SL811S/T

目录

（续）

7.1.2晶体要求.......................................................................................................................... 20

7.2

7.3

7.4

7.5

外部时钟输入特性（ 48兆赫） （ X1 ） ....................................... .......................... 20

直流特性....................................................................................................................... 21

USB收发器特性............................................... ................................................ 21

总线接口时序要求.............................................. ............................................ 22

7.5.1

7.5.2

7.5.3

7.5.4

7.5.5

7.5.6

I / O写周期.................................................................................................................................... 22

I / O读周期.................................................................................................................................... 23

SL811S DMA写周期................................................................................................................... 24

SL811S DMA读周期................................................................................................................... 25

复位时序....................................................................................................................................... 26

时钟时序规范.............................................................................................................. 26

8.0版本历史..................................................................................................................... 27

图列表

图4-1 。 48 MHz的晶振电路..................................................................................................... 8

图4-2 。 12 MHz的晶振电路。 .................................................. .................................................. 9

图6-1 。 SL811S USB控制器的引脚布局............................................ ................................. 15

文件编号： 38-08009牧师**

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