 pin SO DIMMs supporting up to 8GB memory capacity Support max up to 8 lanes of PCI Express 1 SATA 300 and 1 PATA 100 8 USB 2 0 ports Introduction 1 CEM841 COM Express Type 2 Basic Module 1 2 Specifications e CPU m Intel Celeron quad core J1900 2 0GHz processor m Intel Celeron dual core N2807 1 58GHz processor e BIOS m American Megatrends Inc BIOS m 64Mbit SPI Flash DMI Plug and Play H PXE Ethernet Boot ROM customized default saving features LPC free supported uses SPI type Flash memory e System Memory E Two 204 pin DDR3L 1333 1066MHz SO DIMM sockets support maximum memory capacity up to 8GB IZ N2807 supports only one SO DIMM socket DIMM2 Note e Expansion Interface One PCI Express x4 routed through COM Ex
25. bios h gt define UCHAR unsigned char define UINT unsigned int define SMIOBASE OxF040 AAA SMIOBASE can get from PCI device Bus 0 Device 31 Function 3 Register 20h 23h the value is the IO base address define SM REG SMIOBASE 3 define SM_ADDR SMIOBASE 4 define SM_DATA SMIOBASE 5 define SM_CMD SMIOBASE 2 define SM_STATUS SMIOBASE 0 define SM byteAccess 0x48 define Device_Addr Ox6E depend on hardware designed Low 0x9C High 0x6E UCHAR read smbus UCHAR UCHAR void write smbus UCHAR UCHAR UCHAR define F75111 CHIPID 0x0003 define F75111 VENDORID 0x3419 define wDTOUT1O CntlReg1 0x34 define WDTOUT10 2S bit 0x04 bit 2 define WDTOUT10 OINV bit 0x02 bit 1 define WDTOUT10 Status bit 0x01 bit O write 1 for clear status define WDTOUT10 CntlReg2 0x35 define wDTOUT1O Enable bit 0x80 bit 7 define WwDTOUT1O PTIME Ox7f bit 0 6 Watchdog Timer and GPIO 49 CEM841 COM Express Type 2 Basic Module o MAIN PROGRAM f maino UCHAR xch xch2 UINT chipid 0 vendorid 0 Check the Chip ID information xch _read_smbus Device Addr 0x5a Chip ID 1 xch2 2 read smbus Device Addr 0x5b Chip ID 2 chipida UINT xch2 lt lt 8 UINT xch xch _read_smbus Device Addr 0x5d Vendor ID 1 xch2 2 read smbus Device Addr 0x5E Vendor ID 2 vendorid UINT xch2 lt lt 8 UINT xch 1f CF75111 CHIPID chipid F75111 VENDORID vendorid printf
26. e of the selected option A description of the selected item appears on the right side of the screen Aptio Setup Utility Copyright C 2013 American Megatrends Inc ACPI Sleep State S3 Suspend to RAM ACPI Sleep State Suspend Disabled S3 Suspend to RAM Version 2 16 1242 Copyright C 2013 American Megatrends Inc ACPI Sleep State Select the ACPI Advanced Configuration and Power Interface sleep state Configuration options are Suspend Disabled and S3 Suspend to RAM The S3 Suspend to RAM option selects ACPI sleep state the system will enter when suspend button is pressed 26 AMI BIOS Setup Utility CEM841 COM Express Type 2 Basic Module e W83627DHG Super IO Configuration You can use this screen to select options for the Super IO Configuration and change the value of the selected option A description of the selected item appears on the right side of the screen For items marked with gt please press Enter for more options Aptio Setup Utility Copyright C 2013 American Megatrends Inc gt Serial Port 1 Configuration Version 2 16 1242 Copyright C 2013 American Megatrends Inc W83627DHG Super IO configuration is applied on CEB94000 Note Serial Port 1 2 Configuration Set parameters of serial port 1 2 Parallel Port Configuration Set parameters of parallel port AMI BIOS Setup Utility 27 CEM841 COM Express Type 2 Basic Module e Serial Port 1 Configura
27. ene ts ce d d do au ia dvd ia anu ddd alu da daia ai 9 E MEME S died 10 2 4 1 Auto Power On and Restore BIOS Optimal Defaults SW 1 10 2 4 2 PATA Device Seting SWZ 2a aka Gaia vna io ec st pecu Ra ases 10 2 5 CONNeCIOIS REED ORELLI 11 2 5 1 COM Express Connectors SS1 and SS2 ccccccccsecesesessecereseseeterereeeeees 11 Chapter 3 Hardware Description 15 3 1 MICrODIOCOSSOF ioi iecit dai iat mai ooa eo diee satan a a eaa Ee dat 15 32 BIO rU 15 3 3 oystem MOITIOEV sssr AA 15 3 4 FVO Port Address 1 T 16 3 5 Interrupt Controller IRQ Map 17 3 0 MEMON cope oi aa aia taia ea oaia goala aaa cala Ea aia alu gi 20 Chapter 4 AMI BIOS Setup Utility 21 MEME Slim AA 21 4 2 NavigallOIlIN6 KA 00 205 sd triada ud 21 c SCREEN ria eee 23 44 PROM A COG NIU EA 24 4 5 ChHIDSEl eere em 35 4 6 Security Menu ssssssss aaa AA enean ennenen 40 Ad BOO MGI eee Enni 41 IV 48 Save amp Exit T 42 Appendix A BIOS Flash Utility 45 Appendix B Watchdog Timer and GPIO 49 Bl About watchdog HITIGE iioc ds iocis cto datata daia dud ta ada dusa da 49 5 2 ADOULGPIO e T 49 B 2 Sample Program ssis 49 This page is intentionally left blank vi CEM841 COM Express Type 2 B
28. eters of North Bridge chipset Aptio Setup Utility Copyright C 2013 American Megatrends Inc LVDS Panel Type 1024x768 24Bit version 2 16 1242 Copyright C 2013 American Megatrends Inc 36 AMI BIOS Setup Utility CEM841 COM Express Type 2 Basic Module Aptio Setup Utility Copyright C 2013 American Megatrends Inc Chipset Select LCD panel used by DP Device by selecting the Memory Information appropriate setup item LVDS Panel Type Total Memory 800x600 18Bit Memory Slotl 1024x768 18Bit Memory Slot2 1024x768 24Bit 1280x768 18Bit 1280x800 18Bit 1280x960 18Bit 1280x1024 48Bit 1366x768 18Bit 1366x768 24Bit e Select Screen 1440x900 48Bit tl Select Item 1440x1050 48Bit Enter Select 1600x900 48Bit Change Opt 1680x1050 48Bit Fl General Help 1600x1200 48Bit F2 Previous Values 1920x1080 48Bit F3 Optimized Defaults 1920x1200 48Bit F4 Save amp Exit ESC Exit Version 2 16 1242 Copyright C 2013 American Megatrends Inc LVDS Panel Type Select LVDS panel resolution see the selection options in image above e South Bridge This screen allows users to configure parameters of South Bridge chipset For items marked with gt please press Enter for more options Aptio Setup Utility Copyright C 2013 American Megatrends Inc Chipset Control Detection of the USB Configuration Azalia Device Disabled Azalia will be unconditionally disabled Enabled Azalia will be u
29. ht C 2013 American Megatrends Inc Main Advanced Chipset Security Save amp Exit Setup Prompt Timeout Version 2 16 1242 Copyright C 2013 American Megatrends Inc e Setup Prompt Timeout Number of seconds to wait for setup activation key 65535 OxFFFF means indefinite waiting e Bootup NumLock State Use this item to select the power on state for the keyboard NumLock e Quiet Boot Select to display either POST output messages or a splash screen during boot up e Boot Option Priorities Boot Option 1 These are settings for boot priority Specify the boot device priority sequence from the available devices AMI BIOS Setup Utility 41 CEM841 COM Express Type 2 Basic Module 4 8 Save amp Exit Menu The Save amp Exit menu allows users to load your system configuration with optimal or fail safe default values Aptio Setup Utility Copyright C 2013 American Megatrends Inc Main Advanced Chipset TX ne ALA Save amp Exit Exit system setup after saving Discard Changes and Exit the changes Save Changes and Reset Discard Changes and Reset Save Options Save Changes Discard Changes Restore Defaults Save as User Defaults Restore User Defaults gt Select Screen Tl Select Item Enter Select Change Opt Fl General Help F2 Previous Values F3 Optimized Defaults F4 Save amp Exit ESC Exit Boot Override UEFI Built in EFI Shell Version 2 16 1242 Copyright C 2013 Ame
30. ignal Pin_ Signal Pin Signal Tas ca wo se irca ce bep 05 WED Tas GBEDLNKE e ne C8 bep oe inerea Tao cae won eo Nc es mem oe meow 12 Module and Pin Assignments CEM841 COM Express Type 2 Basic Module Pin Signal Pin Signal Pin_ Signal Pin Signal aw GND FINED se GND FXED ceo enben Deo Tang FIXED Fe eo eo waes os NC 7 Nc aso rcr po 8e TRR os ne be Nc ago GND FIKED 59 coge cm Tapan r9 Tang Sep Tawo NC es vea ze ar cw cvv L GND Taw Nc 5 Nc ew Nc 09 Nc Module and Pin Assignments 13 CEM841 COM Express Type 2 Basic Module This page is intentionally left blank 14 Module and Pin Assignments CEM841 COM Express Type 2 Basic Module Chapter 3 Hardware Description 3 1 Microprocessor The CEM841 supports Intel Celeron J1900 N2807 processors which enable your system to operate under Windows 7 Windows 8 and Linux environments The system performance depends on the microprocessor You must install the heatsink or cooler carefully and properly to prevent damage 3 2 BIOS The CEM841 uses AMI Plug and Play BIOS with a single 64Mbit SPI Flash 3 3 System Memory The CEM841 supports two 204 pin DDR3L SO DIMM sockets for maximum memory capacity up to 8GB DDR3L SDRAMs
31. ith precautions E Do not remove modules or integrated circuits from their anti static packaging until you are ready to install them SI Before holding the module or integrated circuit touch an unpainted portion of the system unit chassis for a few seconds It discharges static electricity from your body m Wear a wrist grounding strap available from most electronic component stores when handling modules and components Trademarks Acknowledgments Axiomtek is a trademark of Axiomtek Co Ltd Windows is a trademark of Microsoft Corporation AMI is a trademark of American Megatrend Inc IBM PC AT PS 2 VGA are trademarks of International Business Machines Corporation Intel Celeron are trademarks of Intel Corporation Other brand names and trademarks are the properties and registered brands of their respective owners T able of Contents DIS aaa sata aia au ai ii ERE ii ESD Preca li O Sia nea en SP na AA AA tale toat ata iii Chapter 1 lntroductigan sssssssssssssssssssssssssssssssssssssssssss f MEE PAS ee 1 122 SPDECIICAIONS 2 1 3 Utlities Supported oaia incita ial iata tal tt i 3 Chapter 2 Module and Pin Assignments 5 2 1 Module Dimensions and Fixing Holes 5 2 2 Mod le eT ua iiie acetat oou ie abia at 506510053081 dlui e dal iti d ata daia 7 2 3 Installing HealslIK kaa cose deno d
32. lel Port LPT LPTE Device Settings I0 378h IRQ 5 Parallel Port Disabled Enabled gt Select Screen Tl Select Item Enter Select Change Opt Fl General Help F2 Previous Values F3 Optimized Defaults F4 Save amp Exit ESC Exit Version 2 16 1242 Copyright C 2013 American Megatrends Inc Parallel Port Enable or disable parallel port LPT The optimal setting for base I O address is 378h and for interrupt request line is IRQ5 e Hardware Monitor This screen is for hardware health status monitoring Aptio Setup Utility Copyright C 2013 American Megatrends Inc Advanced Pc Health Status CPU temperaturel 449 0 C System temperature4 439 C VCORE 40 764 V 12V 12 246 V VGFX 40 844 V gt Select Screen Tl Select Item Enter Select Change Opt Fl General Help F2 Previous Values F3 Optimized Defaults F4 Save amp Exit ESC Exit Version 2 16 1242 Copyright C 2013 American Megatrends Inc This screen displays the temperature of system and CPU system voltages VCORE 12V and VGFX AMI BIOS Setup Utility 29 CEM841 COM Express Type 2 Basic Module e CPU Configuration This screen shows the CPU Configuration and you can change the value of the selected option Aptio Setup Utility Copyright C 2013 American Megatrends Inc Socket 0 CPU Information version 2 16 1242 Copyright C 2013 American Megatrends Inc Socket 0 CP
33. nconditionally Enabled Select Screen Tl Select Item Enter Select Change Opt Fl General Help F2 Previous Values F3 Optimized Defaults F4 Save amp Exit ESC Exit Version 2 16 1242 Copyright C 2013 American Meg AMI BIOS Setup Utility 37 CEM841 COM Express Type 2 Basic Module e South Bridge Audio Controller Aptio Setup Utility Copyright C 2013 American Megatrends Inc Ch 1 t Audio Controller Enabled gt USB Configuration Audio Controller Disabled Enabled Version 2 16 1242 Copyright C 2013 American Megatrends Inc Audio Controller Control detection of the HD Audio device Disabled Azalia will be unconditionally disabled Enabled Azalia will be unconditionally enabled 38 AMI BIOS Setup Utility CEM841 COM Express Type 2 Basic Module e South Bridge USB Configuration Aptio Setup Utility Copyright C 2013 American Megatrends Inc Chipset USB Configuration OS Selection XHCI Mode Smart Auto USB 2 0 EHCI Support Disabled Select Screen Tl Select Item Enter Select Change Opt Fl General Help F2 Previous Values F3 Optimized Defaults F4 Save amp Exit ESC Exit Version 2 16 1242 Copyright C 2013 American Megatrends Inc OS Selection Use this item to select Windows 8 x or Windows 7 operating system to control XHCI mode default operating mode Please use USB 2 0 port 0 3 on COM Express connector raw A
34. p F2 Previous Values F3 Optimized Defaults F4 Save amp Exit ESC Exit Version 2 16 1242 Copyright C 2013 American Megatrends Inc Storage Select the execution of UEFI or Legacy storage option ROM Default is Legacy mode Aptio Setup Utility Copyright C 2013 American Megatrends Inc Advanced Compatibility Support Module Configuration Controls the execution of UEFI and Legacy Video OpROM CSM Support Enabled Boot option filter UEFI and Legacy Option ROM execution Storage Legacy Other PCI devices Video Do not launch UEFI se Select Screen Legacy T1 Select Item Enter Select Change Opt Fl General Help F2 Previous Values F3 Optimized Defaults F4 Save amp Exit ESC Exit version 2 16 1242 Copyright C 2013 American Megatrends Inc Video Select the execution of UEFI or Legacy video option ROM Default is Legacy mode AMI BIOS Setup Utility 33 CEM841 COM Express Type 2 Basic Module Aptio Setup Utility Copyright C 2013 American Megatrends Inc Advanced Compatibility Support Module Configuration Determines OpROM execution policy for devices other than CSM Support Enabled Network Storage or Video Boot option filter UEFI and Legacy Option ROM execution Storage Legacy Video Other PCI devices UEFI Legacy Select Screen Tl Select Item Enter Select Change Opt Fl General Help F2 Previous Values F3 Optimized Defaults
35. press C D connector m Four PCI Express x1 or three PCI Express x1 while internal LAN is connected routed through COM Express A B connector e USB Interface m Eight USB ports comply with USB Spec Rev 2 0 Le USB 2 0 port 4 7 do not support wake up function Note e SATA Interface m One SATA 300 and one PATA 100 ports supported through COM Express connector e Graphics E Integrated in processor HD graphics Gen 7 m CRIT interface supports up to 1920x1200 m 18 24 bit dual channel LVDS interface e Ethernet m One 1000 100 10 Base T provided by Intel 1210AT with integrated boot ROM e Audio B Intel High Definition Audio interface e Power Management m ACPI Advanced Configuration and Power Interface e Form Factor E Basic module 125mm x 95mm 2 Introduction CEM841 COM Express Type 2 Basic Module 1 3 Utilities Supported Chipset driver Graphics driver Ethernet utility and driver Trusted execution engine oideband fabric device USB 3 0 driver 2 All specifications and images are subject to change without notice Note Introduction 3 CEM841 COM Express Type 2 Basic Module This page is intentionally left blank 4 Introduction CEM841 COM Express Type 2 Basic Module Chapter 2 Module and Pin Assignments 2 1 Module Dimensions and Fixing Holes O an 95 91 7 SN al C ddp c Oo 5 46 18 Top View Module and Pin Assignments 5 CEM841 COM Express
36. rican Megatrends Inc e Save Changes and Exit When you have completed the system configuration changes select this option to leave Setup and continue to boot to operating system Select Save Changes and Exit from the Save amp Exit menu and press Enter Select Yes to save changes and exit e Discard Changes and Exit Select this option to quit Setup without making any permanent changes to the system configuration and continue to boot to operating system Select Discard Changes and Exit from the Save amp Exit menu and press Enter Select Yes to discard changes and exit e Save Changes and Reset When you have completed the system configuration changes select this option to leave Setup and reboot the computer so the new system configuration parameters can take effect Select Save Changes and Reset from the Save amp Exit menu and press Enter Select Yes to save changes and reset e Discard Changes and Reset Select this option to quit Setup without making any permanent changes to the system configuration and reboot the computer Select Discard Changes and Reset from the Save amp Exit menu and press Enter Select Yes to discard changes and reset e Save Changes When you have completed the system configuration changes select this option to save changes Select Save Changes from the Save amp Exit menu and press Enter Select Yes to save changes 42 AMI BIOS Setup Utility CEM841 COM Express Type 2 Basic Module
37. rmal interface for cooling solutions 3 Before installing the heatspreader to the CPU module please apply thermal grease on the CPU die This CPU module has four assembly holes for installing heatspreader plate Use the four screws to secure the heatspreader plate to the CEM841 Be careful not to over tighten the screws Then apply thermal grease at the bottom of heatsink and secure the heatsink on the heatspreader by another four screws Module and Pin Assignments 9 CEM841 COM Express Type 2 Basic Module 2 4 Switch Settings Properly configure switch settings on the CEM841 to meet your application purpose Below you can find a summary table of all switches and onboard default settings Once the default switch setting needs to be changed please do it under power off condition Note Switch Description Cid Setting Auto POWEL On SW1 1 OFF Default Disable SW1 Restore BIOS Optimal as SW1 2 OFF Default Normal Operation swe PATA gauge Setting SW2 2 OFF Default Disable 2 4 1 Auto Power On and Restore BIOS Optimal Defaults SW1 If dipl of SW1 SW1 1 is set to ON position the system will be automatically power on without pressing soft power button If this jumper is set to OFF position it is necessary to manually press soft power button to power on the system The dip2 of SW1 SW 11 2 is for restoring BIOS default status Flip SW1 2 to ON position for a few seconds then flip it back to OFF position
38. rrupt request IRQ gli ISA 000000000 00 System timer EEE ISA 0x00000001 01 Standard P5 2 Keyboard m NG ISA 0x00000003 03 Communications Port COM2 19 154 000000004 04 Communications Port COMI nd JE TSA Qx00000008 08 High precision event timer PA SA 0x0000000C 12 Microsoft P5 2 Mouse Mi ISA 0x00000051 81 Microsoft ACPI Compliant System pod j L ISA 0x00000052 82 Microsoft ACPI Compliant System sd Ba 15A 0000000053 83 Microsoft ACPI Compliant System m jE TSA 0x00000054 84 Microsoft ACPI Compliant System Nu jE TSA 0x00000055 85 Microsoft ACPI Compliant System ml jE TSA 000000056 86 Microsoft ACPI Compliant System ba sia ISA 0x00000057 87 Microsoft ACPI Compliant System lll ISA 0x00000058 88 Microsoft ACPI Compliant System jE TSA 0x00000059 89 Microsoft ACPI Compliant System d JE 154 0x00000054 90 Microsoft ACPI Compliant System Ha JE 15A Ox0000005B6 91 Microsoft ACPI Compliant System 2 nd a E USA 000000050 92 Microsoft ACPI Compliant System aid js 15A 0x0000005D 93 Microsoft ACPI Compliant System al JE 154 0x0000005E 94 Microsoft ACPI Compliant System E jE TSA Ox0000005F 85 Microsoft ACPI Compliant System AEE TSA 000000060 96 Microsoft ACPI Compliant System AEE ISA 000000061 97 Microsoft ACPI Compliant System Ml ISA 0x00000062 98 Microsoft ACPI Compliant System Ba 154 0000000063 99 Microsoft ACPI Compliant
39. sources E 0000000000000063 0000000000000063 Motherboard resources A 0000000000000064 0000000000000064 Standard P5 2 Keyboard wd jE 0000000000000065 0000000000000065 Motherboard resources i 0000000000000067 0000000000000067 Motherboard resources 4 8 0000000000000070 0000000000000077 System CMOS real time clock ag Ei 000000000000070 0000000000000070 Motherboard resources a 4 ila 0000000000000078 Q000000000000CF7 PCI bus L8 0000000000000080 000000000000008F Motherboard resources m 0000000000000092 0000000000000092 Motherboard resources E Ba 0000000000000040 0000000000000041 Programmable interrupt controller weed jE 0000000000000044 00000000000000A5 Programmable interrupt controller A 0000000000000048 0000000000000049 Programmable interrupt controller sd a D0000000000000AT D0000000000000AD Programmable interrupt controller Em 0000000000000060 00000000000000B1 Programmable interrupt controller a sa 0000000000000062 0000000000000063 Motherboard resources ved i 00000000000000B4 0000000000000065 Programmable interrupt controller ig nai 00000000000000B3 jae pai controller moo jE 0000000000000400 000000000000047F Motherboard resources A 0000000000000400 00000000000004D1 Programmable interrupt controller JE 0000000000000500 00000000000005FE Motherboard resources odd jE 000000000000680 000000000000069F Motherboard resources m 0000000000000
40. tion Aptio Setup Utility Copyright C 2013 American Megatrends Inc Advanced Serial Port 1 Configuration Device Settings IO 3F8h IRQ 4 Serial Port Disabled Enabled Enable or Disable Serial Port COM Select Screen Tl Select Item Enter Select Change Opt Fl General Help F2 Previous Values F3 Optimized Defaults F4 Save amp Exit ESC Exit Version 2 16 1242 Copyright C 2013 American Megatrends Inc Serial Port Enable or disable serial port 1 The optimal setting for base I O address is 3F8h and for interrupt request line is IRQ4 e Serial Port 2 Configuration Aptio Setup Utility Copyright C 2013 American Megatrends Inc Advanced Serial Port 2 Configuration Device Settings IO 2F8h IRQ 3 Serial Port Disabled Enabled Enable or Disable Serial Port COM Select Screen T1 Select Item Enter Select Change Opt Fl General Help F2 Previous Values F3 Optimized Defaults F4 Save amp Exit ESC Exit Version 2 16 1242 Copyright C 2013 American Megatrends Inc Serial Port Enable or disable serial port 2 The optimal setting for base I O address is 2F8h and for interrupt request line is IRQ3 28 AMI BIOS Setup Utility CEM841 COM Express Type 2 Basic Module e Parallel Port Configuration Aptio Setup Utility Copyright C 2013 American Megatrends Inc Advanced Parallel Port Configuration Enable or Disable Paral
41. too fast delay for IO outp SM STATUS 02 clear interrupt status read smbus UCHAR xAddr UCHAR xReg xch xch2 while 1 if C check smbus busy 0 break outp SM REG XReg xdelay because the CPU too fast delay for IO outp SM ADDR xAddr 41 xdelay because the CPU too fast delay for IO outp SM CMD SM byteAccess xdelay because the CPU too fast delay for IO while 1 if C check smbus busy 0 break xch 1np SM DATA xdelay because the CPU too fast delay for IO outp SM STATUS 2 clear interrupt status return xch check smbus busy void UCHAR xch xch 1Np SM STATUS if xch amp 0x02 outp SM STATUS 2 clear interrupt status if xch amp 0x02 return 1 if C xch amp 0x01 return 1 return 0 iale Au int XX1 XXJ XXk 0 for xx120 xxi 0Ox1000 xxi 1 for xxj240 xxj lt 0x100 xxj4 1 XXk j Watchdog Timer and GPIO 51
42. ty Select File lt AX1omtek gt 7 Nowyoucan see the BIOS ROM file on the screen press Enter to select Aptio Setup Utility Copyright C 2013 American Megatrends Inc Advanced Utility Configuration BIOS Flash Utility Select File lt gt CEM841X 007 8 Select Start to flash system BIOS option to begin updating procedure Aptio Setup Utility Copyright C 2013 American Megatrends Inc Advanced Utility Configuration BIOS Flash Utility BIOS Flash Utility Return to BIOS Setup Menu Start to flash system BIOS 46 BIOS Flash Utility CEM841 COM Express Type 2 Basic Module Please wait while BIOS completes the entire flash update process erase data write new data and verify data o Setup Utility Copyright C 2013 American Megatrend ion BIOS Fl Flash Update Progress Erase data 13 o Setup Utility Copyright C 2013 American Megatrend ion BIOS Fl Flash Update Progress Write new data 496 o Setup Utility Copyright C 2013 American Megatrend ion BIOS Fl Flash Update Progress verify data 10 10 When you see the following figure press lt Enter gt to finish the update process After that the system will shut down and restart immediately Aptio Setup Utility Copyright C 2013 American Megatrends Inc Advanced Utility Configuration BIOS Flash Utility Flash Update Progress Flash system BIO
43. urn on the computer and press the Del key immediately 2 After you press the Del key the main BIOS setup menu displays You can access the other setup screens from the main BIOS setup menu such as the Advanced and Chipset menus If your computer cannot boot after making and saving system changes with BIOS setup you can restore BIOS optimal defaults by setting SW1 2 see section 2 4 1 Note It is strongly recommended that you should avoid changing the chipset s defaults Both AMI and your system manufacturer have carefully set up these defaults that provide the best performance and reliability 4 2 Navigation Keys The BIOS setup utility uses a key based navigation system called hot keys Most of the BIOS setup utility hot keys can be used at any time during the setup navigation process These keys include F1 F2 Enter lt ESC gt Arrow keys and so on IZ Some of the navigation keys differ from one screen to another Note AMI BIOS Setup Utility 21 CEM841 COM Express Type 2 Basic Module gt Left Right The Left and Right lt Arrow gt keys allow you to select a setup screen Up Down The Up and Down lt Arrow gt keys allow you to select a setup screen or sub screen The Plus and Minus Arrow keys allow you to change the field value of a Plus Minus particular setup item The Tab key allows you to select setup fields p The F1 key allows you to display the General Help

User Manual

Contents

Download Pdf Manuals

Related Search

Related Contents