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XT 5160
Technical reference
IBM XT 5160 Technical Reference
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Technical reference
(420 pages)
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Contents
Table of Contents
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Table of Contents
Table of Contents
Section 1. System Board
Section System Board1.
Description
Microprocessor
Data Flow Diagrams
System Memory Map
System Timers
System Interrupts
64/256K System Board
Ram
System Boards
256/640K System Board
Rom
Dma
I/O Channel
System Board Diagram
I/O Channel Description
I/O Address Map
I/O· Address Map
Other Circuits
Speaker Circuit
8255A I/O Bit Map
Environment
Power Cable
Size
Specifications
System Unit
Weight
Electrical
Heat Output
Noise Level
Connectors
Logic Diagrams - 64/256K
System Board
Logic Diagrams - 256/640K
Description Programming Interface Hardware Interface
Section 2. Coprocessor
Section 3. Power Supplies
Description
IBM Personal Computer XT Power Supply
Input Requirements
Outputs
Overvoltage/Overcurrent Protection
Power Good Signal
Connector Specifications and Pin Assignments
Description
IBM Portable Personal Computer Power Supply
Voltage and Current Requirements
Power Good Signal
Connector Specifications and Pin Assignments
Section 4. Keyboards
83-Key Keyboard Description
Introduction
Block Diagram
Character Codes
Encoding
Keyboard Encoding and Usage
Extended Codes
Extended Functions
Shift States
Special Handling
Extended Functions
Keyboard Layouts
Connector Specifications
Keyboard Logic Diagram
Description
Power-On Routine
Commands from the System
Commands to the System
Keyboard Scan Codes
Clock and Data Signals
Keyboard Encoding and Usage
Keyboard Layouts
Specifications
Section 5. System Bios
System BIOS Usage
Quick Reference - 256/640K Board
Quick Reference - 64/256K Board
Section 6. Instruction Set
8088 Register Model
Operand Summary
Second Instruction Byte Summary
Memory Segmentation Model
Segment Override Prefix
Use of Segment Override
8088 Instruction Set
Data Transfer
Arithmetic
Logic
String Manipulation
Control Transfer
8088 Instruction Set Matrix
8088 Conditional Transfer Operations
Processor Control
8087 Coprocessor Instruction Set
Data Transfer
Comparison
Arithmetic
Constants
Transcendental
Processor Control
Section7. Characters, Keystrokes, and Colors
Character Codes
Quick Reference
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Section 1. System Board
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64/256K System Board
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Chapters
Table of Contents
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Section System Board1.
22
Section 3. Power Supplies
86
Section 4. Keyboards
96
Table of Contents
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