NorthStar HORIZON Random Access Memory Manuals

Manuals and User Guides for NorthStar HORIZON Random Access Memory. We have 1 NorthStar HORIZON Random Access Memory manual available for free PDF download: User Manual

NorthStar HORIZON Random Access Memory User Manual

NorthStar HORIZON Random Access Memory User Manual (69 pages)

Brand: NorthStar | Category: Computer Hardware | Size: 6.26 MB

Table of Contents

Table of Contents
3
Section Page
4
1 Introduction

7
- General Description
  7
- Specifications
  9
2 Installing and Removing the Hram

11
- Installation
  12
- Removal
  13
3 Implementing Hram Options

15
- Example 1: Three Banks
  17
- Example 2: Three Banks
  17
- Example 3: Four Banks
  21
- Bank Switching
  23
  - Designating Switched Areas
    23
  - Designating I/O Port Control Bit
    25
  - Software Instructions
    26
  - Bank Status on Reset
    27
- Memory Address Switches
  29
  - Revision B Board
    29
  - Revision E Board
    30
  - Board
    34
- First Quadrant Option (Revision E Board Only)
  35
- Parity Checking
  36
- Designating Parity Error Response
  37
- Software Instructions
  38
5 Theory of Operation

41
- Overview
  41
- Address Multiplexer
  43
- Address Latch
  44
- Jumper Area JP1
  45
- Strobe Generator
  46
- Voltage Regulators
  49
6 Troubleshooting

51
- Check HRAM Seating
  51
- Change Board Slots
  52
- Replace HRAM
  53

Advertisement

Advertisement

Related Products

NorthStar Categories

GPS

GPS Boat Pressure Washer Air Compressor Fish Finder

More NorthStar Manuals