Document Outline

• cExpress-BT
• Revision History
• Preface
• Table of Contents
• 1. Introduction
• 2. Specifications
  • 2.1. Core System
  • 2.2. Expansion Busses
  • 2.3. SEMA Board Controller
  • 2.4. Debug Headers
  • 2.5. Video
  • 2.6. Audio
  • 2.7. LAN
  • 2.8. Multi I/O and Storage
  • 2.9. TPM (Trusted Platform Module)
  • 2.10. Power Specifications
  • 2.11. Power Consumption
  • 2.12. Operating Temperatures
  • 2.13. Environmental
  • 2.14. Specification Compliance
  • 2.15. Operating Systems
  • 2.16. Functional Diagram
  • 2.17. Mechanical Dimensions
• 3. Pinouts and Signal Descriptions
  • 3.1. AB / CD Pin Definitions
  • 3.2. Signal Description Terminology
  • 3.3. AB Signal Descriptions
    • 3.3.1. Audio Signals
    • 3.3.2. Analog VGA
    • 3.3.3. LVDS
    • 3.3.4. Gigabit Ethernet
    • 3.3.5. SATA
    • 3.3.6. PCI Express
    • 3.3.7. Express Card
    • 3.3.8. LPC Bus
    • 3.3.9. USB
    • 3.3.10. USB Root Segmentation
    • 3.3.11. SPI (BIOS only)
    • 3.3.12. Miscellaneous
    • 3.3.13. SMBus
    • 3.3.14. I2C Bus
    • 3.3.15. General Purpose I/O (GPIO)
    • 3.3.16. Serial Interface Signals
    • 3.3.17. Power And System Management
    • 3.3.18. Power and Ground
  • 3.4. CD Signal Descriptions
    • 3.4.1. USB 3.0 extension
    • 3.4.2. PCI Express x1
    • 3.4.3. DDI Channels
    • 3.4.4. DDI to DP/HDMI Mapping
    • 3.4.5. PCI Express Graphics x16 (PEG)
    • 3.4.6. Module Type Definition
    • 3.4.7. Power and Ground
• 4. Module Interfaces
  • 4.1. Connector, Switch and LED Locations
    • 4.1.1. cExpress-BT and the DB40 Module connected
  • 4.2. 40-pin Multipurpose Connector
  • 4.3. Status LEDs
  • 4.4. XDP Debug Header
  • 4.5. Fan Connector
  • 4.6. BIOS Setup Defaults RESET Button
  • 4.7. Mini SD Slot
• 5. Smart Embedded Management Agent (SEMA)
  • 5.1. Board Specific SEMA Functions
    • 5.1.1. Voltages
    • 5.1.2. Main Current
    • 5.1.3. BMC Status
    • 5.1.4. Exception Codes
    • 5.1.5. BMC Flags
• 6. System Resources
  • 6.1. System Memory Map
  • 6.2. I/O Map
  • 6.3. Interrupt Request (IRQ) Lines
    • 6.3.1. PIC Mode
    • 6.3.2. APIC Mode
  • 6.4. PCI Configuration Space Map
  • 6.5. PCI Interrupt Routing Map
  • 6.6. SMBus Address Table
• 7. BIOS Setup
  • 7.1. Menu Structure
  • 7.2. Main
    • 7.2.1. System Information
    • 7.2.2. Processor Information
    • 7.2.3. VGA Firmware Version
    • 7.2.4. Memory Information
    • 7.2.5. SOC Information
    • 7.2.6. System Management
      • 7.2.6.1. System Management > Board Information
      • 7.2.6.2. System Management > Temperatures and Fan Speed
      • 7.2.6.3. System Management > Power Consumption
      • 7.2.6.4. System Management > Runtime Statistics
      • 7.2.6.5. System Management > Flags
      • 7.2.6.6. System Management > Power Up
      • 7.2.6.7. System Management > LVDS Backlight
      • 7.2.6.8. System Management > Smart Fan
    • 7.2.7. System Date and Time
  • 7.3. Advanced
    • 7.3.1. CPU
    • 7.3.2. Memory
    • 7.3.3. Graphics
      • 7.3.3.1. AMI Graphics Output Protocol Policy
    • 7.3.4. SATA
      • 7.3.4.1. SATA > SATA Port Configuration
    • 7.3.5. USB
      • 7.3.5.1. USB > Chipset USB Configuration
    • 7.3.6. Network
    • 7.3.7. PCI and PCIe
      • 7.3.7.1. PCI and PCIe > PCIe Configuration
      • 7.3.7.2. PCI and PCIe > PCIe Configuration > PCI Express Port x
    • 7.3.8. Super IO
    • 7.3.9. ACPI and Power Management
    • 7.3.10. Sound
    • 7.3.11. Serial Port Console
      • 7.3.11.1. Serial Port Console > Console Redirection Settings
    • 7.3.12. Thermal
    • 7.3.13. Miscellaneous
      • 7.3.13.1. Miscellaneous > SCC Configuration
      • 7.3.13.2. Miscellaneous > BIOS Security Configuration
      • 7.3.13.3. Miscellaneous > Trusted Computing
  • 7.4. Boot
    • 7.4.1. Boot Configuration
      • 7.4.1.1. Boot Configuration > CSM Parameters
  • 7.5. Security
    • 7.5.1. Password Description
      • 7.5.1.1. Security > Secure Boot Menu
  • 7.6. Save & Exit
• 8. BIOS Checkpoints, Beep Codes
  • 8.1. Checkpoint Ranges
  • 8.2. Standard Checkpoints
    • 8.2.1. SEC Phase
    • 8.2.2. SEC Beep Codes
    • 8.2.3. PEI Phase
    • 8.2.4. PEI Beep Codes
    • 8.2.5. DXE Phase
    • 8.2.6. DXE Beep Codes
    • 8.2.7. ACPI/ASL Checkpoint
  • 8.3. OEM-Reserved Checkpoint Ranges
• 9. Mechanical Information
  • 9.1. Board-to-Board Connectors
  • 9.2. Thermal Solution
    • 9.2.1. Heat Spreaders
    • 9.2.2. Heat Sinks
    • 9.2.3. Installation
  • 9.3. Mounting Methods
  • 9.4. Standoff Types
• Safety Instructions
• Getting Service