IBM BDM-610000049 user manual Multi-Color LED I/O Address 456h, Manual LED Colors

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Multi-Color LED

The CMX158886 has a Multi-Color LED located beside the EIDE connector (CN10) which can be enabled or disabled in the BIOS setup screen. The color of the LED indicates the status of the board, as shown in Table 54.

 

Table 54 LED Colors

 

 

Color

Description

 

 

Green

Normal Operation

Blue

On Board IDE Activity

Red

cpuModule is in reset1

Yellow (Red + Green)

cpuModule is in Standby

White (R+G+B)

cpuModule is approaching thermal limit2

Cyan (Blue + Green)

Ethernet Link at 10 Mbps

Magenta (Blue + Red)

Ethernet Link at 100 Mbps

Blink

Ethernet Activity

 

 

1.If power is applied to the cpuModule while jumper JP5 is installed, the LED will be red. This does not indicate that the board is in reset

2.The LED will remain White until the system is shut down.

The LED can also be controlled manually by writing to I/O Port 456h, as shown in Table 55 and Table 56.

Table 55 Multi-Color LED I/O Address 456h

 

D7

D6

D5

D4

D3

D2

D1

D0

 

 

Reserved

Reserved

Reserved

Reserved

Reserved

 

Multi-Color LED

 

 

 

(User

(User

(User

 

 

 

 

 

 

 

EEPROM)

EEPROM)

EEPROM)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Note When writing to I/O Port 456h, only the lower three bits of the register should be modified.

Modifying the upper bits will effect the User EEPROM

The following table lists the color displayed and the value written.

 

Table 56 Manual LED Colors

 

 

I/O Port 456h Value

Color

 

 

0x00

Automatic (see Table 54)

0x08

Off (will reduce system power consumption.)

0x09

Blue

0x0A

Green

0x0B

Cyan (Green + Blue)

0x0C

Red

0x0D

Magenta (Red + Blue)

0x0E

Yellow (Red + Green)

0x0F

White (Red + Green + Blue)

 

 

76 CMX158886 cpuModule

BDM-610000049 Rev G

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Contents CMX158886 cpuModules BDM-610000049 Revision GRevision History Revision Date Reason for Change 12/13/06 Initial releaseCMX158886 cpuModules Iv CMX158886 cpuModule Table of Contents MultiPort CN6 Audio CN11MultiPort Advanced Digital I/O Ports aDIO Port 1 Data register is a read/write byte directionApplication Notes System RecoveryUser Eeprom 107 CMX158886 cpuModule Chapter CMX158886 cpuModules CMX158886 cpuModule top viewThermal Monitor Error-Correction Codes Selected Models OnlyEnhanced Intel SpeedStep PX only ADIO with Wake-on-aDIOCMX158886 cpuModule CMX158886 cpuModule Model Options Ordering InformationCMX158886 Model Options Part Number DescriptionCable Kits and Accessories Board Features VGA, SVGA, XGA, SXGA, Uxga Bios 10 CMX158886 cpuModule Block Diagram CMX158886 cpuModule Simplified Block DiagramPower Consumption SpecificationsPhysical Characteristics Electrical CharacteristicsIoc Electrical CharacteristicsSymbol Parameter Test Condition Min Max VosOutput Voltage Low Common ModeOutput Voltage High Input Voltage HighContact Information 16 CMX158886 cpuModule Getting Started Connector Locations CMX158886 Connector LocationsCMX158886 Basic Connectors Connecting to the PC/104-PlusPCI Bus Connecting the Utility CableConnecting a Keyboard PCI Bus Signaling Levels Slot Selection SwitchesPCI Bus Expansion Card Power Booting the CMX158886 cpuModule for the First Time Connecting the cpuModule Proper Grounding Techniques PC/104-PlusPCI Bus 120-pin Pin Signal Function Auxiliary Power CN3Auxiliary Power Connector CN31 GND Pin Signal Function In/Out Utility Port Connector CN5Utility Port Connector CN5 SpeakerKeyboard System ResetSoft Power Button MouseBattery Svga Video Connector CN18 Svga Video Connector CN18Svga Video Resolutions Resolution Colors Refresh RatesManufacturer Model Number Resolution Color Depth Lvds Flat Panel Video Connector CN19Flat Panel Video Connector CN19 Tested Lvds PanelsPin Signal Eide Connector CN10Eide Connector CN101 ATA/IDE Disk Chip Socket U161 Installing and Configuring the ATA/IDE Disk ChipATA/IDE Disk Chip Socket U16 CMX158886 before and after ATA/IDE Disk Chip Installation Serial Port in RS-232 Mode RS-232 Serial Port DefaultSerial Port Settings Serial Port 1 CN7 and Serial Port 2 CN8Full-Duplex Connections Half-Duplex RS-485 ModeRS-422 or RS-485 Serial Port PortTransmit Data + Serial Port in RS-422/485 ModePin Signal Function In/Out DB-9 Receive Data + ResevedDual Serial Port Modes Dual Serial Port ModesDual Serial Port Connections COM a RS-232 and COM BRS-232COM a RS-422/485 and COM B RS-232 COM a RS-422/485 and COM B RS-422/485MultiPort aDIO Pinout MultiPort Configured as an Advanced Digital I/O aDIO PortMultiPort CN6 CN6 Pin FunctionCN6 Pin Signal Function In/Out DB-25 MultiPort Configured as a Parallel PortMultiPort Connector CN6 as a Parallel Port Odd pins MultiPort Configured as a Floppy Drive ControllerMultiPort Connector Floppy Pinout CN61 CN6 Pin Function DB-25 Floppy Drive PinUSB 2.0 Connector CN17 USB Connector CN1746 CMX158886 cpuModule RJ-45 Pin Pin DIL Pin Signal Function In/Out Ethernet 10/100Base-T and -TX Connector CN20Ethernet Connector CN20 Audio CN11 Audio Connector CN11Pin DIL Pin Signal Function In/Out Pin PC/104-PlusBus Signal Assignments1PC/104-PlusPCI Bus CN16 PC/104-PlusPCI Bus Signals Address and DataPower Supplies and VIO Legacy/ISA DMA Request Bridge Link CN4Bridge Link CN4 Serial Interrupt RequestFan Power, +5 V CN14 External Power Management CN12Optional RTC Battery Input CN13 +5 Volts DC, switched Fan Power, Switched CN15Fan Power, Switched CN15 Using the cpuModule Entering the Bios Setup RTD Enhanced AMI BiosConfiguring the RTD Enhanced AMI Bios Setup KeysMain Menu Setup Fields Main Menu Setup FieldsPower On Self Test Post Codes Field Active Keys SelectionsBooting to Boot Block Flash with Fail Safe Boot ROM Address hex Description Memory MapFirst Megabyte Memory Map Address Range hex Bytes Device Address MapO Addresses Reserved for the CMX158886 cpuModule Interrupt Normal Use Hardware InterruptsHardware Interrupts Used on the CMX158886 cpuModule Port 0 Data I/O Address 450h MultiPort Advanced Digital I/O Ports aDIODigital I/O Register Set Port 1 Data I/O Address 451hMulti-Function at Address 452h1 DIO-Control I/O Address 453h-Read AccessDIO-Control I/O Address 453h-Write Access Wake Control I/O Address 451h =Interrupt is enabledInterrupts ReservedInterrupt and Wake Event Generation WakeEnable Int Mask FunctionWake-on-aDIO No Interrupt or Wake event is generatedAC’97 Audio MultiPort Parallel Port ControlMultiPort Floppy Drive Ethernet 10/100Base-T and -TXCable Detection IDE Controller ConfigurationCable Modes Legacy Mode and Native Mode IDE Configuring the ATA/IDE Disk Chip SocketOverview Accessing the RTC RegistersReal Time Clock Control Real Time Clock Registers0Ch Registers Registers Function Hex decimal0Bh 0DhWatchdog Timer Control Watchdog Timer Control I/O Address 455hThermal Management Fan ModeFurther Temperature Reduction Power Button Modes Power ManagementAdvanced Configuration and Power Interface Acpi Low-Power Wake OptionsAT vs. ATX Power Supplies ATX Power Supply SignalsReducing Power Consumption Multi-Color LED I/O Address 456h Multi-Color LEDLED Colors Manual LED ColorsReset Status I/O Address 457h Write Access Reset Status RegisterReset Status I/O Address 457h Read Access Reset Status Description and Priorities Address Reset DescriptionDvmt Mode Select User Eeprom I/O Address 456h Bit Signal Function Read / WriteUser Eeprom Eeprom Register DescriptionFeatures and Settings That Can Affect Boot Time Booting to the Fail Safe Boot ROM Fsbr System RecoveryLoading Default Bios Settings How long does it take to respond to an interrupt? What happens when an interrupt occurs?Basic Interrupt Information for Programmers Interrupt Request LinesPCI Interrupts Writing an Interrupt Service Routine ISRIntel 8259 Programmable Interrupt Controller Sample CodeAppendix a Hardware Reference Jumper Settings and Locations JP9 JP2JP12 Jumper Pins Function DefaultJP11 JP13Device ID Vendor ID Description Onboard PCI DevicesOnboard PCI Devices Physical Dimensions CMX158886 Physical Dimensions ±0.005 inches90 CMX158886 cpuModule Appendix B Troubleshooting Problem Cause Solution Common Problems and SolutionsTroubleshooting Troubleshooting a PC/104-PlusSystem Troubleshooting cont’dHow to Obtain Technical Support Appendix C Idan Dimensions and Pinout Idan Dimensions and Connectors IDAN-CMX158886 Connectors1Idan Pin # Signal Function PS/2 Mouse 6-Pin mini-DIN Connector femaleKeyboard 6-Pin mini-DIN Connector female External I/O ConnectionsIdan Pin # Signal Function Mode COM1/COM2 RS-232 9-Pin D Connector maleCOM1/COM2 RS-422/485 9-Pin D Connector male MultiPort 25-Pin D Connector female Idan Pin # ADIO Port Parallel Port Floppy Port CPU Pin #Panel 20-Pin mini D Connector female Idan Pin # Signal Name CPU Pin #Ground + 5 Volts Svga 15-Pin High Density D Connector femaleIdan Pin # Signal Function CPU Pin # Ground Reserved DDC Data Monitor dataIdan Pin # 10Base-T Signal CPU Pin # USB 9-Pin D Connector maleEthernet 9-Pin D Connector female Receive + Reserved Transmit + GroundAudio 9-Pin D Connector female Idan Pin # Signal CPU Pin #Idan Dimensions and Connectors BRG version only IDAN-CMX158886-BRG Connectors1BRG Pin # Function Idan Pin # ADIO 37-Pin D Connector femaleExternal I/O Connections BRG version only 106 CMX158886 cpuModule Drivers and Example Programs PC/104 and PC/104-PlusSpecificationsApplication Notes Interrupt Programming108 CMX158886 cpuModule Appendix E Limited Warranty 110 CMX158886 cpuModule

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