Miscellaneous System Functions and Ports, System Board | IBM 770

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IBM 770 manual Miscellaneous System Functions and Ports, Nonmaskable Interrupt NMI, System Board

Contents

05L1739 S05L-1739-00 Edition First System Overview Contents Appendix B. System Management API SMAPI Section 3. SubsystemsAppendix A System Resources Management IndexPage Assignments FiguresSupply Maximum viii Preface x Preface Section 1. System Overview Description computer1-2 System Overview lists the System Board Devices and FeaturesIBM Personal System/2 Hardware Interface Technical Reference board devices and their features. The Figure 1-2 Part 2 of 2. System Board Devices and Features 1-4 System Overview Figure 1-3 is the I/O address map System Board I/O Address Map 1-6 System Overview AddressDevice Specifications Performance Specifications1-4. Performance Specifications 1-8 System Overview Physical Specifications Electrical Specifications 1-6. Electrical Specifications1-7. Acoustical Readings Power Supply Voltages1-10 System Overview Voltage Sequencing Power Supply ConnectorBattery Pack Output Protection Figure 1-10. Lithium-ion Battery Pack Specifications 1-12 System Overview Section 2. System Board Microprocessor Cache Memory OperationSystem Board Address Bus Adapter 2-4 System Board Keyboard/Mouse ConnectorSignals Connector Technical Scan CodesHardware Interface 2-6 System Board Keyboard ID Displayable Characters and Symbols 2-8 System Board Hard Disk Drive Connector External 2-10 System Board Signal NameType Type 2-12 System Board UltraBay Signal FeatureI/O and 2-14 System Board Write Diskette Drive and Controller2-9. Diskette Drive Read 2-16 System Board MemoryROM Subsystem RAM Subsystem System Memory Map 2-18 System Board System Board Memory for the DIMM Connectors Address RT/CMOS RAM 2-20 System Board NMI Mask Register HexBits 0071 RAM I/O OperationsRT/CMOS 000-00D 2-22 System BoardReal-Time Clock Status BitFunction 2-24 System Board Status Byte CMOS RAM ConfigurationFigure 2-20. Diagnostic Byte Hex 00E Disk 2-26 System BoardDiskette Drive Type Byte Hex 010 This byte indicates the type Hard Figure 2-26. Hard Disk Drive Type Byte Bits 5Figure 2-28. Installed Diskette Drive Bits Disk Drive Type Date-Century 2-28 System BoardExpansion Memory Bytes Nonmaskable Interrupt NMI Miscellaneous System Functions and Ports 2-30 System Board Port A HexSystem Control 0092 System System/2 and Personal Computer BIOS InterfaceSystem 0061 Power-On Password Other Passwords2-32 System Board Selectable Drive-Startup Sequence 2-34 System Board Hardware Compatibility Figure 2-33 Part 1 of 2. Error Codes Error Codes Figure 2-33 Part 2 of 2. Error Codes 2-36 System Board Section 3. Subsystems Video Subsystem Note Use3-2 Subsystems Expanded Figure3-1Alpha Buffer Monitor BIOSModes-Trident VESA Mode Sound Blaster Support Function Modem SubsystemThinkPad Modem MIDI Port Function 3-6 Subsystems Telephony Modem Function Audio Subsystem I/O AddressMPC-2 Audio Port Specifications Line3-8 Subsystems DMA Channel Infrared IR Subsystem Video Port Specification Enhanced Video Subsystem3-10 Subsystems PCMCIA Subsystem same2 Manufactured by Texas Instruments corporation 3-12 Subsystems Pin Assignments Ground PCMCIA PC Card Slot Pin Assignments Joystick Interface IDE Channel on the UltraBayMIDI/Joystick Port MIDI Interface Appendix A. System Resources Page Resource Page Appendix B. System Management API SMAPI BIOS Overview B-2 SMAPI BIOS Overview System ConfigurationPower Management SMAPI BIOS B-3 Image B-4 SMAPI BIOS 16-Bit or 32-Bit Protected SMAPI BIOS B-5Information Word Real Mode Entry Point B-6 SMAPI BIOS Calling ConventionParameter Structure Output Field SMAPI BIOS B-7 Sample in Assembler Language B-8 SMAPI BIOS Sample in C Language SMAPI BIOS B-9 B-10 Calling Convention Pseudo Code Return Codes SMAPI BIOS B-11 Get System Identification ServiceB-12 Function Description Get CPU Information SMAPI BIOS B-13 Information B-14Get Display Device Get Docking Station SMAPI BIOS B-15 Get UltraBay B-16Information SMAPI BIOS B-17 Control Unit InformationGet Slave Micro Get System Sensor B-18 Get Video Information SMAPI BIOS B-19 Capability B-20Get Refresh Rate SMAPI BIOS B-21 B-22 System Configuration Service SMAPI BIOS B-23 B-24 Set Display Device State Get Pointing Device SMAPI BIOS B-25 Set Pointing Device B-26 Get Hotkey SMAPI BIOS B-27 Set Hotkey Sticky/Lock B-28 SMAPI BIOS B-29 PowerService Set Power Management B-30 SMAPI BIOS B-31 Get Timer Control B-32 SMAPI BIOS B-33 Set Timer Control B-34 Event Bit Definition SMAPI BIOS B-35 ConditionGet System Event Global B-36 Set System Event Global Condition SMAPI BIOS B-37 Get System Event1 Condition Set System Event 1 ConditionB-38 2 Condition SMAPI BIOS B-39 B-40 SMAPI BIOS B-41 Get System Timer B-42 Set System Timer Get Hibernation SMAPI BIOS B-43 B-44 Set Hibernation Timer 3 Condition SMAPI BIOS B-45 B-46 Get System Resume SMAPI BIOS B-47 Set System Resume B-48 SMAPI BIOS B-49 B-50 Standby SMAPI BIOS B-51 Hibernation B-52 SMAPI BIOS B-53 SamplesData Structure B-54 Parameters SMBHDRP32OFFSET SMAPI BIOS B-55SMBHDRRSEGMENT SMBHDRP16OFFSET B-56 Function Declaration SMAPI BIOS B-57 B-58 Installation Check SMAPI BIOS B-59 B-60 MyPtr SMAPI BIOS B-61 B-62 BIOS Call 32-Bit Protected Mode SMAPI BIOS B-63 MyInput.SMBINSUBFUNC B-64 Appendix C. Notices C-2 Notices Trademarks Index X-2 Index Index X-4 Index devicescontinued boardcontinued Part Number 05L1739 Printed in the United States of America