IBM 600 manual Infrared IR Subsystem, IRQ Level and DMA Channel

Page 66

Infrared (IR) Subsystem

The IR subsystem supports the following functions:

MIF/FIR mode

–9.6 Kbps

–57.6 Kbps

–115.2 Kbps

–1.152 Mbps

–4.0 Mbps

Sharp** mode

– 9,600 bps

The I/O address can be selected from the following with the system utility program. The IR subsystem uses one serial port address and one IR controller register address:

I/O Address

03F8–03FF

Serial

port

1 (default)

02F8–02FF

Serial

port

2

03E8–03EF

Serial

port

3

02E8–02EF

Serial

port

4

03F8–03FF

IR

controller

register

1 (default)

02F8–02FF

IR

controller

register

2

03E8–03EF

IR

controller

register

3

02E8–02EF

IR

controller

register

4

IRQ Level and DMA Channel

The IR subsystem uses one IRQ level and two DMA channels for ThinkPad mode. (Generic mode and Sharp mode do not require

DMA channels.)

IRQ Level

 

DMA

Channel

 

 

 

 

 

IRQ

3

 

DMA

0

IRQ

4

(default)

DMA

3

IRQ

5

 

 

 

 

 

 

 

 

3-8 Subsystems

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Image 66
Page 65 Page 67
Contents Page First Edition 1998Not Contents Nonmaskable Interrupt ConfigurationMiscellaneous System Functions Control Port HexEvent PowerInstallation Check Bios Call SamplesPage Vii Viii Preface Preface System Board Devices and Features Acoustical Readings Power Supply VoltagesOr thecomputer is a notebook-size computer that features DescriptionIBM ThinkPad 600 computer hereafterThinkPadcalled Describes Devices System Board Devices and FeaturesLists System Board devices and their features. Products Type NumberBus DriveController Adapter PCI-busSystem Board I/O Address Map Is the I/O address mapHex 0DB0-0DBFSpecifications To -7 list the specifications for the computersDiskette Physical SpecificationsSize WithoutVoltage Electrical Specifications56 W KVAVoltages Power SupplyPower supply generates six Different Dc voltages VCC5M VCCSW. Figure Shows Maximum Current for Each VoltageVoltage Sequencing Power Supply ConnectorOutput Protection Pin VoltageBattery Pack ProtectionConnectors Keyboard/Mouse Connector SignalsDisplayable Characters and Symbols Hard Disk Configuration Miscellaneous System FunctionsThinkPad 600 uses Intel Pentium 233 MicroprocessorCache Memory Operation ProcessorAddress Space Invalidated When Microprocessor PerformsBus Adapter ShadowedConnector Keyboard/Mouse ConnectorSignals Scan CodesKey Numbers for the 85-Key Keyboard Keyboard ID For scan codes assigned to each numbered key,IBM refer toDisplayable Characters and Symbols For displayable characters and symbols that are keyable fromPin Signal Or Feature Hard Disk Drive ConnectorExternal Bus Connector FeaturePart 1 Pin External Bus Connector Pin Assignments Part 2 Pin External Bus Connector Pin Assignments UltraSlim Bay Connector Part UltraSlim Bay Connector Pin Assignments SDD15 GND Diskette Drive and Controller Format Size44 MB Memory ROM SubsystemRAM Subsystem Is mapped Memory Controller Registers Shows Detects an errorSystem Starting Above Hex BoundaryPin Signal System board has two Dimm connectorsShows Pin Assignments For Dimm connector Signal PinBytes Their Addresses BytesBits NMI Mask Register HexBit Hex 0071Operations RAM address to the RT/CMOS and NMIThese bits allow the selection of a divider output Frequency or Disable Divider outputThese bits control the divider chain For Oscillator BitFunctionStatus Register Hex 00B This Bit Indicates Whether Binary-coded-decimalIf set to 1, this bit indicates that an interrupt has Interrupts Are Enabled Bits Status Register BIf set to 1, this bit indicates that an alarm interrupt has Occurred Bits Indicate Type InterruptSet This Bit Indicates That Checksum Is incorrect Cmos RAM ConfigurationSet This Bit Indicates That Real-time Clock Has Lost Power Set This Bit Indicates That Time is InvalidByte Hex 011 This byte defines the type Installed Diskette DriveBits 7-4These bits indicate the diskette drive type BitsBits 5 These bits indicate the operating mode of the displayThese bytes are reserved Attached Video portKB. Low byte is hex High Byte Hex 018 Low and high base memory bytes defineLow High Expansion High Byte HexMiscellaneous System Functions and Ports Nonmaskable Interrupt NMICan Cleared Only Turning System Off Port a Hex0092 This Bit ReservedHex 0061Power-On Password Other PasswordsPassword Selectable Drive-Startup Sequence Hardware Compatibility Error Codes ErrorCode 34 Part 2 of 2. Error Codes System Board Subsystems Video Subsystem Video ModesVideo Subsystem SubsystemsAlpha Buffer Max Type Colors Numeric Start Box Size Subsystems Midi Port Function Modem SubsystemThinkPad Modem Sound Blaster Support FunctionAudio Subsystem Telephony modem function provides the following settingsTelephony Modem Function Serial PortAudio Port Specifications LineLine Subsystems Infrared IR Subsystem IRQ Level and DMA ChannelIRQ Level System unit resumes operation from suspend mode when it Not SupportedCurrent Per Slot Pin Assignments Shows Pin Assignments for the Pcmcia slotsPin Bit PC Card Current For Each Slot including Both Slots and V ppMidi Interface IDE Channel on the UltraSlim BayMIDI/Joystick Port Address IRQ LevelJoystick Interface Subsystems Memory DisabledSystem Hex Address HexDMA Hex ChannelScsi Page Set Power Power ManagementGet Power Get TimerRequest System Hibernation. . . . . . . . . . . . . B.-52 Overview System ConfigurationPower Management System InformationSystems That Support Bios must provide the following headerHeader image Get Entry point for Service Stored Top Header ImageInformation Word Entry Point16-Bit Uses Stack/data area Directly With Selector When Calling ConventionParameter Structure Field Offset Length HexField Length HexSample in Assembler Language Sample in C Language Following describes the calling convention using pseudo code Calling Convention Pseudo CodeReturn Codes Function Description System Information Service Get System IdentificationGet CPU Information CPU IDGet Display Device Get Docking Station Information Get UltraBay FDDGet Slave Micro Control Unit Information Status Get Video Information Get Refresh Rate Capability Smapi Bios B-21 System Configuration Service StateSmapi Bios B-23 Set Display Device Get Pointing Device State Set Pointing Device State Get Hotkey Sticky/Lock Set Hotkey Sticky/Lock Power Management Service Get Power Management ModeSet Power Management Mode Get Timer Control Output Field Set Timer Control Event Bit Definition Get System Event Global Condition Set System Event Get System Event Condition Set System Event Condition Smapi Bios B-39 Input Field Get System Timer Set System Timer Get Hibernation Timer Set Hibernation Timer Smapi Bios B-45 Set System Event Condition Smapi Bios B-47 Set System Resume Condition Timer Set System Resume Request System Standby SuspendRequest System Hibernation OffSamples Data StructureParameters Smapi Bios B-55 Fpinparm Function Declaration Installation Check Smapi Bios B-59 Byte SMBHDRSIG4 Smapi Bios B-61 Bios Call Bit Protected Mode SMB Are Subject=NoticesOr any LocalSmapi Bios Index ROM PCI RT/CMOS Smapi Devices parallel controller RAM subsystem
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600 specifications

The IBM 600 series is a notable line of enterprise-level servers that has garnered attention for its robust performance, advanced features, and scalability suitable for large organizations. Originally introduced as part of IBM's initiative to provide businesses with powerful computing solutions, the IBM 600 servers have evolved to meet the growing demands of modern data environments.

One of the main features of the IBM 600 series is its capability for high scalability. The architecture of these servers allows organizations to expand their systems as needed, making it easier to adapt to changing business requirements. With various configurations available, users can select the specifications that best fit their workload, ranging from small businesses to large enterprises running mission-critical applications.

In terms of processing power, the IBM 600 is equipped with advanced multi-core processors. This technology allows for better parallel processing capabilities, enabling the server to handle multiple tasks simultaneously. The incorporation of IBM's Power architecture enhances the overall performance and energy efficiency of the servers, making them a suitable choice for organizations that rely heavily on data-intensive applications.

The IBM 600 series also excels in storage and memory capabilities. Users can equip the servers with large amounts of RAM and employ various storage options, including SSDs and traditional hard drives. This flexibility helps ensure that the systems can manage substantial data volumes while providing fast access speeds, essential for data-driven operations.

Security is another critical aspect of the IBM 600 series. IBM has integrated advanced security features to protect sensitive data, including encryption technologies and options for secure boot processes. This implementation is crucial for organizations that must comply with regulatory standards while safeguarding their information from potential breaches.

Additionally, the IBM 600 supports a variety of operating systems, including AIX, Linux, and Windows Server. This versatility makes it easier for businesses to integrate their existing software with the IBM infrastructure. Connectivity features, including multiple networking options, provide enhanced integration capabilities into organizational IT ecosystems.

Overall, the IBM 600 series combines powerful processing capabilities, flexible scalability, advanced security features, and a broad range of supported operating systems. These characteristics make it a compelling choice for enterprises looking to optimize their computing infrastructures and drive digital transformation initiatives. IBM continues to support and innovate within this server line, maintaining its relevance in the ever-evolving technology landscape.
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