用户手册 — Atmel Evaluation Kit AT91SAM9G20-EK

目录

• Section 1

  5
  • Overview

    5
    • 1.1 Scope

      5
    • 1.2 Deliverables

      5
    • 1.3 AT91SAM9G20-EK Evaluation Board

      5
• Section 2

  7
  • Setting Up the AT91SAM9G20-EK Board

    7
    • 2.1 Electrostatic Warning

      7
    • 2.2 Requirements

      7
    • 2.3 Layout

      8
    • 2.4 Powering Up the Board

      10
    • 2.5 Backup Power Supply

      10
    • 2.6 Getting Started

      10
    • 2.7 AT91SAM9G20-EK Block Diagram

      11
• Section 3

  13
  • Board Description

    13
    • 3.1 AT91SAM9G20 Microcontroller

      13
    • 3.2 AT91SAM9G20 Block Diagram

      16
    • 3.3 Microcontroller

      17
    • 3.4 Memory

      17
    • 3.5 Clock Circuitry

      17
    • 3.6 Reset Circuitry

      17
    • 3.7 Shutdown Controller

      17
    • 3.8 Power Supply Circuitry

      17
    • 3.9 Remote Communication

      17
    • 3.10 Audio Stereo Interface

      18
    • 3.11 User Interface

      18
    • 3.12 Debug Interface

      18
    • 3.13 Expansion Slot

      18
    • 3.14 PIO Usage

      19
• Section 4

  23
  • Configuration

    23
    • 4.1 Jumpers

      23
    • 4.2 JTAG/ICE

      24
    • 4.3 Microcontroller Clock

      24
    • 4.4 Memory

      24
    • 4.5 Ethernet

      25
    • 4.6 Miscellaneous

      25
• Section 5

  27
  • Schematics

    27
    • 5.1 Schematics

      27
• Section 6

  35
  • Errata

    35
    • 6.1 Wrong Silkscreen of BB and 1.0V on the Board

      35
    • 6.2 Choice of an Oscillator Capacitance

      35
    • 6.3 SD Card Slots and Booting Capability

      35
• Section 7

  37
  • Revision History

    37
    • 7.1 Revision History

      37