1, Alpha, Buffer, Expanded, Mode, Type, Colors, Numeric | IBM 770

Figure3-1.															Figure3-2	Thevideo	VideoModes
Figure3-1.	0 * ,	*1			Alpha-		Buffer						Expanded		Figure3-2	Thevideo	VideoModes
	Mode		Type	Colors	numeric		Start	Box		Max	Pels		Size
	(Hex)				Format		Address	Size		Pages			XGA
	0,	1	A/N	16	40 ×25		B8000	8	×8	8	320×200		960	×600
			A/N	16	40 ×25		B8000	8	×14	8	320×350		960	×700
BIOSVideo
	0#,	1#	A/N	16	40 ×25		B8000	8	×16	8	320×400		960	×600	onpage3-	subsystem

	2,	3	A/N	16	80	×25	B8000	8	×8	8	640	×200	960	×600
	2,	3	A/N	16	80	×25	B8000	8	×8	8	640	×200	960	×600

	2* , *3		A/N	16	80	×25	B8000	8	×14	8	640	×350	960	×700
	2* , *3
	2#,	3#	A/N	16	80	×25	B8000	8	×16	8	640	×400	960	×600

	4,	5	APA	4	40 ×25		B8000	8	×8	1	320×200		960	×600	4:

VGAModes	6		APA	2	80	×25	B8000	8	×8	1	640	×200	960	×600		supports

	7 *		A/N	–	80	×25	B0000	8	×14	8	640	×350	960	×700
			A/N	–	80	×25	B0000	8	×14	8	640	×350	960	×700

	7#		A/N	–	80	×25	B0000	8	×16	8	640	×400	960	×600

	D		APA	16	40 ×25		A0000	8	×8	8	320×200		960	×600

	E		APA	16	80	×25	A0000	8	×8	4	640	×200	960	×600		the

	F		APA	–	80	×25	A0000	8	×14	2	640	×350	960	×700
	F		APA	–	80	×25	A0000	8	×14	2	640	×350	960	×700

	10		APA	16	80	×25	A0000	8	×14	2	640	×350	960	×700
																modeslisted
	11		APA	2	80	×30	A0000	8	×16	1	640	×480	960	×720
Subsystems3-
Subsystems3-	12		APA	16	80	×30	A0000	8	×16	1	640	×480	960	×720
	12		APA	16	80	×30	A0000	8	×16	1	640	×480	960	×720

	13		APA	256	40 ×25		A0000	8	×8	1	320×200		960	×600
3
3
																in
																Figure
																3-1
																and

Image 61

IBM 770 manual 1, Alpha, Buffer, Expanded, Mode, Type, Colors, numeric, Start, Pels, Size, Format, Address, Pages

Contents

05L1739 S05L-1739-00 Edition First System Overview Contents Appendix A Section 3. SubsystemsSystem Resources Appendix B. System Management API SMAPI Management IndexPage Supply FiguresMaximum Assignments viii Preface x Preface Section 1. System Overview computer Description1-2 System Overview IBM Personal System/2 Hardware Interface Technical Reference System Board Devices and Featuresboard devices and their features. The lists 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 Address 1-6 System OverviewDevice Performance Specifications Specifications1-4. Performance Specifications 1-8 System Overview Physical Specifications 1-6. Electrical Specifications Electrical Specifications1-7. Acoustical Readings Voltages Power Supply1-10 System Overview Battery Pack Power Supply ConnectorOutput Protection Voltage Sequencing Figure 1-10. Lithium-ion Battery Pack Specifications 1-12 System Overview Section 2. System Board Cache Memory Operation MicroprocessorSystem Board Address Bus Adapter Signals Keyboard/Mouse ConnectorConnector 2-4 System Board Hardware Scan CodesInterface Technical 2-6 System Board Keyboard ID Displayable Characters and Symbols 2-8 System Board Hard Disk Drive Connector External Signal Name 2-10 System BoardType Signal Name 2-12 System Board UltraBay Feature SignalI/O and 2-14 System Board 2-9. Diskette Drive Diskette Drive and ControllerRead Write ROM Subsystem MemoryRAM Subsystem 2-16 System Board System Memory Map 2-18 System Board System Board Memory for the DIMM Connectors Address RT/CMOS RAM Bits NMI Mask Register Hex0071 2-20 System Board Operations RAM I/ORT/CMOS Real-Time 2-22 System BoardClock 000-00D Status BitFunction 2-24 System Board Figure 2-20. Diagnostic CMOS RAM ConfigurationByte Hex 00E Status Byte Diskette Drive Type Byte Hex 010 This byte indicates the type 2-26 System BoardHard Disk Figure 2-28. Installed Diskette Drive Bits Bits 5Disk Drive Type Figure 2-26. Hard Disk Drive Type Byte Expansion 2-28 System BoardMemory Bytes Date-Century Nonmaskable Interrupt NMI Miscellaneous System Functions and Ports System Control Port A Hex0092 2-30 System Board System System/2 and Personal Computer BIOS Interface0061 System Other Passwords Power-On Password2-32 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 Note Use Video Subsystem3-2 Subsystems Alpha Figure3-1Buffer Expanded Modes-Trident BIOSVESA Mode Monitor ThinkPad Modem Modem SubsystemMIDI Port Function Sound Blaster Support Function 3-6 Subsystems Telephony Modem Function I/O Address Audio SubsystemMPC-2 Line Audio Port Specifications3-8 Subsystems DMA Channel Infrared IR Subsystem Enhanced Video Subsystem Video Port Specification3-10 Subsystems same PCMCIA Subsystem2 Manufactured by Texas Instruments corporation 3-12 Subsystems Pin Assignments Ground PCMCIA PC Card Slot Pin Assignments MIDI/Joystick Port IDE Channel on the UltraBayMIDI Interface Joystick Interface Appendix A. System Resources Page Resource Page Appendix B. System Management API SMAPI BIOS Overview B-2 SMAPI BIOS Power Management System ConfigurationSMAPI BIOS B-3 Overview Image B-4 SMAPI BIOS Information Word SMAPI BIOS B-5Real Mode Entry Point 16-Bit or 32-Bit Protected Calling Convention B-6 SMAPI BIOSParameter 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 B-12 ServiceFunction Description Get System Identification Get CPU Information SMAPI BIOS B-13 B-14 InformationGet Display Device Get Docking Station SMAPI BIOS B-15 B-16 Get UltraBayInformation Control Unit Information SMAPI BIOS B-17Get Slave Micro Get System Sensor B-18 Get Video Information SMAPI BIOS B-19 B-20 CapabilityGet 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 Power SMAPI BIOS B-29Service 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 Condition SMAPI BIOS B-35Get System Event Global B-36 Set System Event Global Condition Get System Event SMAPI BIOS B-371 Condition 1 Condition Set System EventB-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 Samples SMAPI BIOS B-53Data Structure B-54 Parameters SMBHDRRSEGMENT SMAPI BIOS B-55SMBHDRP16OFFSET SMBHDRP32OFFSET 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