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ZT 88CT25
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Manuals and User Guides for Ziatech Corporation ZT 88CT25. We have
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Ziatech Corporation ZT 88CT25 manual available for free PDF download: Hardware Manual
Ziatech Corporation
ZT 8825
Hardware Manual
Ziatech Corporation ZT 88CT25 Hardware Manual (129 pages)
Expanded, Extended Memory Systems
Brand:
Ziatech Corporation
| Category:
Storage
| Size: 0.49 MB
Table of Contents
Table of Contents
7
Overview
8
Chapter 1 . INTRODUCTION
13
Introduction
13
Overview Product Description Features of the Zt 8825
13
Getting Started
17
Chapter 2 . GETTING STARTED
17
Getting Started
17
Overview Unpacking What's in the Box System Requirements
17
Backplane Recommendations
20
Processor Compatibility
20
Socket Assignments
21
Write Protect
21
Memory Speed Requirements
22
Table 2-1 ZT 8825 Basic Access Time Requirements
22
Board Configurations
23
Figure 2-1 Factory Default Jumper Configuration
24
Figure 2-2 Example Setting for 24-Bit Addressing
25
Chip Size Selection
26
Figure 2-3 Memory Chip Orientation
27
Table 2-2 Chip Size Selection
28
Table 2-3 Valid Chip Combinations
29
Chip Type Selection
30
I/O Addressing
32
Table 2-5 ZT 8825 I/O Registers
32
Table 2-6 Default I/O Address Assignments
33
Theory of Operation
35
Figure 3-4 Configuration Register
35
Chapter 3
36
Figure 3-1 Functional Block Diagram
36
Overview
36
Memory Chip Size
38
Memory Chip Type
38
Wait States
40
Write Protection
40
Battery Backup
41
I/O Addressing
44
Table 3-3 Default I/O Address Assignments
44
Table 3-4 ZT 8825 I/O Registers
45
Memory Addressing
47
20-Bit Memory Addressing
47
Memory Mapping
48
Paging
48
Figure 3-2 Logical to Physical Address Mapping
49
Map Registers
49
Figure 3-3 Map Register
50
Setting the Map Register
52
Absolute Address Mode
53
Extended Memory Mode
54
Setting the 24-Bit Map Register
54
Configurable Options
79
Chapter 5
80
Overview
80
Memory Chip Type Selection
81
Table 5-2 Jumper Selection of Socket Signals
82
Memory Chip Size Selection
84
Table 5-5 ZT 8825 Basic Access Time Requirements
86
Wait State Selection
86
Battery Backup Selection
87
Memory Address Selection (20- Vs. 24-Bit)
90
IV. Appendices
91
Appendix A. JUMPER CONFIGURATIONS
92
Overview
92
Jumper Descriptions
95
User Jumper Configuration
96
Switch Configuration
96
Figure A-1 Customer Jumper Configuration
97
Specifications
98
Appendix B. SPECIFICATIONS
98
Electrical Specifications
98
ZT 8825 Power Requirements
98
ZT 88CT25 Power Requirements
99
STD Load Characteristics
99
Table B-1 ZT 8825 STD Bus Loading
100
Environmental Specifications
101
Operating Temperature
101
Storage Temperature
101
Mechanical Specifications
101
Card Dimensions & Weight
101
Figure B-1 ZT 8825 Card Dimensions
102
Table B-2 ZT 8825 Rev. A.4 Material List
103
Appendix C. HARDWARE QUICK REFERENCE
107
Jumper Descriptions
108
Jumper Reference Tables
109
Customer Support
112
Appendix D. CUSTOMER SUPPORT
112
Zt 8825 Revision History
112
Revision 0.1
112
Revision a - June 7, 1988
112
Revision A.1 - January 1, 1989
113
Revision A.2 - July 6, 1989
113
Revision A.3 - January 30, 1991
113
Revision A.4 - September 23, 1991
113
Reliability
115
Technical Assistance
115
Warranty
116
Returning for Service
117
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