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                           CP/NET 1.0



                        A Control Program
                               for
                     Microcomputer Networks




                    FUNCTIONAL SPECIFICATION









                        18 February 1980







                        ****************
                        * CONFIDENTIAL *
                        ****************





                       Copyright (C) 1980
                        Digital Research







Š
                        Table of Contents


1.0  PRODUCT IDENTIFICATION
     1.1  Overview . . . . . . . . . . . . . . . . . . . . . .  1

2.0  PRODUCT RATIONALE
     2.1  Design Objectives  . . . . . . . . . . . . . . . . .  2
     2.2  Competitive Analysys . . . . . . . . . . . . . . . .  2

3.0  SYSTEM REQUIREMENTS
     3.1  Hardware Environment . . . . . . . . . . . . . . . .  3

4.0  PERFORMANCE OBJECTIVES  . . . . . . . . . . . . . . . . .  4
     4.1  Memory Size  . . . . . . . . . . . . . . . . . . . .  4
     4.2  Speed  . . . . . . . . . . . . . . . . . . . . . . .  x
     4.3  Reliability and Maintainability  . . . . . . . . . .  x

5.0  DOCUMENTATION
     5.1  External and End User  . . . . . . . . . . . . . . .  x
     5.2  Internal and OEM . . . . . . . . . . . . . . . . . .  x

6.0  DESCRIPTION OF FEATURES
     6.1  MP/M Master  . . . . . . . . . . . . . . . . . . . .  x
          6.1.1  Resident System Process . . . . . . . . . . .  x

     6.2  CP/M Slave . . . . . . . . . . . . . . . . . . . . .  x
          6.2.1  Network Basic I/O System (NBIOS)  . . . . . .  x
          6.2.2  Network Basic Disk Operating System (NBDOS) .  x

     6.3  MP/M Slave . . . . . . . . . . . . . . . . . . . . .  x
          6.3.1  Network Extended I/O System (NXIOS) . . . . .  x
          
     6.4  Inter-Processor Message Format . . . . . . . . . . .  x




















Š.pn
.he CP/NET 1.0 Functional Specification                   Section 1.0
1.0  PRODUCT IDENTIFICATION

     Name:  Control Program for microcomputer networks

     Mnemonic:  CP/NET 1.0


   1.1  Overview

   Thå purposå oæ á controì prograí foò microcomputeò networkó ió �
   tï  enablå  multiplå microcomputeró tï sharå commoî  resourceó �
   and to provide a mechanism for inter-processor communication.

   CP/NEÔ  wilì  bå  designeä tï operatå  iî  multiplå  processoò �
   environmentó  whicè  rangå  froí tightlù  tï  looselù  coupleä �
   processors.  

   Aô  thå  useò  leveì CP/NEÔ wilì providå á  virtuaì  CP/Í  2.ø �
   systeí tï eacè CP/Í slavå processor®  Thå CP/Í slavå processoò �
   coulä consisô oæ simplù á processor¬  memory¬ anä aî interfacå �
   tï thå network®  Thus¬ á CRÔ witè sufficienô RAÍ coulä executå �
   CP/Í   programs¬   performinç  itó  computinç  locallù   whilå �
   dependinç  oî thå networë tï providå alì disë anä printeò  I/Ï �
   facilities.


.pa
Š.he CP/NET 1.0 Functional Specification                   Section 2.0
2.0  PRODUCT RATIONALE

   2.1  Design Objectives


   2.2  Competitive Analysys

.pa
Š.he CP/NET 1.0 Functional Specification                   Section 3.0
3.0  SYSTEM REQUIREMENTS

   3.1  Hardware Environment

   Thå  harwarå  environmenô foò CP/NEÔ 1.° musô includå  twï  oò �
   morå  8080¬  8085¬  oò Z8° processoró whicè havå somå meanó  oæ �
   inter-processor communication.

.pa
Š.he CP/NET 1.0 Functional Specification                   Section 4.0
4.0  PERFORMANCE OBJECTIVES

     4.1  Memory Size

     4.2  Speed

     4.3  Reliability and Maintenance

.pa
Š.he CP/NET 1.0 Functional Specification                   Section 5.0
5.0  DOCUMENTATION

     5.1  External and End User


     5.2  Internal and OEM

.pa
Š.he CP/NET 1.0 Functional Specification                   Section 6.1
6.0  DESCRIPTION OF FEATURES

     6.1  MP/M Master


        6.1.1  Resident System Process

.pa
Š.he CP/NET 1.0 Functional Specification                   Section 6.2
   6.2  CP/M Slave

      6.2.1  Network Basic I/O System (NBIOS)


      6.2.2  Network Basic Disk Operating System (NBDOS)

.pa
Š.he CP/NET 1.0 Functional Specification                   Section 6.3
   6.3  MP/M Slave

      6.3.1  Network Extended I/O System (NXIOS)

.pa
Š.he CP/NET 1.0 Functional Specification                   Section 6.4
   6.4  Inter-Processor Message Format