NEC CP/M-86 Manuals

Table of Contents

• • 3

    Table of Contents
  • 9

    Preface

• 11

  Chapter 1 CP/M-86System Overview

  • 11

    Cp/M-86 General Characteristics
  • 14

    Cp/M-80 and Cp/M-86 Differences
    • 14

      Relocatable Groups
    • 14

      Memory Models
    • 14

      Disk Definition Tables
    • 14

      Bootstrap Operation
    • 15

      BDOS Calls
    • 15

      Addressing
    • 15

      Program Termination

• 17

  Chapter 2 Command Setup and Execution Under CP

  • 17

    Ccp Built-in and Transient Commands
  • 18

    Transient Program Execution Models
    • 18

      CP/M-86 Memory Models
    • 19

      The 8080 Memory Model
    • 21

      The Small Memory Model
    • 21

      CP/M-86 Small Memory Model
    • 22

      The Compact Memory Model
    • 22

      CP/M-86 Compact Memory Model
    • 23

      Base Page Initialization
    • 24

      CP/M-86 Base
  • 25

    Transient Program Load
  • 25

    Transient Program Exit

• 27

  Chapter 3 Command (CMD) File Generation

  • 27

    Intel 8086 Hex File Format
    • 28

      Intel Hex Field Definitions
  • 29

    Operation of Gencmd
  • 32

    Command File Format
    • 32

      CMD File Header Format
    • 33

      Group Descriptors

• 35

  Chapter 4 Basic Disk Operating System (BDOS) Functions

  • 35

    Bdos Parameters
    • 35

      BDOS Parameter Summary
  • 36

    Bdos Function Codes
    • 38

      Simple BDOS Calls
    • 43

      Line Editing Controls
    • 44

      BDOS File Operations
    • 59

      Function 33 (Read Random) Error Codes
    • 61

      Function 34 (Write Random) Error Codes
    • 66

      BDOS Memory Management and Program Functions
    • 67

      Example Memory Allocation
    • 68

      Example Memory Region
    • 68

      Example Memory Regions

• 73

  Chapter 5 Basic 1/0 System (BIOS) Organization

  • 73

    APC CBIOS Function Calls
  • 74

    Organization of the Bios
    • 74

      General CP/M-86 Organization
    • 74

      BIOS Jump Vector
  • 75

    The Bios Jump Vector
  • 75

    Bios Subroutines
  • 77

    Standard Bios Subroutine Entry Points
    • 77

      System Initialization Subroutines
    • 78

      Simple Character 1/0 Subroutines
    • 82

      Disk 1/0 Subroutines
    • 90

      Other Functions

• 91

  Chapter 6 Advanced BIOS Functions

  • 91

    Crt Escape Sequence Functions
    • 91

      Format and Definitions
    • 93

      Escape Code Sequence Example
    • 94

      APC Escape Code Sequences
  • 99

    Ascii Control Codes
  • 99

    Extended Function Calls
    • 100

      Get Time and Date
    • 100

      Extended Function Calls
    • 101

      Set Time and Date
    • 101

      Play Music
    • 102

      Melody Data Control Commands
    • 103

      Note Values
    • 104

      Duration Values
    • 105

      Sound Beep
    • 105

      Short Sound Control Commands
    • 107

      Report Cursor Position
    • 107

      Auto Power Off
    • 108

      Initialize Keyboard FIFO Buffer
    • 108

      Direct CRT 1/0
    • 109

      Display Request Block
    • 113

      Direct CRT 1/0 Function Calls
    • 115

      Roll Up Screen
    • 116

      Write CMOS
    • 116

      Read CMOS
    • 117

      Initialize RS 232C
    • 120

      Disk Parameter Header Elements
    • 122

      Disk Parameter Block Fields
    • 123

      BSH and BLM Values for Selected BLS
    • 123

      Maximum EXM Values
    • 124

      BLS and Number of Directory Entries
  • 126

    Physical and Logical Structures for Floppy Diskettes
    • 126

      Physical and Logical Addressing for Floppy Diskettes

• 127

  Chapter 8 CP /M-86 Bootstrap and Adaptation Procedures

  • 128

    The Cold Start Load Operation
    • 129

      LOADER Organization
  • 130

    Organization of Cpm.sys
    • 131

      CPM.SYS File Organization

• 133

  Chapter 9 GSX-86: Graphics for the APC

  • 133

    What Is Gsx-86
    • 133

      GSX-86 and Application Programs
    • 134

      GSX-86 and Graphics Products
  • 134

    Using Gsx-86
    • 134

      Setting Up GSX-86
    • 135

      Updating the Assignment Table
    • 136

      Device Drivers
    • 137

      Device Drivers Supplied With GSX-86
    • 138

      Invoking GSX-86
    • 138

      Warm Starts and Cold Starts
  • 138

    Overview of Graphics System Extension Structure
    • 138

      GSX-86 Architecture
    • 139

      Memory Management
  • 140

    The Graphics Device Operating System (gdos)
    • 141

      Virtual Device Interface (VDI)
    • 142

      Normalized Device Coordinates
    • 143

      GDOS Opcodes
  • 176

    The Graphics Input/output System (gios)
    • 176

      Creating a GIOS File
    • 188

      Sample Data in Auxiliary CG RAM
    • 191

      Memory Map
    • 195

      ASCII Special Characters
    • 196

      APC Special Characters
    • 197

      Quick Reference Guide for ASCII Special
    • 223

      Error Map
    • 223

      Error Map and Track Reallocation