Olimex Open Source Hardware Embedded ARM Linux Single board computer with dual core, dual GPU ALLWINNER A20 CORTEX-A7 A2 A20-OLinuXino-MICRO 数据表

产品代码

A20-OLinuXino-MICRO

A20-OLinuXino-MICRO user's manual

Table of Contents

DISCLAIMER

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CHAPTER 1: OVERVIEW

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1. Introduction to the chapter

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1.1 Features

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1.2 Target market and purpose of the board

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1.3 Board variants

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1.4 Board version used in the manual

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1.5 Organization

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CHAPTER 2: SETTING UP THE OLINUXINO BOARD

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2. Introduction to the chapter

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2.1 Electrostatic warning

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2.2 Requirements

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2.3 Powering the board

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2.4 Button functions and NAND image restore in Android

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2.5 Prebuilt software

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2.6 Calibrating a display

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2.7 Software support

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CHAPTER 3: A20-OLinuXino-MICRO BOARD DESCRIPTION

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3. Introduction to the chapter

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3.1 Layout (top view)

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3.2 Layout (bottom view)

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CHAPTER 4: THE ALLWINNER A20 MICROCONTROLLER

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4. Introduction to the chapter

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4.1 The microcontroller

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4.2 Block diagram

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CHAPTER 5: CONTROL CIRCUITY

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5. Introduction to the chapter

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5.1 Reset

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5.2 Clocks

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5.3 Power supply circuit

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CHAPTER 6: CONNECTORS AND PINOUT

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6. Introduction to the chapter

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6.1 Communication with the A20

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6.1.1 USB-OTG communication (NAND firmware repair/update)

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6.1.2 UART0, UEXT1, UEXT2 interface

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6.2 SD card connectors

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6.2.1 SD/MMC1 slot

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6.2.2 SD/MMC slot

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6.3 PWR jack

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