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5170
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IBM 5170 Technical Reference
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Installation and setup
(286 pages)
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Contents
Table of Contents
Bookmarks
Table of Contents
Table of Contents
Section 1. System Board
Description
Memory
Microprocessor
Real-Address Mode
Protected Mode
System Performance
System Timers
System Interrupts
ROM Subsystem
Direct Memory Access (DMA)
RAM Subsystem
Programming the 16-Bit DMA Channels
I/O Channel
Jumper
Other Circuits
Speaker
Keyboard Controller
Type of Display Adapter Switch
Variable Capacitor
Receiving Data from the Keyboard
Scan Code Translation
Inhibit
Keyboard Controller System Interface
Sending Data to the Keyboard
Commands (I/O Address Hex 64)
Input Buffer
Output Buffer
I/O Ports
Real-Time Clock Information
Real-Time Clock/Complementary Metal Oxide
Semiconductor (RT /CMOS) RAM Information
Semiconductor (RT/CMOS) RAM Information
CMOS RAM Configuration Information
Operations
Power Cables
Size
Specifications
System Unit
Weight
Electrical
Environment
Heat Output
Noise Level
Connectors
Section 2. Coprocessor
Description
Programming Interface
Hardware Interface
Section 3. Power Supply
Inputs
Outputs
Dummy Load
Output Protection
Output Voltage Sequencing
Outputs
No-Load Operation
Power-Good Signal
Connectors
Fan-Out
Section 4. Keyboard
Description
Interface
Keyboard Buffer
Keys
Sequencing Key Code Scanning
Basic Assurance Test
Functions Performed at Power-On Time
Power-On Reset
Commands from the System
Reset (Hex FF)
Default Disable (Hex F5)
Enable (Hex F4)
No-Operation (NOP) (Hex FD through F7)
Resend (Hex FE)
Set Default (Hex F6)
Set Typematic Rate/Delay (Hex F3)
Echo (Hex EE)
No-Operation (NOP) (Hex F2 through EF)
Set/Reset Mode Indicators (Hex ED)
Key Scan Codes
Keyboard Outputs
Ack(Hex FA)
Command Codes to the System
BAT Completion Code (Hex AA)
Break Code Prefix (Hex FO)
Diagnostic Failure (Hex FD)
ECHO Response (Hex EE)
Overrun (Hex 00)
Clock and Data Signals
Keyboard Data Input
Keyboard Data Output
Keyboard Layout
German Keyboard
Keyboard Connector
Size
Specifications
Weight
Section 5. System BIOS
System BIOS
System BIOS Usage
Parameter Passing
Vectors with Special Meanings
Other Read/Write Memory Usage
BIOS Programming Hints
Adapters with System-Accessible ROM Modules
Encoding
Keyboard Encoding and Usage
System Board Additional ROM Modules
Character Codes
Extended Codes
Section 6. Instruction Set
80286 Microprocessor Instruction Set
Data Transfer
Instruction Sets
Arithmetic
Logic
String Manipulation
Control Transfer
Processor Control
Protection Control
80287 Coprocessor Instruction Set
Data Transfer
Comparison
Constants
Arithmetic
Processor Control
Transcendental
Section 9. Ibm Personal Computer Compatibility
Hardware Considerations
System Board
20Mb Fixed Disk Drive
Adapters
High Capacity Diskette Drive
Keyboard
Application Guidelines
High-Level Language Considerations
The IBM Personal Computer at Does Not Support
Assembler Language Programming Considerations
Multi-Tasking Provisions
Interfaces
Classes
Timeouts
Subsystem Startup and Lockout
Subsystem Structure
SYS REQ Key Functions
SYS Key Interfaces
Bypassing BIOS
Copy Protection
Diskette Drive Differences
Write Current
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See also:
Setup & Installation
Table of
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Chapters
Table of Contents
9
Section 1. System Board
19
Section 3. Power Supply
111
Section 4. Keyboard
119
Section 5. System BIOS
143
Section 6. Instruction Set
319
Section 9. Ibm Personal Computer Compatibility
379
Table of Contents
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