Allwinner A20 - Chapter 6 Interface

A20 User Manual (Revision 1.2) Copyright © 2013 Allwinner Technology Co., Ltd. All Rights Reserved. Page 575 / 812
Chapter 6 Interface
This section details the interfaces that provided in A20, mainly includes:
 SD/MMC
 TWI
 SPI
 UART
 PS2
 IR
 USB DRD
 USB HOST
 DIGITAL AUDIO INTERFACE
 AC97
 EMAC
 GMAC
 TRANSPORT STREAM
 SMART CARD READER
 SATA HOST
 CAN
 KEYPAD