User Manual
Contents
1. 9 2 5 CONNECTION eT P 10 2 5 1 COM Express Connector SJ 10 Chapter 3 Hardware Description 13 3 1 MICFODFOCESSOP em E 13 3 2 BIOS iua edax dca a EGMR Fed Ua REG 13 3 37 System MENN rns 13 3 4 WO Port Address Map sn 14 3 5 Interrupt Controller IRQ Map eeeeeeeeeees 16 3 6 Memory Map assist 19 Chapter 4 AMI BIOS Setup Utility 21 4 Starting acc t cta de E Deb AN Fe RV a 21 42 Navigation Key S lt iau iau sans RHAN CYRN CHAN CYRN ak E CYRN ex ya Ch da ana 21 4 3 Main Menu 23 4 4 Advanced MENU m 24 v Chipset TTT 30 4 6 Security MENU asna resserrer eenn 33 AT BOL imeem cT 34 48 Save amp Exil M na 35 iv Appendix A Watchdog Timer 37 A 1 About Watchdog Timer eeeeeeeeeeeeeeeeneneenn enne 37 A 2 How to Use Watchdog Timer eere 37 Appendix B Digital 1 O OD Bil About Digital WO Gi ieu Fo YN GoL CND YO AED wu ngen COR Dw DRA Na gO od 39 B 2 How to Use Digital UO sssssssseeeeeeesssssseeeeeeeesssssnerreeeessnnnr resen 39 This page is intentionally left blank vi CEM840 COM Express Type 10 Mini Module Chapter 1 Introduction The CEM840 is a new COM Express Type 10 Mini Mod2. Module and Pin Assignments 9 CEM840 COM Express Type 10 Mini Module 2 5 Connector Signals go to the other parts of the system through connector Loose or improper connection might cause problems please make sure the COM Express connector is properly and firmly connected SJ1 COM Express Connector 2 5 1 COM Express Connector SJ1 The following table shows pin assignments of the 220 pin COM Express connector B110 B1 A110 SJ1 A1 10 Module and Pin Assignments CEM840 COM Express M Type 10 Mini Module Pin Signal T Pin Signal Pin Signal Pin Signal M E PC ADO PC AD fann m zT a a5 T gt gt gt gt gt gt gt 3 2 Dla o u S Z Z x ss 5 o R co cuo ws feo N Bo PC CL ais 11 EIE B11 GND FIXED B66 GBEO MD WRETNA B67 a An m p60 i A16 An An An An T B AT m NE An Dr Am AS uo aoma soour fes NC m POEGKRE se ne GND FIXED NG NC NC VOC 475200 VOC 47520V VOC 47520V VOC ATS 20V VOC 475200 VOC 47520V m x gt gt lR gt on Module and Pin Assignments 11 CEM840 COM Express Type 10 Mini Module This page is intentionally left blank 12 Module and Pin Assignments CEM840 COM Express Type 10 Mini Module Chapter 3 Hardware Description 3 1 Microprocessor The CEM840 supports Intel Atom E3845 E3827 E3815 processors which enables your system to operate
3. X AXIOMTEK CEM840 Intel Atom E3845 E3827 E3815 Processors COM Express Type 10 Mini Module User s Manual 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 2014 Axiomtek Co Ltd All Rights Reserved November 2014 Version A1 Printed in Taiwan ESD Precautions Computer boards have integrated circuits sensitive to static electricity To prevent chipsets from electrostatic discharge damage ple
4. and GPOO 3 In default all pins are pulled high with 3 3V level according to main power The BIOS default settings are 4 input pins set to high level and 4 output pins set to low level B 2 How to Use Digital I O Digital Input Start 4 Enable configuration Y Select GPIO device Y Read GPI status Digital Output Start i Enable configuration Y Select GPIO device 4 Set GPO status Digital LO O 2E 87 O 2E 87 O 2E 07 O 2F 06 O 2E C2 1 2F O 2E 87 O 2E 87 O 2E 07 O 2F 06 O 2E C1 O 2F FO CEM840 COM Express Type 10 Mini Module Set GPO 4 bits status F All GPO 4 bits are set to high level Appendix B Digital I O 39
5. 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 CEM840 uses AMI Plug and Play BIOS with a single 16Mbit SPI Flash 3 3 System Memory The CEM840 supports onboard DDR3L memory with maximum capacity up to 4GB Hardware Description 13 CEM840 COM Express Type 10 Mini Module 3 4 I O Port Address Map The Intel Atom E3845 E3827 E3815 processors communicate via I O ports Total 1KB port addresses are available for assigning to other devices via I O expansion cards The I O port addresses with CEB94008 baseboard under Windows 7 are as follows 4 M Input output IO Mi 00000000 0000006F PCI bus Ei 00000020 00000021 Programmable interrupt controller 00000024 00000025 Programmable interrupt controller 00000028 00000029 Programmable interrupt controller 0000002C 0000002D Programmable interrupt controller 0000002E 0000002F Motherboard resources 00000030 00000031 Programmable interrupt controller 00000034 00000035 Programmable interrupt controller 00000038 00000039 Programmable interrupt controller E 0000003C 0000003D Programmable interrupt controller E 00000040 00000043 System timer 0000004E 0000004F Motherboard resources 00000050 00000053 System timer 4 00000061 00000061 Motherboard resources 00
6. 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 Hardware Monitor gt CPU Configuration IDE Configuration For items marked with gt please press Enter for more options Aptio Setup Utility Copyright C 2013 American Megatrends Inc Main ce Chipset Security Boot Save amp Exit Launch PXE OpROM Disable Version 2 16 1242 Copyright C 2013 American Megatrends Inc 24 AMI BIOS Setup Utility CEM840 COM Express Type 10 Mini Module Aptio Setup utility Copyright C 2013 American Megatrends Inc Main lvanced Chipset Security Boot Save amp Exit Launch PXE OpROM Disable Launch PXE l Launch PXE OpROM Disable Enable Version 2 16 1242 Copyright C 2013 American Megatrends Inc Launch PXE OpROM Enable or disable the Preboot eXecution Environment PXE boot ROM function of the LAN chip when the system boots up AMI BIOS Setup Utility 25 CEM840 COM Express Type 10 Mini Module e ACPI Settings You can use this screen to select options for the ACPI configuration and change the value 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 R
7. 000063 00000063 Motherboard resources 00000065 00000065 Motherboard resources 00000067 00000067 Motherboard resources Ei 00000070 00000070 Motherboard resources Mi 00000070 00000077 System CMOS real time clock Ei 00000078 00000CF7 PCI bus K 00000080 0000008F Motherboard resources K 00000092 00000092 Motherboard resources 000000A0 000000A1 Programmable interrupt controller X 000000A4 000000A5 Programmable interrupt controller JE 000000A8 000000A9 Programmable interrupt controller RS 000000AC 000000AD Programmable interrupt controller Ei 000000BO 000000B1 Programmable interrupt controller J 000000B2 000000B3 Motherboard resources 14 Hardware Description CEM840 COM Express Type 10 Mini Module Wi 000000B4 000000B5 Programmable interrupt controller J 000000B8 000000B9 Programmable interrupt controller ql 000000BC 000000BD Programmable interrupt controller n 00000240 00000247 Communications Port COM1 755 00000248 0000024F Communications Port COM2 725 00000250 00000257 Communications Port COM3 ud 00000258 0000025F Communications Port COM4 Ad 00000260 00000267 Communications Port COM5 y 00000268 0000026F Communications Port COM6 A 000003B0 000003BB Intel R Atom TM Processor E3800 Series Intel R Celeron R Processor N2920 J1900 000003C0 000003DF Intel R Atom TM Processor E
8. 3800 Series Intel R Celeron R Processor N2920 J1900 I 00000400 0000047F Motherboard resources J 000004D0 000004D1 Programmable interrupt controller J 00000500 000005FE Motherboard resources Wi 00000600 0000061F Motherboard resources 14 00000680 0000069F Motherboard resources yd 00000A00 00000A0F Motherboard resources zi 00000A10 00000A1F Motherboard resources Wi 00000B00 00000BOF Motherboard resources J 00000D00 0000FFFF PCI bus Wi 0000C000 0000CFFF Intel R Atom TM Celeron R Pentium R Processor PCI Express Root Port 4 OF4E J 0000D000 0000DFFF Intel R Atom TM Celeron R Pentium R Processor PCI Express Root Port 3 0F4C zi 0000E000 0000EO1F Intel R Atom TM Celeron R Pentium R Processor Platform Control Unit SMBus Port 0F12 cag 0000E020 0000E03F Intel R Atom TM Celeron R Pentium R Processor AHCI 0F23 cg 0000E040 0000E043 Intel R Atom TM Celeron R Pentium R Processor AHCI 0F23 lt a 0000E050 0000E057 Intel R Atom TM Celeron R Pentium R Processor AHCI 0F23 cg 0000E060 0000E063 Intel R Atom TM Celeron R Pentium R Processor AHCI 0F23 lt a 0000E070 0000E077 Intel R Atom TM Celeron R Pentium R Processor AHCI 0F23 a R 0000E080 0000E087 Intel R Atom TM Processor E3800 Series Intel R Celeron R Processor N2920 J1900 Hardware Description 15 CEM840 COM Express Type 10
9. 99 Microsoft ACPI Compliant System gli ISA 0x00000064 100 Microsoft ACPI Compliant System gli ISA 0x00000065 101 Microsoft ACPI Compliant System gli ISA 0x00000066 102 Microsoft ACPI Compliant System Mi ISA 0x00000067 103 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 Mi ISA 0x0000006E 110 Microsoft ACPI Compliant System gl ISA 0x0000006F 111 Microsoft ACPI Compliant System Mi ISA 0x00000070 112 Microsoft ACPI Compliant System Mi ISA 0x00000071 113 Microsoft ACPI Compliant System J ISA 0x00000072 114 Microsoft ACPI Compliant System J ISA 0x00000073 115 Microsoft ACPI Compliant System J ISA 0x00000074 116 Microsoft ACPI Compliant System Jm ISA 0x00000075 117 Microsoft ACPI Compliant System 16 Hardware Description 4l ISA 0x00000077 119 4 ISA 000000078 120 jE ISA 000000079 121 jE ISA 0x0000007A 122 jE ISA 0x0000007B 123 4l ISA 0x0000007C 124 4i ISA 0x0000007D 125 4 ISA 0x0000007E 126 jE ISA 0x0000007F 127 gE ISA 000000080 128 gE ISA 000000081 129 jE ISA 000000082 130 4 ISA 000000083 131 jE ISA 0x00000084 132 jE ISA 0x00000085 133 4 I
10. AM 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 CEM840 COM Express Type 10 Mini Module e Hardware Monitor This screen is for fan speed control and hardware health status monitoring Aptio Setup Utility Copyright C 2013 American Megatrends Inc Fan speed control Version 2 16 1242 Copyright C 2013 American Megatrends Inc This screen displays the temperature of system and CPU cooling fan speed in RPM and VBAT voltage Fan Speed Control This item is for adjusting fan speed AMI BIOS Setup Utility 27 CEM840 COM Express Type 10 Mini Module 28 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 gt Socket 0 CPU Information Version 2 16 1242 Copyright C 2013 American Megatrends Inc Socket 0 CPU Information Show socket 0 CPU information Active Processor Cores Select the number of processor cores to be active Intel Virtualization Technology Enable or disable Intel Virtualization Technology When enabled a VMM can utilize the additional hard
11. B 2 0 port 4 7 do not support wake up function Note e SATA Interface m Two SATA 3Gb s ports supported through COM Express connector e Graphics Integrated in processor HD graphics Gen 7 m 18 24 bit single channel LVDS interface wm One DDI port support HDMI DVI DisplayPort e Ethernet 7 One 1000 100 10 Base T provided by Intel i2101T with integrated boot ROM e HD Audio Interface m Intel High Definition Audio e Hardware Monitoring m Detect CPU system temperature voltage and fan speed e Watchdog Timer m 1 255 seconds or minutes up to 255 levels e Power Management m ACPI Advanced Configuration and Power Interface e Form Factor Mini module 84mm x 55mm 2 Introduction CEM840 COM Express Type 10 Mini Module 1 3 Utilities Supported Chipset driver Graphics driver Ethernet driver USB 3 0 XHCI driver only for Windows 7 Trusted Execution Engine only for Windows 8 Sideband Fabric Device only for Windows 8 IZ All specifications and images are subject to change without notice Note Introduction 3 CEM840 COM Express Type 10 Mini Module This page is intentionally left blank 4 Introduction CEM840 COM Express Type 10 Mini Module Chapter 2 Module and Pin Assignments 2 1 Module Dimensions and Fixing Holes Top View Module and Pin Assignments 5 CEM840 COM Express Type 10 Mini Module Bottom View 6 Module and Pin Assignments CEM840 COM Expres
12. EE ISA 000000048 168 4i ISA 0000000049 169 li ISA 0x000000AA 170 ISA 000000048 171 all ISA 0x000000AC 172 4 ISA 0x000000AD 173 i PCI 0x00000003 03 sd PCI 0x0000000A 10 li PCI 0x00000010 16 4 PCI 000000011 17 4 PCI 000000012 18 Gg PCI 000000013 19 4 PCI 0x00000013 19 Mil PCI 0x00000016 22 amp PCI 0xFFFFFFFI 15 amp PCI OxFFFFFFF2 14 amp PCI OxFFFFFFF3 13 S PCI OxFFFFFFF4 12 KP PCI OxFFFFFFFS 11 amp PCI OxFFFFFFF6 10 S PCI OxFFFFFFF7 9 amp PCI OxFFFFFFFS 8 S PCI 0xFFFFFFFO 7 amp PCI OxFFFFFFFA 6 amp PCI OxFFFFFFFB 5 S PCI OxFFFFFFFC 4 PCI OxFFFFFFFD 3 i R lt PCI OxFFFFFFFE 2 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 Micros
13. Mini Module 3 5 Interrupt Controller IRQ Map The interrupt controller IRQ mapping list with CEB94008 baseboard under Windows 7 is shown as follows 4 M Interrupt request IRO i System timer Communications Port COM1 Communications Port COM2 Communications Port COM3 Communications Port COM4 Communications Port COM5 Communications Port COM6 I High precision event timer J ISA 0x00000051 81 Microsoft ACPI Compliant System J ISA 0x00000052 82 Microsoft ACPI Compliant System J ISA 0x00000053 83 Microsoft ACPI Compliant System Mi ISA 0x00000054 84 Microsoft ACPI Compliant System 4M ISA 0x00000055 85 Microsoft ACPI Compliant System gl ISA 0x00000056 86 Microsoft ACPI Compliant System Mi ISA 0x00000057 87 Microsoft ACPI Compliant System gli ISA 0x00000058 88 Microsoft ACPI Compliant System gli ISA 0x00000059 89 Microsoft ACPI Compliant System gl ISA 0x0000005A 90 Microsoft ACPI Compliant System JE ISA 0x0000005B 91 Microsoft ACPI Compliant System gl ISA 0x0000005C 92 Microsoft ACPI Compliant System J ISA 0x0000005D 93 Microsoft ACPI Compliant System gd ISA 0x0000005E 94 Microsoft ACPI Compliant System gli ISA 0x0000005F 95 Microsoft ACPI Compliant System gli ISA 0x00000060 96 Microsoft ACPI Compliant System Mi ISA 0x00000061 97 Microsoft ACPI Compliant System gli ISA 0x00000062 98 Microsoft ACPI Compliant System Mi ISA 0x00000063
14. SA 000000086 134 4i ISA 0x00000087 135 4 ISA 000000088 136 gE ISA 000000089 137 4i ISA 0x0000008A 138 4i ISA 0x0000008B 139 4M ISA 0x0000008C 140 jE ISA 0x0000008D 141 jE ISA 0x0000008E 142 4l ISA 0x0000008F 143 4M ISA 000000090 144 4M ISA 000000091 145 4 ISA 000000092 146 JE ISA 000000093 147 gE ISA 000000094 148 4M ISA 000000095 149 4 ISA 000000096 150 jE ISA 000000097 151 jE ISA 0x00000098 152 4l ISA 0x00000099 153 4 ISA 000000094 154 4 ISA 0x0000009B 155 gE ISA 0x0000009C 156 4l ISA 0x0000009D 157 4 ISA 0x0000009E 158 4l ISA 0x0000009F 159 qE ISA 0x000000A0 160 jE ISA 0x000000A1 161 4i ISA 0x000000A2 162 4 ISA 0x000000A3 163 4M ISA 0x00000044 164 Hardware Description CEM840 COM Express Type 10 Mini 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 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 Mi
15. ase take care of the following jobs with precautions Do not remove boards or integrated circuits from their anti static packaging until you are ready to install them Before holding the board 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 boards 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 is a trademark of Intel Corporation Other brand names and trademarks are the properties and registered brands of their respective owners Table of Contents DISCIAIMG S HEH HD ii ESD Precaulions ee eu y E dd dnd do iii Chapter 1 lIntroduction 2 1 ded GAS sagn 1 4 2 Specificati N Ss 2 1 3 Utilities Supported scn ress WYN WW WYNN gee 3 Chapter 2 Module and Pin Assignments 5 2 1 Module Dimensions and Fixing Holes 5 2 2 Module E3yOl ln 7 2 3 Installing HE Kt nr 8 2 4 SWITCH SENS na UON ER ne Puro a tU n CL DH Rea a aia deua 9 2 4 1 Auto Power On and Restore BIOS Optimal Defaults SWh1
16. assembly holes for installing heatspreader plate Use the four screws to secure the heatspreader plate to the CEM840 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 CEM840 COM Express Type 10 Mini Module 2 4 Switch Settings Properly configure switch settings on the CEM840 to meet your application purpose Below you can find a summary table of switch and onboard default setting Once the default switch setting needs to be changed please do it under power off condition Note Switch T Description id Setting Auto Power On W 1 1 ON Default Disable SW1 Restore BIOS Optimal Defaults SW1 2 OFF Default Normal Operation 2 4 1 Auto Power On and Restore BIOS Optimal Defaults SW1 If dip1 of SW1 SW1 1 is enabled for power input the system will be automatically power on without pressing soft power button If this jumper is disabled for power input it is necessary to manually press soft power button to power on the system The dip2 of SW1 SW1 2 is for restoring BIOS default status Flip SW1 2 to ON position for a few seconds then flip it back to OFF position Doing this procedure can restore BIOS optimal defaults Disable auto power on Default SW1 1 ON Enable auto power on SW1 1 OFF Restore BIOS optimal defaults SW1 2 ON 12 Normal operation Default SW1 2 OFF
17. crosoft 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 17 CEM840 COM Express Type 10 Mini Module 4 ISA 0x00000082 178 gE ISA 0x000000B3 179 qE ISA 0x00000084 180 Mil ISA 0x000000B5 181 1M ISA 0x000000B6 182 ad ISA 0x00000087 183 gM ISA 0x000000B8 184 JE ISA 0x000000B9 185 JE ISA 0x000000BA 186 yd ISA 0x000000BB 187 gli ISA 0x000000BC 188 gM ISA 0x000000BD 189 gl ISA 0x000000BE 190 4i ISA 0000000045 165 ogi ISA 0x000000A6 166 gli ISA 0x000000A7 167 J
18. eans 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 Specify the boot device priority sequence from the available devices 34 AMI BIOS Setup Utility CEM840 COM Express Type 10 Mini 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 AW L7 To CT lt lt as Ai 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 se Select Screen l Select Item Enter Select Change Opt Fl General Help F2 Previous Values F3 Optimized Defaults F4 Save amp Exit ESC Exit Boot Override Version 2 16 1242 Copyright C 2013 American Megatrends Inc e Save Changes and Exit When you have completed the system configuration changes select this option to leave Setup and return to Main Menu Select Save Changes and Exit from the Save amp Exit menu and press lt Enter gt Select Yes to save changes and exit e Discard Changes and Exit Select this option to quit Se
19. he lt Esc gt key allows you to discard any changes you have made and exit the Setup Press the lt Esc gt key to exit the setup without saving your changes The lt Enter gt key allows you to display or change the setup option listed for a particular setup item The lt Enter gt key can also allow you to display the setup sub screens 22 AMI BIOS Setup Utility CEM840 COM Express Type 10 Mini 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 and Memory Information Display BIOS and memory information System Date Time Use this option to change the system time and date Highlight System Time or System Date using the lt Arrow gt keys Enter new values through the keyboard Press the lt Tab gt key or the lt Arrow gt keys to move between fields The date must be entered in MM DD YY format The time is entered in HH MM SS format Access Level Display the access level of current user AMI BIOS Setup Utility 23 CEM840 COM Express Type 10 Mini Module 4 4 Advanced Menu The Advanced menu also allows
20. ility Copyright C 2013 American Megatrends Inc USB 2 0 EHCI Support Enabled USB 2 0 EHCI Support Enabled Disabled XHCI Mode Smart auto option will auto detect the suitable mode for device plugged USB 2 0 EHCI Support Enable and disable USB 2 0 EHCI function Windows 7 please install USB 3 0 XHCI driver in advanced After installing the In order for the USB 2 0 port 4 7 and USB 3 0 function to work properly in XHCI driver the system will auto detect the suitable mode for the plugged device Note AMI BIOS Setup Utility CEM840 COM Express Type 10 Mini Module 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 e it 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 AMI BIOS Setup Utility 33 CEM840 COM Express Type 10 Mini Module 4 7 Boot Menu The Boot menu allows users to change boot options of the system Aptio Setup Utility Copyright 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 0xFFFF m
21. lect Restore Defaults from the Save amp Exit menu and press lt Enter gt 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 lt Enter gt 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 lt Enter gt Boot Override Select boot device regardless of the current boot priority order AMI BIOS Setup Utility CEM840 COM Express Type 10 Mini Module Appendix A Watchdog Timer A 1 About Watchdog Timer After the system stops working for a while it can be auto reset by the watchdog timer The integrated watchdog timer can be set up in the system reset mode by program A 2 How to Use Watchdog Timer Start i Enable configuration O 2E 87 O 2E 87 i Select watchdog timer device O 2E 07 O 2F 07 i Enable WDT O 2E 30 O 2F 01 i Activate WDT O 2E F0 O 2F 80 i Set base timer O 2E F6 O2F0A Set reset time where A hex 10sec 4 Set timer unit second or minute O 2E F5 O2F71 Set timer unit 1 timer unit second 9 timer unit minute Watchdog Timer 37 CEM840 COM Express Type 10 Mini Module This page is intentionally left blank 38 Watchdog Timer B 1 About Digital I O The onboard GPIO digital I O has 8 bits GP10 3
22. oft ACPI Compliant System 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 0F12 Intel R Atom TM Celeron R Pentium R Processor PCI Express Intel R Atom TM Celeron R Pentium R Processor PCI Express Intel R Atom TM Celeron R Pentium R Processor PCI Express Intel R Atom TM Celeron R Pentium R Processor AHCI 0F23 Intel R Atom TM Celeron R Pentium R Processor PCI Express High Definition Audio Controller Intel R 1210 Gigabit Network Connection 2 Intel R 1210 Gigabit Network Connection 2 Intel R 1210 Gigabit Network Connection 2 Intel R 1210 Gigabit Network Connection 2 Intel R 1210 Gigabit Network Connection 2 Intel R 1210 Gigabit Network Connection 2 Intel R 1210 Gigabit Network Connection Intel R 1210 Gigabit Network Connection Intel R 1210 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 Root Port1 0F48 Root Port 2 OF4A Root Port 3 0F4C Root Port 4 OF4E Intel R Atom TM Processor E3800 Series Intel R Celeron R Processor N2920 J1900 18 Hardware Description CEM840 COM Expres
23. s Type 10 Mini Module 3 6 Memory Map The memory with CEB94008 baseboard under Windows 7 mapping list is shown as follows 4 E Memory L R 000A0000 OOOBFFFF Intel R Atom TM Processor E3800 Series Intel R Celeron R Processor N2920 J1900 ql 000A0000 000BFFFF PCI bus JM 000C0000 000DFFFF PCI bus 75 000E0000 000FFFFF PCI bus a A0000000 AFFFFFFF Intel R Atom TM Processor E3800 Series Intel R Celeron R Processor N2920 J1900 ll A0000000 FFFFFFFF PCI bus L E B0000000 BO3FFFFF Intel R Atom TM Processor E3800 Series Intel R Celeron R Processor N2920 J1900 ql 80400000 BO4FFFFF Intel R Atom TM Celeron R Pentium R Processor Trusted Execution Engine Interface 0F18 JM B0500000 BOSFFFFF Intel R Atom TM Celeron R Pentium R Processor Trusted Execution Engine Interface 0F18 L S B0600000 B067FFFF Intel R 1210 Gigabit Network Connection 2 jl B0600000 BOGFFFFF Intel R Atom TM Celeron R Pentium R Processor PCI Express Root Port 4 0F4E amp B0680000 B0683FFF Intel R 1210 Gigabit Network Connection 2 B0700000 BO77FFFF Intel R 1210 Gigabit Network Connection 785 BO700000 BO7FFFFF Intel R Atom TM Celeron R Pentium R Processor PCI Express Root Port 3 0F4C i S B0780000 B0783FFF Intel R 1210 Gigabit Network Connection 8 B0800000 BOSOFFFF Intel R USB 3 0 eXtensible Host Controller 755 B0810000 B0813FFF High Definition A
24. s Type 10 Mini Module Module Layout 2 2 ee Ot bananpunanoou KE 9 TSO OF OM n yrr TT dapnaposnapnar 906tts a CH evrDa b bdd ee ot a Top View DT cD Bottom View Module and Pin Assignments CEM840 COM Express Type 10 Mini Module 2 3 Installing Thermal Solution For thermal dissipation a thermal solution enables the CEM840 s components to dissipate heat efficiently All heat generating components are thermally conducted to the heatsink in order to avoid hot spots Below images illustrate how to install the thermal solution on CEM840 1 There is a protective plastic covering on the thermal pads This must be removed before the heatspreader can be mounted 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 thermal interface for cooling solutions Before installing the heatspreader to the CPU module please apply thermal grease on the CPU die This CPU module has four
25. s Inc Chipset IGD LCD Control Select LCD panel used by DP Device by selecting the LVDS Brightness 70 appropriate setup item LVDS Panel Type 800x600 18Bit 1024x768 18Bit 1024x768 24Bit 1280x768 18Bit 1280x800 18Bit 1280x960 18Bit e Select Screen 1366x768 18Bit l Select Item 1366x768 24Bit 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 LVDS Panel Type Select LVDS panel resolution Aptio Setup Utility Copyright C 2013 American Megatrends Inc Chipset IGD LCD Control LCD Brightness Percentage LVDS Panel Type 1024x768 24Bit Minima 30 Maximum 100 LVDS Brightness gt e Select Screen l 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 LVDS Brightness Select the brightness of LVDS panel ranging from 30 to 100 The default setting is 70 AMI BIOS Setup Utility 31 CEM840 COM Express Type 10 Mini Module 32 USB Configuration You can use this screen to select options for the USB Configuration and change the value of the selected option A description of the selected item appears on the right side of the screen Aptio Setup Ut
26. tup without making any permanent changes to the system configuration and return to Main Menu Select Discard Changes and Exit from the Save amp Exit menu and press lt Enter gt 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 lt Enter gt 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 lt Enter gt 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 lt Enter gt Select Yes to save changes AMI BIOS Setup Utility 35 CEM840 COM Express Type 10 Mini Module 36 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 lt Enter gt 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 Se
27. udio Controller I FED00000 FEDOO3FF High precision event timer L Ei FEDO1000 FEDO1FFF Motherboard resources gWil FEDO3000 FEDO3FFF Motherboard resources L Eu FED04000 FEDO4FFF Motherboard resources t FEDOS000 FEDOSFFF Motherboard resources 4889 FED1C000 FEDICFFF Motherboard resources L Wi FEEO0000 FEEFFFFF Motherboard resources L Wi FEF00000 FEFFFFFF Motherboard resources lu FF000000 FFFFFFFF Intel R 82802 Firmware Hub Device Hardware Description 19 CEM840 COM Express Type 10 Mini Module This page is intentionally left blank 20 Hardware Description CEM840 COM Express Type 10 Mini 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 Turn on the computer and press the Del key immediately After you press the lt Del gt 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
28. ule supporting Intel Atom E3845 E3827 E3815 processors It delivers outstanding system performance and supports high speed I Os like PCI Express Gen 2 at 5GT s SuperSpeed USB 3 0 at 5Gb s and SATA 300 at 3Gb s The CEM840 does fully comply with PICMG COM 0 Rev 2 1 COM Express Type 10 specification It provides 4 Lanes of PCI Express Gigabit Ethernet HD audio interface LVDS LCD and one configurable DDI for more flexible digital display options 1 1 Features Intel Atom E3845 E3827 E3815 processors Onboard DDR3L with memory capacity up to 4GB Support 4 Lanes of PCI Express Gen 2 at 5GT s Lane 4 is occupied by Intel Giga LAN 2 SATA 300 1 USB 3 0 port 8 USB 2 0 ports Introduction 1 CEM840 COM Express Type 10 Mini Module 1 2 Specifications e CPU m Intel Atom quad core E3845 1 91GHz processor Intel Atom dual core E3827 1 75GHz processor m Intel Atom single core E3815 1 46GHz processor e BIOS m American Megatrends Inc BIOS m 16Mbit SPI Flash DMI Plug and Play 7 RPL PXE Ethernet Boot ROM customized default saving features LPC free supported uses SPI type Flash memory e System Memory wm Onboard DDR3L 1333 1066MHz memory supports maximum capacity up to 4GB e Expansion Interface Four PCI Express x1 or three PCI Express x1 while internal LAN is connected e USB Interface One USB port complies with USB Spec Rev 3 0 m Eight USB ports comply with USB Spec Rev 2 0 IZ US
29. ware capabilities It allows a platform to run multiple operating systems and applications independently hence enabling a computer system to work as several virtual systems AMI BIOS Setup Utility CEM840 COM Express Type 10 Mini Module 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 SATA Mode AHCI Mode SATA Mode IDE Mode AHCI Mode Version 2 16 1242 Copyright C 2013 American Megatrends Inc SATA Mode Determine how SATA controller s operate Operation modes are IDE Mode and AHC Mode AMI BIOS Setup Utility 29 CEM840 COM Express Type 10 Mini 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 North Bridge South Bridge For items marked with please press lt Enter gt for more options Aptio Setup Utility Copyright C 2013 American Megatrends Inc Main Advanced h at Security Boot Save amp Exit K North Bridge Version 2 16 1242 Copyright C 2013 American Megatrends Inc 30 AMI BIOS Setup Utility CEM840 COM Express Type 10 Mini Module e IGD LCD Control Aptio Setup Utility Copyright C 2013 American Megatrend
30. 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 lt F1 gt lt F2 gt lt Enter gt lt ESC gt lt Arrow gt keys and so on F3 Some of the navigation keys differ from one screen to another Note AMI BIOS Setup Utility 21 CEM840 COM Express M Type 10 Mini Module gt Left Right The Left and Right Arrow keys allow you to select a setup screen i Up Down The Up and Down Arrow keys allow you to select a setup screen or sub screen The Plus and Minus lt Arrow gt keys allow you to change the field value of a Plus Minus Le a setup item Tab The lt Tab gt The lt Tab gt key allows you to select setup fields allows you to select setup fields F1 The lt F1 gt key allows you to display the General Help screen F2 The lt F2 gt key allows you to Load Previous Values The lt F3 gt key allows you to Load Optimized Defaults The lt F4 gt key allows you to save any changes you have made and exit Setup Press the lt F4 gt key to save your changes T
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