Technical information


  Version 1 Version 2.0 Version 2.1
  Contents Contents Contents
Kernel specifications 1984-Sep-11 ET10/9 1984-Nov-29 ET10/10 1985-Jan-16 ET10/12
Function and Error codes Constans Constans Constans
Video driver specifications 1984-Sep-11 ET11/9 1984-Nov-27 ET11/10 1985-Jan-16 ET11/10
Sound Driver specifications 1984-Sep-11 ET12/7 1984-Sep-11 ET12/7 1985-Jan-16 ET12/9
Keyboard Driver specifications 1984-Sep-11 ET13/5 1984-Nov-29 ET13/5 1985-Jan-16 ET13/6
Cassette Device Driver 1984-Sep-10 ET14/2 1984-Nov-29 ET14/5 1985-Jan-16 ET14/8
Serial and Network Driver 1984-Sep-10 ET15/3 1984-Nov-23 ET15/6 1985-Jan-16 ET15/7
Printer Driver specifications MISSING! ET16/1? 1984-Nov-29 ET16/2 1985-Jan-16 ET16/3
What is the ET17?      
Editor Device specifications 1984-Aug-29 ET18/3 1984-Nov-29 ET18/4 1985-Jan-16 ET18/5
Nick Chip 1984-Jan-17 ET1/1 1984-Nov-29 ET1/1 1985-Feb-06 ET1/3
  DPC11 Technical Descriptions
1983-Aug-02 DPC12 Internal Timing
Dave Chip 1983-Sep-02 ISSUE 4 1984-Feb-24 1984 ISSUE 5
Pinout and plastic package dimensions
Pinout Information     1985-Jan-22
Version 2.0 Allocate   1985-Feb-20 Appendix 1  
VSYNC Improvement     1985-Feb-20 Appendix 2


  Preliminary Version 1.0 Version 1.3
EXDOS System overview 1985-Apr-16 PER-1/1 MISSING! PER-1/? MISSING! PER-1/?
EXDOS DISKIO Specifications 1985-Apr-23 PER-2/3 MISSING! PER-2/? MISSING! PER-2/?
EXDOS Unit Handler Specifications 1985-Apr-23 PER-3/2 MISSING! PER-3/? MISSING! PER-3/?
DISKIO and UNITH implementation notes MISSING! PER-4/? MISSING! PER-4/? MISSING! PER-4/?
EXDOS System Specifications 1985-Apr-26 PER-5/2 MISSING! PER-5/? MISSING! PER-5/?
ISDOS System Specifications 1985-Apr-29 PER-16/2 MISSING! PER-16/? MISSING! PER-16/?

HDOS Version 1.1A


  Version ??? Version 3.0
Specifications   1985-Apr-22
Introduction to Extensions BOOK16-1 Chapter 16  
Data Structures BOOK16-1 Chapter 17  
Statement Extensions BOOK18-1 Chapter 18  
Function Extensions BOOK19-1 Chapter 19  
Variables BOOK20-1 Chapter 20  
System Calls BOOK21-1 Chapter 21  
Are there any more?    


CODE BOOK 1986-Apr-26 Parts and Suppliers
Parts of foreign variations   German variation
Enterprise 64/128 Expansion Bus 1985-Aug-11 PER-6/7
Enterprise 64/128 Expansion Motherboard Bus 1985-Aug-15 PER-7/8
Expansion Unit Power Supply Specifications 1985-Aug-11 PER-8/10
DCP-PER Document and Drawing list (Broken!) 1985-Sep-12 PER-9/20
Enterprise Expansion Bus Test Timing Results 1985-Aug-11 PER-10/3
Enterprise 64/128 System Expansion 1985-Aug-11 PER-11/4
Enterprise 64/128 System Expansion Provisional Specifications 1985-Apr-11 PER-12/1
Disk Controller Parts List 1985-Aug-15 PER-13/7
RAM Card Parts List 1985-Aug-15 PER-14/8
Expansion Motherboard Parts List 1985-Aug-15 PER-15/8
Enterprise 64/128 64K RAM Expansion Module 1985-Aug-11 PER-17/7
Enterprise 64/128 Disk Controller Module 1985-Sep-12 PER-18/10
Enterprise Peripherals Test Report 1985-Aug-11 PER-24/1
Enterprise 64/128 Bus Timing 1985-Apr-04 A3PER-1
Enterprise 64/128 64K RAM Expansion Module Timing 1985-Apr-22 A3PER-4
Enterprise 64/128 Disk Controller Module Bus Timing 1985-Apr-23 A3PER-5
ENTERPRISE 64/128 Explosion drawing    
ENTERPRISE 64/128 Motherboard Dimensions    


Application Notes

1 Enterprise pin out information
2 Cassette saving instructions
3 Converting Microvitec colour monitors from TTL to linear input
4 Use of the "REDIRECT" command
5 Connecting an Enterprise 64/128 to a Hitachi CPT 1444 TV receiver
6 ASCII codes produced by keyboard
7 Screen modes on the Enterprise
8 Use of the "LOOK" command
9 Modifying the Pertiel (SCART) cable for use with certain TV's with monaural sound
10 900-04 Colour/Sound cable
11 Serial Network cable - 900-05
12 Pin connections - 900-10 cable
13 Dumping graphics to the printer
14 Saving string & numeric arrays
15 Saving and loading of graphics screen
16 Screen modes and memory requirements
17 Graphics programing in IS-LISP
18 Networking on the Enterprise
19 Using "ALLOCATE" on the Enterprise 64
20 Sorting strings in IS-BASIC
21 Use of exception handlers
22 The Enterprise expansion port
23 How to use 'control codes' and 'escape sequences'
24 The use of multiple programs
25 Multi-coloured text on the Enterprise
26 Reading and wrinting characters in machine code
27 Using VIDEO: from machine code program
28 Memory map information
29 Serial transfers between the IBM PC and the Enterprise
  Are there any more?

Technical Description 1985 July


Converting Spectrum programs to run on the Enterprise