Congatec COM Express conga-B915 User Manual

Manual is about: Intel Celeron M processors with an Intel 910GMLE or 915GME chipset

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COM Express™ conga-B915

Intel

Celeron M processors with an Intel

910GMLE or 915GME chipset

User’s Guide

Revision 1.0

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Summary of COM Express conga-B915

Page 1
Com express™ conga-b915 intel ® celeron m processors with an intel ® 910gmle or 915gme chipset user’s guide revision 1.0
Page 2: Revision History
Copyright © 2008 congatec ag b915m10 2/92 revision history revision date (dd.Mm.Yy) author changes 0.1 04.04.08 gda preliminary release 1.0 02.03.10 gda official release. Corrected section 4.1.11 ‘power control’ by changing sus_s5#/ps_on to sus_s3#/ps_on. Corrected sus_s3# and sus_s5# pin descriptio...
Page 3: Preface
Copyright © 2008 congatec ag b915m10 3/92 preface this user’s guide provides information about the components, features, connectors and bios setup menus available on the conga-b915. It is one of three documents that should be referred to when designing a com express™ application. The other reference...
Page 4
Copyright © 2008 congatec ag b915m10 4/92 symbols the following symbols are used in this user’s guide: warning warnings indicate conditions that, if not observed, can cause personal injury. Caution cautions warn the user about how to prevent damage to hardware or loss of data. Note notes call attent...
Page 5
Copyright © 2008 congatec ag b915m10 5/92 copyright notice copyright © 2008, congatec ag. All rights reserved. All text, pictures and graphics are protected by copyrights. No copying is permitted without written permission from congatec ag. Some of the information found in this user’s guide has been...
Page 6
Copyright © 2008 congatec ag b915m10 6/92 warranty congatec ag makes no representation, warranty or guaranty, express or implied regarding the products except its standard form of limited warranty (“limited warranty”). Congatec ag may in its sole discretion modify its limited warranty at any time an...
Page 7
Copyright © 2008 congatec ag b915m10 7/92 the com express™ specification 1.0 defines five different pinout types. Types connector rows pci express lanes pci ide channels lan ports type 1 a-b up to 6 1 type 2 a-b c-d up to 22 32 bit 1 1 type 3 a-b c-d up to 22 32 bit 3 type 4 a-b c-d up to 32 1 1 typ...
Page 8
Copyright © 2008 congatec ag b915m10 8/92 lead-free designs (rohs) all congatec ag designs are created from lead-free components and are completely rohs compliant. Electrostatic sensitive device all congatec ag products are electrostatic sensitive devices and are packaged accordingly. Do not open or...
Page 9: Contents
Copyright © 2008 congatec ag b915m10 9/92 contents 1 specifications ........................................................................... 12 1.1 feature list .............................................................................. 12 1.2 supported operating systems .........................
Page 10
Copyright © 2008 congatec ag b915m10 10/92 8.3 interrupt request (irq) lines .................................................. 59 8.4 pci configuration space map ................................................. 61 8.5 pci interrupt routing map .........................................................
Page 11: List of Tables
Copyright © 2008 congatec ag b915m10 11/92 list of tables table 1 feature summary .................................................................... 12 table 2 signal tables terminology descriptions .................................. 37 table 3 ac’97/intel ® high definition audio link signals desc...
Page 12: Specifications
Copyright © 2008 congatec ag b915m10 12/92 specifications 1 feature list 1.1 table 1 feature summary form factor based on com express™ standard pinout type 2 (basic size 95 x 125mm) processor intel ® celeron m 600mhz with 512 kb l2 cache ulv (ultra low voltage) intel ® celeron m 373 ulv 1.0ghz, with...
Page 13
Copyright © 2008 congatec ag b915m10 13/92 supported operating systems 1.2 the conga-b915 supports the following operating systems. Microsoft • ® windows ® xp/2000 microsoft • ® windows ® xp embedded microsoft • ® windows ® ce 5.0 / 6.0 linux • qnx • mechanical dimensions 1.3 95.0 mm x 125.0 mm (3.7...
Page 14
Copyright © 2008 congatec ag b915m10 14/92 supply voltage standard power 1.4 12v dc ± 5% • the dynamic range shall not exceed the static range. Electrical characteristics 1.4.1 power supply pins on the module’s connectors limit the amount of input power. The following table provides an overview of t...
Page 15
Copyright © 2008 congatec ag b915m10 15/92 power consumption 1.5 the power consumption values listed in this document were measured under a controlled environment. The hardware used includes a conga-b915 module, conga-ceval and conga-cdebug carrier boards, crt monitor, sata drive, and usb keyboard. ...
Page 16
Copyright © 2008 congatec ag b915m10 16/92 processor information in the following power tables there is some additional information about the processors. Intel ® offers processors that are considered to be low power consuming. These processors can be identified by their voltage status. Intel uses th...
Page 17
Copyright © 2008 congatec ag b915m10 17/92 intel 1.5.2 ® celeron m 1.0ghz 512k l2 cache with 512mb memory installed conga-b915 art. No. 077587 intel ® celeron m 1.0ghz 512k l2 cache ulv 90nm layout rev. B915lx0 /bios rev. B915r004 memory size 512mb operating system windows xp professional sp2 power ...
Page 18
Copyright © 2008 congatec ag b915m10 18/92 cmos battery power consumption 1.6.1 rtc @ 20ºc voltage current integrated in the intel ® i/o controller hub 82801fbm (ich6m) 3v dc 2.49 µa the cmos battery power consumption value listed above should not be used to calculate cmos battery lifetime. You shou...
Page 19: Block Diagram
Copyright © 2008 congatec ag b915m10 19/92 block diagram 2 c-d a-b realtek gigabit ethernet rtl8111b/c hardware monitor monitoring circuitry ich6m intel 82801fbm rtc board controller atmel atmega168 watchdog fwh (bios) tpm (optional) gmch intel ® 82910gmle intel ® 82915gme cpu intel® celeron m ddr2-...
Page 20: Heatspreader
Copyright © 2008 congatec ag b915m10 20/92 heatspreader 3 an important factor for each system integration is the thermal design. The heatspreader acts as a thermal coupling device to the module. It is a 3mm thick aluminum plate. The heatspreader is thermally coupled to the cpu via a thermal gap fill...
Page 22
Copyright © 2008 congatec ag b915m10 22/92 connector subsystems rows a, b, c, d 4 the conga-b915 is connected to the carrier board via two 220-pin connectors (com express type 2 pinout) for a total of 440 pins connectivity. These connectors are broken down into four rows. The primary connector consi...
Page 23
Copyright © 2008 congatec ag b915m10 23/92 primary connector rows a and b 4.1 the following subsystems can be found on the primary connector rows a and b. Serial ata™ (sata) 4.1.1 two serial ata150 connections are provided via the intel ® 82801fbm (ich6m). Sata is an enhancement of the parallel ata ...
Page 24
Copyright © 2008 congatec ag b915m10 24/92 lpc bus 4.1.5 conga-b915 offers the lpc (low pin count) bus through the use of the intel ® 82801fbm (ich6m). There are already many devices available for this intel defined bus. The lpc bus corresponds approximately to a serialized isa bus yet with a signif...
Page 25
Copyright © 2008 congatec ag b915m10 25/92 power control 4.1.11 pwr_ok power ok from main power supply. A high value indicates that the power is good. Using this input is optional. Through the use of an internal monitor on the +12v ± 5% input voltage and/or the internal power supplies the conga-b915...
Page 26
Copyright © 2008 congatec ag b915m10 26/92 power management 4.1.12 apm 1.2 compliant. Acpi 2.0 compliant with battery support. Also supports suspend to ram (s3). Secondary connector rows c and d 4.2 the following subsystems can be found on the secondary connector rows c and d. Pci express graphics (...
Page 27: Additional Features
Copyright © 2008 congatec ag b915m10 27/92 additional features 5 watchdog 5.1 the conga-b915 is equipped with a multi stage watchdog solution that is triggered by software. The com express™ specification does not provide support for external hardware triggering of the watchdog, which means the conga...
Page 28
Copyright © 2008 congatec ag b915m10 28/92 simplified overview of bios setup data backup 5.3.1 no f1 f2 no no yes yes yes yes is cmos data in rtc valid? Store cmos data to rtc processing time for these events: maximum: 2 seconds typical: store cmos data to flash read back cmos data from flash to ver...
Page 29
Copyright © 2008 congatec ag b915m10 29/92 once the bios setup program has been entered and the settings have been changed, the user saves the settings and exits the bios setup program using the f10 key feature. After the f10 function has been evoked, the cmos data is stored in a dedicated non-volat...
Page 30: Conga Tech Notes
Copyright © 2008 congatec ag b915m10 30/92 conga tech notes 6 the conga-b915 has some technological features that require additional explanation. The following section will give the reader a better understanding of some of these features. This information will also help to gain a better understandin...
Page 31
Copyright © 2008 congatec ag b915m10 31/92 interrupt for both channels and also has the ability to share this interrupt with other devices in the system. Setting enhanced mode in the bios setup program will automatically enable native mode as native mode is a subset of enhanced mode. See section 9.4...
Page 32
Copyright © 2008 congatec ag b915m10 32/92 prevent any damage to the processor as a result of overheating. The thermtrip# signal activation is completely independent from processor activity and therefore does not produce any bus cycles. Note in order for thermtrip# to be able to automatically switch...
Page 33
Copyright © 2008 congatec ag b915m10 33/92 off interval ratio. This means that when set to 75% the clock is running 75% of the overall time and this leads to a performance decrease of approximately 25%. Thermal management 6.4 acpi is responsible for allowing the operating system to play an important...
Page 34
Copyright © 2008 congatec ag b915m10 34/92 note the end user must determine the cooling preferences for the system by using the setup nodes in the bios setup program to establish the appropriate trip points. If passive cooling is activated and the processor temperature is above the trip point the pr...
Page 35
Copyright © 2008 congatec ag b915m10 35/92 the following table lists the “wake events” that resume the system from both s1 or s3 unless otherwise stated in the “conditions/remarks” column: wake event conditions/remarks power button wakes unconditionally from s1-s5. Onboard lan event device driver mu...
Page 36
Copyright © 2008 congatec ag b915m10 36/92 usb 2.0 ehci host controller support 6.6 the 8 usb ports are shared between an ehci host controller and the 4 uhci host controllers. Within the ehc functionality there is a port-routing logic that executes the mixing between the two different types of host ...
Page 37
Copyright © 2008 congatec ag b915m10 37/92 signal descriptions and pinout tables 7 the following section describes the signals found on com express™ type ii connectors used for congatec ag modules. Table 2 describes the terminology used in this section for the signal description tables. The pu/pd co...
Page 38
Copyright © 2008 congatec ag b915m10 38/92 a-b connector signal descriptions 7.1 table 3 ac’97/intel ® high definition audio link signals descriptions signal pin # description i/o pu/pd comment ac_rst# a30 ac ’97/intel ® high definition audio reset: this signal is the master hardware reset to extern...
Page 39
Copyright © 2008 congatec ag b915m10 39/92 table 4 gigabit ethernet signal descriptions gigabit ethernet pin # description i/o pu/pd comment gbe0_mdi0+ gbe0_mdi0- gbe0_mdi1+ gbe0_mdi1- gbe0_mdi2+ gbe0_mdi2- gbe0_mdi3+ gbe0_mdi3- a13 a12 a10 a9 a7 a6 a3 a2 gigabit ethernet controller 0: media depende...
Page 40
Copyright © 2008 congatec ag b915m10 40/92 information refer to section 7.5 of this user’s guide. Table 6 pci express signal descriptions (general purpose) signal pin # description i/o pu/pd comment pcie_rx0+ pcie_rx0- b68 b69 pci express channel 0, receive input differential pair. I pcie supports p...
Page 41
Copyright © 2008 congatec ag b915m10 41/92 table 8 lpc signal descriptions signal pin # description i/o pu/pd comment lpc_ad[0:3] b4-b7 lpc multiplexed address, command and data bus i/o 3.3v lpc_frame# b3 lpc frame indicates the start of an lpc cycle o 3.3v lpc_drq[0:1]# b8-b9 lpc serial dma request...
Page 42
Copyright © 2008 congatec ag b915m10 42/92 table 10 crt signal descriptions signal pin # description i/o pu/pd comment vga_red b89 red for monitor. Analog dac output, designed to drive a 37.5-ohm equivalent load. O analog pd 150r analog output vga_grn b91 green for monitor. Analog dac output, design...
Page 43
Copyright © 2008 congatec ag b915m10 43/92 table 12 tv-out signal descriptions signal pin # description i/o pu/pd comment tv_dac_a b97 tvdac channel a output supports the following: composite video: cvbs component video: chrominance (pb) analog signal s-video: not used o analog not supported tv_dac_...
Page 44
Copyright © 2008 congatec ag b915m10 44/92 table 14 general purpose i/o signal descriptions signal pin # description i/o pu/pd comment gpo[0] a93 general purpose output pins. Upon a hardware reset, these outputs should be low. O 3.3v pu 10k 3.3v gpo[1] b54 general purpose output pins. Upon a hardwar...
Page 45
Copyright © 2008 congatec ag b915m10 45/92 table 16 power and gnd signal descriptions signal pin # description i/o pu/pd comment vcc_12v a97-a99 a101-a109 b101-b109 primary power input: +12v nominal. All available vcc_12v pins on the connector(s) shall be used. P vcc_5v_sby b84-b87 standby power inp...
Page 46
Copyright © 2008 congatec ag b915m10 46/92 pin row a pin row b pin row a pin row b a20 sata0_rx- b20 sata1_rx- a75 lvds_a2+ b75 lvds_b2+ a21 gnd (fixed) b21 gnd (fixed) a76 lvds_a2- b76 lvds_b2- a22 sata2_tx+ (*) b22 sata3_tx+ (*) a77 lvds_vdd_en b77 lvds_b3+ a23 sata2_tx- (*) b23 sata3_tx- (*) a78 ...
Page 47
Copyright © 2008 congatec ag b915m10 47/92 c-d connector signal descriptions 7.3 table 18 pci signal descriptions signal pin # description i/o pu/pd comment pci_ad[0, 2, 4, 6, 8, 10, 12] pci_ad[1, 3, 5, 7] pci_ad[9, 11, 13, 15] pci_ad14 pci_ad[16, 18, 20, 22] pci_ad[17, 19] pci_ad[21, 23] pci_ad[24,...
Page 48
Copyright © 2008 congatec ag b915m10 48/92 signal pin # description i/o pu/pd comment pci_irqa# pci_irqb# pci_irqc# pci_irqd# c49 c50 d46 d47 pci interrupt request lines. I 3.3v pu 10k 3.3v pci_clk d50 pci 33mhz clock output. O 3.3v pci_m66en d49 module input signal indicates whether an off-module p...
Page 49
Copyright © 2008 congatec ag b915m10 49/92 table 20 pci express signal descriptions (x16 graphics) signal pin # description i/o pu/pd comment peg_rx0+ peg_rx0- peg_rx1+ peg_rx1- peg_rx2+ peg_rx2- peg_rx3+ peg_rx3- peg_rx4+ peg_rx4- peg_rx5+ peg_rx5- peg_rx6+ peg_rx6- peg_rx7+ peg_rx7- peg_rx8+ peg_r...
Page 50
Copyright © 2008 congatec ag b915m10 50/92 peg_tx0+ peg_tx0- peg_tx1+ peg_tx1- peg_tx2+ peg_tx2- peg_tx3+ peg_tx3- peg_tx4+ peg_tx4- peg_tx5+ peg_tx5- peg_tx6+ peg_tx6- peg_tx7+ peg_tx7- peg_tx8+ peg_tx8- peg_tx9+ peg_tx9- peg_tx10+ peg_tx10- peg_tx11+ peg_tx11- peg_tx12+ peg_tx12- peg_tx13+ peg_tx1...
Page 51
Copyright © 2008 congatec ag b915m10 51/92 table 21 sdvo signal descriptions signal pin # description i/o pu/pd comment sdvob_red+ sdvob_red- d52 d53 serial digital video b red output differential pair. Multiplexed with peg_tx[0]+ and peg_tx[0]- pair on conga-b915 variants equipped with intel ® 8291...
Page 52
Copyright © 2008 congatec ag b915m10 52/92 table 22 module type definition signal description signal pin # description i/o comment type0# type1# type2# c54 c57 d57 the type pins indicate to the carrier board the pin-out type that is implemented on the module. The pins are tied on the module to eithe...
Page 53
Copyright © 2008 congatec ag b915m10 53/92 c-d connector pinout 7.4 table 25 connector c-d pinout pin row c pin row d pin row c pin row d c1 gnd (fixed) d1 gnd (fixed) c56 peg_rx1- d56 peg_tx1- c2 ide_d7 d2 ide_d5 c57 type1# d57 type2# c3 ide_d6 d3 ide_d10 c58 peg_rx2+ d58 peg_tx2+ c4 ide_d3 d4 ide_...
Page 54
Copyright © 2008 congatec ag b915m10 54/92 pin row c pin row d pin row c pin row d c38 pci_c/be2# d38 pci_ad18 c93 gnd d93 gnd c39 pci_ad17 d39 pci_ad20 c94 peg_rx13+ d94 peg_tx13+ c40 pci_ad19 d40 pci_ad22 c95 peg_rx13- d95 peg_tx13- c41 gnd (fixed) d41 gnd (fixed) c96 gnd d96 gnd c42 pci_ad21 d42 ...
Page 55
Copyright © 2008 congatec ag b915m10 55/92 boot strap signals 7.5 table 26 boot strap signal descriptions signal pin # description of boot strap signal i/o pu/pd comment ac_sync a29 ac ’97/intel ® high definition audio sync: this signal is a 48 khz fixed rate sample sync to the codec(s). It is also ...
Page 56: System Resources
Copyright © 2008 congatec ag b915m10 56/92 system resources 8 system memory map 8.1 table 27 memory map address range (decimal) address range (hex) size description (tom-192kb) – tom n.A. 192kb acpi reclaim, mps and nvs area ** (tom-8mb-192kb) – (tom-192kb) n.A. 1 or 8mb vga frame buffer * 1024kb – ...
Page 57
Copyright © 2008 congatec ag b915m10 57/92 i/o address assignment 8.2 the i/o address assignment of the conga-b915 module is functionally identical with a standard pc/at. The most important addresses and the ones that differ from the standard pc/at configuration are listed in the table below. Table ...
Page 58
Copyright © 2008 congatec ag b915m10 58/92 lpc bus 8.2.1 on the conga-b915 the pci bus acts as the subtractive decoding agent. All i/o cycles that are not positively decoded are forwarded to the pci bus not the lpc bus. Only specified i/o ranges are forwarded to the lpc bus. In the congatec embedded...
Page 59
Copyright © 2008 congatec ag b915m10 59/92 interrupt request (irq) lines 8.3 table 29 irq lines in pic mode irq# available typical interrupt source connected to pin 0 no counter 0 not applicable 1 no keyboard not applicable 2 no cascade interrupt from slave pic not applicable 3 yes irq3 via serirq o...
Page 60
Copyright © 2008 congatec ag b915m10 60/92 table 30 irq lines in apic mode irq# available typical interrupt source connected to pin / function 0 no counter 0 not applicable 1 no keyboard not applicable 2 no cascade interrupt from slave pic not applicable 3 yes irq3 via serirq 4 yes irq4 via serirq 5...
Page 61
Copyright © 2008 congatec ag b915m10 61/92 pci configuration space map 8.4 table 31 pci configuration space map bus number (hex) device number (hex) function number (hex) pci interrupt routing description 00h 00h 00h n.A. Host bridge 00h 01h 00h internal pci express graphics root port 00h 02h 00h in...
Page 62
Copyright © 2008 congatec ag b915m10 62/92 pci interrupt routing map 8.5 table 32 pci interrupt routing map pirq pci bus int line ¹ apic mode irq vga azalia hda uhci 0 uhci 1 uhci 2 uhci 3 ehci pata native smbus ac’97 a 16 x x x b 17 x c 18 x x d 19 x x e inta 20 f intb 21 g intc 22 h intd 23 x x ta...
Page 63
Copyright © 2008 congatec ag b915m10 63/92 pci bus masters 8.6 the conga-b915 supports 4 external pci bus masters. There are no limitations in connecting bus master pci devices. Note if there are two devices connected to the same pci req/gnt pair and they are transferring data at the same time then ...
Page 64: Bios Setup Description
Copyright © 2008 congatec ag b915m10 64/92 bios setup description 9 the following section describes the bios setup program. The bios setup program can be used to view and change the bios settings for the module. Only experienced users should change the default bios settings. Entering the bios setup ...
Page 65
Copyright © 2008 congatec ag b915m10 65/92 the left frame displays all the options that can be configured in the selected menu. Grayed-out options cannot be configured. Only the blue options can be configured. When an option is selected, it is highlighted in white. The right frame displays the key l...
Page 66
Copyright © 2008 congatec ag b915m10 66/92 advanced setup 9.4 select the advanced tab from the setup menu to enter the advanced bios setup screen. The menu is used for setting advanced features: main advanced boot security power exit acpi configuration pci configuration graphics configuration cpu co...
Page 67
Copyright © 2008 congatec ag b915m10 67/92 acpi configuration submenu 9.4.1 feature options description acpi aware o/s no yes set this value to allow the system to utilize the intel acpi (advanced configuration and power interface). Set to no for non acpi aware operating system like dos and windows ...
Page 68
Copyright © 2008 congatec ag b915m10 68/92 after a ‘watchdog acpi event” that is set to ‘restart’, you must make sure that the check box for the selection “automatically restart” has been checked. If this option is not selected then windows will remain at a blue-screen after a ‘watchdog acpi event” ...
Page 69
Copyright © 2008 congatec ag b915m10 69/92 pci configuration submenu 9.4.2 feature options description plug & play o/s no yes specifies if manual configuration is desired. Set to no for operating systems that do not meet the plug and play specification. In this case the bios configures all devices i...
Page 70
Copyright © 2008 congatec ag b915m10 70/92 graphics configuration submenu 9.4.3 feature options description primary video device igd peg/igd peg/pci pci/peg pci/igd select primary video adapter to be used during boot up. Igd: internal graphics device peg: pci express x16 graphics port device pci: st...
Page 71
Copyright © 2008 congatec ag b915m10 71/92 feature options description local flat panel type auto vga 1x18 (002h) vga 1x18 (013h) svga 1x18 (01ah) xga 1x18 (006h) xga 2x18 (007h) xga 1x24 (008h) xga 2x24 (012h) sxga 2x24 (00ah) sxga 2x24 (018h) uxga 2x24 (00ch) customized edid™ 1 customized edid™ 2 ...
Page 72
Copyright © 2008 congatec ag b915m10 72/92 feature options description sdvo port b device none dvi tv crt lvds dvi-analog select the sdvo device connected to this port. Sdvo port c device none dvi tv crt lvds dvi-analog select the sdvo device connected to this port. Sdvo/dvi hotplug support disabled...
Page 73
Copyright © 2008 congatec ag b915m10 73/92 cpu configuration submenu 9.4.4 feature options description processor info block no option displays the processor manufacturer, brand, frequency, and cache sizes. Execute disable bit disabled enabled enable or disable the hardware support for data execution...
Page 74
Copyright © 2008 congatec ag b915m10 74/92 chipset configuration submenu 9.4.5 feature options description dram frequency auto 400mhz allow to manually limit the maximum dram frequency to 400mhz. Memory hole disabled 15mb-16mb enable or disable the memory hole between 15mb and 16mb. If enabled, acce...
Page 75
Copyright © 2008 congatec ag b915m10 75/92 i/o interface configuration submenu 9.4.6 feature options description onboard audio controller azalia ac97 disabled configure onboard audio controller for ac’97 or azalia (intel high definition audio) mode. Note: azalia mode requires an external azalia code...
Page 76
Copyright © 2008 congatec ag b915m10 76/92 feature options description parallel port irq none irq5 irq7 specifies the interrupt for the parallel port. Note this setup menu is only available if an external winbond w83627 super i/o has been implemented on the carrier board. Sio smsc sch3114 configurat...
Page 77
Copyright © 2008 congatec ag b915m10 77/92 ide configuration submenu 9.4.8 feature options description ata/ide configuration disabled compatible enhanced configure the integrated parallel and serial ata controllers. Disabled: both controllers are disabled. Compatible: both controllers operate in leg...
Page 78
Copyright © 2008 congatec ag b915m10 78/92 primary/secondary ide master/slave submenu 9.4.8.1 feature options description device hard disk atapi cdrom displays the type of drive detected. The ‘grayed-out’ items below are the ide disk drive parameters taken from the firmware of the ide disk vendor no...
Page 79
Copyright © 2008 congatec ag b915m10 79/92 usb configuration submenu 9.4.9 feature options description usb functions disabled 2 usb ports 4 usb ports 6 usb ports 8 usb ports disable ich6m usb host controllers. Enable uhci host controller 0. Enable uhci host controller 0 + 1. Enable uhci host control...
Page 80
Copyright © 2008 congatec ag b915m10 80/92 usb mass storage device configuration submenu 9.4.9.1 feature options description emulation type auto floppy forced fdd hard disk cdrom every usb msd that is enumerated by the bios will have an emulation type setup option. This option specifies the type of ...
Page 81
Copyright © 2008 congatec ag b915m10 81/92 remote access configuration submenu 9.4.11 feature options description remote access disabled enabled enable/disable the bios remote access feature. Note: if the systems serial ports are disabled in the ‘i/o interface configuration’ submenu, then serial red...
Page 82
Copyright © 2008 congatec ag b915m10 82/92 hardware monitoring submenu 9.4.12 feature options description h/w health function disabled enabled enable hardware health monitoring device and display the readings. Board temperature no option current board temperature. Cpu temperature no option current p...
Page 83
Copyright © 2008 congatec ag b915m10 83/92 watchdog configuration submenu 9.4.13 feature options description post watchdog disabled 30sec 1min 2min 5min 10min 30min select the timeout value for the post watchdog. The watchdog is only active during the power-on-self-test of the system and provides a ...
Page 84
Copyright © 2008 congatec ag b915m10 84/92 boot setup 9.5 select the boot tab from the setup menu to enter the boot setup screen. In the upper part of the screen the boot setup allows you to prioritize the available boot devices. The lower part of this setup screen shows options related to the bios ...
Page 85
Copyright © 2008 congatec ag b915m10 85/92 boot settings configuration 9.5.2 feature options description quick boot disabled enabled if enabled, some post tasks will be skipped to speed-up the bios boot process. Quiet boot disabled enabled disabled displays normal post diagnostic messages. Enabled d...
Page 86
Copyright © 2008 congatec ag b915m10 86/92 security setup 9.6 select the security tab from the setup menu to enter the security setup screen. Security settings 9.6.1 feature options description supervisor password installed not installed reports if there is a supervisor password set. User password i...
Page 87
Copyright © 2008 congatec ag b915m10 87/92 hard disk security 9.6.2 this feature enables the users to set, reset or disable passwords for each hard drive in setup without rebooting. If the user enables password support, a power cycle must occur for the hard drive to lock using the new password. Both...
Page 88
Copyright © 2008 congatec ag b915m10 88/92 power setup 9.7 select the power tab from the setup menu to enter the power management setup screen. Feature options description power management / apm disabled enabled set this option to allow or prevent chipset power management and apm (advanced power man...
Page 89: Additional Bios Features
Copyright © 2008 congatec ag b915m10 89/92 additional bios features 10 the conga-b915 uses a congatec/amibios that is stored in an onboard flash rom chip and can be updated using the congatec system utility, which is available in a dos based command line, win32 command line, win32 gui, and linux ver...
Page 90
Copyright © 2008 congatec ag b915m10 90/92 bios recovery via serial port 10.2.2 the serial flash method allows for boot block recovery by loading a bios image via a serial port (com1). This is can be used by many headless embedded systems which rely on a serial port as a debug and utility console po...
Page 91
Copyright © 2008 congatec ag b915m10 91/92 hard disk security features 10.5 hard disk security uses the security mode feature commands defined in the ata specification. This functionality allows users to protect data using drive-level passwords. The passwords are kept within the drive, so data is pr...
Page 92: Industry Specifications
Copyright © 2008 congatec ag b915m10 92/92 industry specifications 11 the list below provides links to industry specifications that apply to congatec ag modules. Specification link audio codec ‘97 component specification, version 2.3 (ac ’97) http://www.Intel.Com/design/chipsets/audio/ low pin count...