文档介绍：南京电研电力自动化股份有限公司
DAVICOM Semiconductor, Inc.
DM9000A
Ethernet Controller
with General Processor Interface
DATA SHEET
（中文数据手册）
Preliminary
Version: DM9000A-DS-P03
Apr. 21, 2005
1
南京电研电力自动化股份有限公司
目 录
1. 概述 .......................................................................................................................... 5
2. 模块图 ...................................................................................................................... 5
3. 特性 .......................................................................................................................... 5
4. 引脚配置 .................................................................................................................. 6
（16 位模式） ..................................................................................................................... 6
（8 位模式） ....................................................................................................................... 7
5. 引脚描述 .................................................................................................................. 7
处理器接口 ......................................................................................................................... 7
8 位模式引脚 ........................................................................................................... 8
EEPROM 接口 ................................................................................................................... 8
时钟引脚 .......................