Document Outline

• Contents
• Figures
• Tables
• Introduction
  • 1.1 System Components and Features
    • Figure 1–1 AlphaPC 164SX Functional Block Diagram...
    • 1.1.1 21174 Core Logic Chip
    • 1.1.2 Memory Subsystem
      • Table 1–1 AlphaPC 164SX SDRAM Memory Configuratio...
    • 1.1.3 L2 Bcache Subsystem Overview
    • 1.1.4 PCI Interface Overview
    • 1.1.5 ISA Interface Overview
    • 1.1.6 Miscellaneous Logic
  • 1.2 Software Support
    • 1.2.1 AlphaBIOS Windows NT Firmware
    • 1.2.2 Alpha SRM Console Firmware
    • 1.2.3 Motherboard Software Developer’s Kit (SDK)
  • 1.3 Hardware Design Support
• System Configuration and Connectors
  • Figure 2–1 AlphaPC 164SX Switch/Connector/Compone...
  • Table 2–1 AlphaPC 164SX Switch/Connector/Componen...
  • 2.1 AlphaPC 164SX Configuration Switches
    • Figure 2–2 AlphaPC 164SX Configuration Switches
  • 2.2 CPU Speed Selection (CF[6:4])
  • 2.3 Bcache Size Switches (CF0 and CF1)
  • 2.4 Password Bypass (CF2)
  • 2.5 Fail-Safe Booter (CF7)
  • 2.6 Mini-Debugger (CF3)
  • 2.7 AlphaPC 164SX Connector Pinouts
    • 2.7.1 PCI Bus Connector Pinouts
      • Table 2–2 PCI Bus Connector Pinouts (Sheet 2 of 2...
    • 2.7.2 ISA Expansion Bus Connector Pinouts
      • Table 2–3 ISA Expansion Bus Connector Pinouts (J2...
    • 2.7.3 SDRAM DIMM Connector Pinouts
      • Table 2–4 SDRAM DIMM Connector Pinouts (J7 throug...
    • 2.7.4 EIDE Drive Bus Connector Pinouts
      • Table 2–5 EIDE Drive Bus Connector Pinouts (J5, J...
    • 2.7.5 Diskette (Floppy) Drive Bus Connector Pinou...
      • Table 2–6 Diskette (Floppy) Drive Bus Connector P...
    • 2.7.6 Parallel Bus Connector Pinouts
      • Table 2–7 Parallel Bus Connector Pinouts (J13)
    • 2.7.7 COM1/COM2 Serial Line Connector Pinouts
      • Table 2–8 COM1/COM2 Serial Line Connector Pinouts...
    • 2.7.8 Keyboard/Mouse Connector Pinouts
      • Table 2–9 Keyboard/Mouse Connector Pinouts (J4)
    • 2.7.9 SROM Test Data Input Connector Pinouts
      • Table 2–10 SROM Test Data Input Connector Pinouts...
    • 2.7.10 Input Power Connector Pinouts
      • Table 2–11 Input Power Connector Pinouts (J2)
    • 2.7.11 Enclosure Fan Power Connector Pinouts
      • Table 2–12 Enclosure Fan (+12 V dc) Power Connect...
    • 2.7.12 Microprocessor Fan Power Connector Pinouts...
      • Table 2–13 Microprocessor Fan Power Connector Pin...
    • 2.7.13 Soft Power Connector Pinouts
      • Table 2–14 Soft Power Connector Pinouts (J1)
    • 2.7.14 Multipurpose Connector Pinouts
      • Table 2–15 Multipurpose Connector Pinouts (J20) (...
      • Figure 2–3 Multipurpose Connector Pinouts
• Power and Environmental Requirements
  • 3.1 Power Requirements
    • Table 3–1 Power Supply DC Current Requirements
  • 3.2 Environmental Requirements
    • Table 3–2 AlphaPC 164SX Motherboard Environmental...
  • 3.3 Board Dimensions
    • 3.3.1 ATX Hole Specification
      • Figure 3–1 ATX Hole Specification
    • 3.3.2 ATX I/O Shield Requirements
      • Figure 3–2 ATX I/O Shield Dimensions
• Functional Description
  • 4.1 AlphaPC 164SX Bcache Interface
    • Figure 4–1 AlphaPC 164SX L2 Bcache Array
  • 4.2 21174 Core Logic Chip
    • Figure 4–2 Main Memory Interface
    • 4.2.1 21174 Chip Overview
    • 4.2.2 Main Memory Interface
    • 4.2.3 PCI Devices
      • Figure 4–3 AlphaPC 164SX PCI Bus Devices
    • 4.2.4 PCI/ISA Bridge Chip
    • 4.2.5 PCI Expansion Slots
  • 4.3 ISA Bus Devices
    • 4.3.1 Combination Controller Chip
      • Figure 4–4 AlphaPC 164SX ISA Bus Devices
    • 4.3.2 ISA Expansion Slots
    • 4.3.3 ISA I/O Address Map
      • Table 4–1 ISA I/O Address Map (Sheet 2 of 2)
    • 4.3.4 Flash ROM Address Map
  • 4.4 Interrupts
    • Figure 4–5 Interrupt Request Register
    • Table 4–2 AlphaPC 164SX System Interrupts
    • Table 4–3 ISA Interrupts 
  • 4.5 System Clocks
    • Figure 4–6 AlphaPC 164SX System Clocks
  • 4.6 Reset and Initialization
    • Figure 4–7 System Reset and Initialization
  • 4.7 DC Power Distribution
    • Figure 4–8 AlphaPC 164SX Power Distribution
  • 4.8 Serial ROM and Debug Port Support
• Upgrading the AlphaPC 164SX
  • 5.1 Configuring SDRAM Memory
    • Table 5–1 AlphaPC 164SX SDRAM Memory Configuratio...
  • 5.2 Upgrading SDRAM Memory
  • 5.3 Increasing Microprocessor Speed
    • 5.3.1 Preparatory Information
    • 5.3.2 Required Tools
    • 5.3.3 Removing the 21164PC Microprocessor
    • 5.3.4 Installing the 21164PC Microprocessor
      • Figure 5–1 Fan/Heat-Sink Assembly
• Support, Products, and Documentation
  • A.1 Customer Support
  • A.2 Supporting Products
    • A.2.1 Memory
    • A.2.2 Thermal Products
    • A.2.3 Power Supply
    • A.2.4 Enclosure
  • A.3 Alpha Products
  • A.4 Alpha Documentation
  • A.5 Third–Party Documentation
• Index