Norsk Data NORD-100 Manuals

Manuals and User Guides for Norsk Data NORD-100. We have 1 Norsk Data NORD-100 manual available for free PDF download: Manual

Norsk Data NORD-100 Manual

Norsk Data NORD-100 Manual (244 pages)

Brand: Norsk Data | Category: I/O Systems | Size: 7.11 MB

Table of Contents

Table of Contents
11
Introduction
13
Definition of Terms
14
Nord-1Oo Architecture
19
General
24
Usage
25
General
31
Programming of I/Odevice Controllers
31
(Interfaces) - the Input/Output Instructions
31
Iox/Ioxt
31
Introduction to IOX/IOXT
31
Format and Functions of the IOX and IOXT Instructions
32
Definition of IOX/IOXT Transfer Direction
33
Calculation of the IOX/IOXT Device Register Address
36
The Device Register Address Range
36
Device Selection - the Hardware Device Number
40
Device Register Selection on an L/O Interface
41
Format of the Control and Status Registers for Norsk Data
47
General
47
Format and Functions of the Status Register
47
Format and Function of the Control Register
50
- Programming of a PIO Interface
  53
General
53
- Programmed Input from a FIG Interface
  53
Programmed Output to a PIO Interface
56
- Programming of DMA Controllers
  58
- DMA Controller Operation
  58
- The I/O System and the Interrupt System
  65
- General
  65
- Sintran |II
  70
  - Identification of an Interrupting I/O Device Controller
    73
- General
  73
- The Ident Code
  73
The Ident Instruction
74
The Ident Search Mechanism
75
- Input/Output Interrupt Programming
  76
Initialization of the Interrupt System
76
Handling of I/O Interface Interrupts
80
- The Nord-Ioo Bus
  83
- General
  83
- Appendix:
  83
- Modules
  83
- The Nord-100 Bus - Bus Requestors
  85
- A Nord-100 Bus Cycle - General Description
  87
- Functions of the Bus Control Logic (Bcu)
  89
- Allocation of the nor D-100 Bus
  89
The Allocation Requests
89
||.4.1.1.2 DMA Allocation Request
91
Memory Refresh Allocation Request
91
The Bus Control Unit (BCU) Allocation Priority Rules
92
- Cycles
  94
- Switches on the CPU Module
  191
- ALD - Automatic Load Descriptor
  192
- Console: Speed Setting for Console Terminal
  192
- Switches on Floppy and 4 Terminals Module
  193
- Floppy Disk System
  193
- Terminal Group
  194
- 3 Initial Baud Ra te for Terminals
  194
- Switches on the 10MB Disk Module
  197
- Switch Setting on the Pertec Magnetic Tape Module
  198
- Switch Setting on NORD-100 Bus Adapter
  198
- Connection
  201

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