Intel iSBC 80 Manuals

Manuals and User Guides for Intel iSBC 80. We have 1 Intel iSBC 80 manual available for free PDF download: Hardware Reference Manual

Intel iSBC 80 Hardware Reference Manual

Intel iSBC 80 Hardware Reference Manual (121 pages)

Intel iSBC 80/30 Single board computer Hardware reference manual

Brand: Intel | Category: Motherboard | Size: 6.81 MB

Table of Contents

Table of Contents
4
Chapter 1 General Information

7
- Introduction
  7
- Description
  7
- System Software Development
  9
- Equipment Supplied
  10
- Equipment Required
  10
- Specifications
  10
Chapter 2

14
- Preparation for Use
  14
- Introduction
  14
- Unpacking and Inspection
  14
- Installation Considerations
  14
  - User-Furnished Components
    14
  - Power Requirements
    14
  - Cooling Requirement
    14
  - Physical Dimensions
    14
  - ROM/EPROM Chips
    15
  - Universal Peripheral Interface
    17
  - Line Drivers and I/O Terminators
    17
  - Rise Time/Noise Capacitors
    17
- Jumper Configuration
  17
  - ROM/EPROM Configuration
    17
  - On-Board RAM Addresses
    17
    
    On-Board 8085A Access
    18
    
    System Access
    18
  - Priority Interrupts
    21
  - 8251A Port Configuration
    25
- Multibus Configuration
  28
- Power Fail/Memory Protect Configuration
  37
- Parallel I/Ocabling
  40
- Serial I/Ocabling
  40
- Board Installation
  42
- Programming Information
  43
- Introduction
  43
- Failsafe Timer
  43
- Memory Addressing
  43
- I/O Addressing
  44
- System Initialization
  44
- 8251A USART Programming
  45
  - Mode Instruction Format
    45
  - Sync Characters
    45
  - Command Instruction Format
    45
  - Reset
    46
  - Addressing
    46
  - Initialization
    46
    
    Data Input/Output
    47
    
    Operation
    47
    
    Status Read
    47
    
    8253 PIT Programming
    48
    
    Mode Control Word and Count
    49
    
    Addressing
    52
    
    Initialization
    52
    
    Counter Read
    53
    
    Operation
    53
    
    Interrupt Timer
    54
    
    Rate Generator/Interval Timer
    54
  - 8255A PPI Programming
    55
    
    Control Word Format
    55
    
    Addressing
    56
    
    Initialization
    56
- Operation
  56
  - Read Operation
    56
  - Write Operation
    56
  - 8259A PIC Programming
    56
    
    Fully Nested Mode
    56
    
    Interrupt Priority Modes
    56
    
    Auto-Rotating Mode
    57
    
    Initialization Command Words
    57
    
    Interrupt Mask
    57
    
    Specific Rotating Mode
    57
    
    Status Read
    57
    
    Operation Command Words
    58
- Addressing
  58
- Initialization
  58
  - Operation
    58
  - 8041/8741A UPI Programming
    59
  - Interrupt Handling
    64
    
    TRAP Input
    64
    
    INTR Input
    65
    
    RST 7.5, 6.5, 5.5 Inputs
    65
  - Principles of Operation
    66
  - Introduction
    66
  - Functional Description
    66
    
    Central Processor Unit
    66
    
    Clock Circuits
    66
    
    Interval Timer
    66
    
    Parallel I/O
    66
    
    Serial I/O
    66
    
    Bus Interface
    67
    
    Dual-Port Control
    67
    
    Interrupt Control
    67
    
    RAM Configuration
    67
    
    ROM/EPROM Configuration
    67
    
    Universal Peripheral Interface
    67
  - Circuit Analysis
    67
- Initialization
  67
- Clock Circuits
  68
  - Instruction Timing
    68
  - Opcode Fetch Timing
    69
  - Memory Read Timing
    71
  - I/O Read Timing
    71
  - Memory Write Timing
    71
  - I/O Write Timing
    72
- Address Bus
  74
- Bus Time out
  74
- Data Bus
  74
- Read/Write Signal Generation
  74
  - I/O Control Signals
    74
  - Memory Control Signals
    74
- Dual Port Control Logic
  74
Appendix a

77
- Bus Access Timing
  77
- CPU Access Timing
  77
Appendix B

77
- Multibus Interface
  77
- I/O Operation
  78
  - On-Board I/O Operation
    78
  - System I/O Operation
    78
  - ROM/EPROM Operation
    78
  - RAM Operation
    79
    
    Bus Read/Write Operation
    79
    
    RAM Controller
    79
  - Interrupt Operation
    80
Chapter 5 Service Information

83
- Introduction
  83
- Replaceable Parts
  83
- Service Diagrams
  83
- Service and Repair Assistance
  83

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