Radio Shack TRS-80 4P Gate Array Manuals

Manuals and User Guides for Radio Shack TRS-80 4P Gate Array. We have 3 Radio Shack TRS-80 4P Gate Array manuals available for free PDF download: Owner's Manual, Service Manual, Introduction Manual

Radio Shack TRS-80 4P Gate Array Owner's Manual (418 pages)

Brand: Radio Shack | Category: Desktop | Size: 11 MB

Table of Contents
7
About this Manual
135
Disk Files
135
Syntax
136
Part III Basic

136
- Terms
  136
- Terms Used in Chapter 7 For Brevity
  136
Section 11I1 Operations

138
- Chapter 11 Sample Session
  
  139
- Chapter 21 Command and Execution Section
  
  146
- Chapter 31 Line Edit Mode
  
  146
Section IVI BASIC Language

152
- Chapter 41 BASIC Concepts
  
  153
- Chapter 51 Disk Files
  
  179
- Chapter 61 Introduction to BASIC Statements and Functions
  
  186
- Chapter 71 BASIC Statements and Functions
  
  186
- Appendix Ai Job Control Language
  
  308
  - Simple JCL Execution
    308
  - Simple JCL Compiling
    308
  - Advanced JCL Compiling
    330
  - Applications Programs
    335
  - Practical Examples of TRSDOS JCL Files
    338
- Appendix Bi Model 4/4P Hardware
  
  340
  - Keyboard Code Map
    340
  - Specifications
    343
Appendix CI Character Codes

348
Appendix DI Error Messages and Problems

363
- In Case of Difficulty
  363
- Trsdos
  365
- Basic
  371
Appendix Ei Converting TRSDOS Version 1 BASIC Programs to

379
Appendix Fi BASIC Keywords and Derived Functions

379
- Reserved BASIC Words
  379
- Internal Codes for BASIC Keywords
  380
- Derived BASIC Functions
  382
Appendix Gi BASIC Worksheet

384
Appendix Hi Glossary

384
Appendix II TRSDOS Programs

389
Appendix Ji BASIC Memory Map

399
Appendix K! Using the Device-Related Commands

401
Appendix U HERZ50

406
Appendix MI Backup Limited Diskettes

406

Radio Shack TRS-80 4P Gate Array Service Manual (199 pages)

microcomputer

Brand: Radio Shack | Category: Desktop | Size: 5 MB

Table of Contents
3
Section I
5
Introduction
5
- System Overview
  6
- Optionai Features
  6
- System Block Diagram
  8
Specifications
9
- Microprocessor
  10
- Peripheral Interfaces
  10
- Power Requirements
  10
- Operating Temperature
  10
- Dimensions
  10
Disassembly/Assembly
11
- Case
  12
- Internal Rear Mounting Plate
  12
- Front Bezel
  12
- Top Cover/Power Supply
  12
- Cathoderaytube
  13
- Main Logic PCB
  13
- Keyboard Assembly
  13
- Disk Drive Assembly
  14
- Control Module
  14
Maintenance/Troubleshooting (General Suggestions, Reference to Section below for Specific Troubleshooting Hints)
16
- Theory of Operation
  18
- CPU Theory of Operation
  19
  - Introduction
    19
  - Reset Circuit
    19
  - Cpu
    19
  - System Timing
    19
  - Address Decode
    22
  - Rom
    22
  - Ram
    33
  - Video Circuit
    47
  - Keyboard
    49
  - Real Time Clock
    49
- Line Printer Port
  49
- Graphics Port
  53
- RS-232C Circuit
  60
  - Schematic8000192
    63
  - Gate Array Theory of Operation
    79
- CPU Theory of Operation
  79
- Introduction
  79
- Resetcircuit
  79

Radio Shack TRS-80 4P Gate Array Introduction Manual (58 pages)

Introduction To Your Disk System

Brand: Radio Shack | Category: Laptop | Size: 1 MB

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Radio Shack TRS-80 4P Gate Array Manuals

Radio Shack TRS-80 4P Gate Array Owner's Manual (418 pages)

Table of Contents

Part III Basic

Section 11I1 Operations

Chapter 11 Sample Session

Chapter 21 Command and Execution Section

Chapter 31 Line Edit Mode

Section IVI BASIC Language

Chapter 41 BASIC Concepts

Chapter 51 Disk Files

Chapter 61 Introduction to BASIC Statements and Functions

Chapter 71 BASIC Statements and Functions

Appendix Ai Job Control Language

Appendix Bi Model 4/4P Hardware

Appendix CI Character Codes

Appendix DI Error Messages and Problems

Appendix Ei Converting TRSDOS Version 1 BASIC Programs to

Appendix Fi BASIC Keywords and Derived Functions

Appendix Gi BASIC Worksheet

Appendix Hi Glossary

Appendix II TRSDOS Programs

Appendix Ji BASIC Memory Map

Appendix K! Using the Device-Related Commands

Appendix U HERZ50

Appendix MI Backup Limited Diskettes

Radio Shack TRS-80 4P Gate Array Service Manual (199 pages)

Table of Contents

Radio Shack TRS-80 4P Gate Array Introduction Manual (58 pages)

Table of Contents

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