目 录
1 引言 .............................................................................................................................1
2 概述 .............................................................................................................................2
2.1 课题研究的背景 ...............................................................................................2
2.2 国内外 stm32 控制以太网技术发展现状及趋势 ...........................................3
2.3 研发方向和技术关键 .......................................................................................4
2.4 主要技术指标 ...................................................................................................4
3 总体设计 .....................................................................................................................5
3.1 系统方案选择与论证 ......................................................................................5
3.2 系统软件总体结构 ..........................................................................................6
3.3 本章小结 ..........................................................................................................7
4 硬件设计 .....................................................................................................................9
4.1 主控芯片 STM32F107......................................................................................9
4.2 STM32 串口通讯 ...........................................................................................12
4.3 DM9161 用法介绍.........................................................................................16
4.4 本章小结 ........................................................................................................20
5 以太网协议 ...............................................................................................................21
5.1 TCP/IP 协议 ....................................................................................................21
5.2 嵌入式 TCP/IP 协议栈 ...................................................................................22
6 软件设计 ...................................................................................................................26
6.1 主程序设计 ....................................................................................................26
6.2 系统初始化子程序 ........................................................................................27
6.3 RS232 通讯子程序 ........................................................................................28
6.4 网口通讯子程序 ............................................................................................28
6.5 本章小结 ........................................................................................................29
7 结论 ...........................................................................................................................30
致谢 .................................................................................................................................31
参考文献 .........................................................................................................................32
附录 .................................................................................................................................33
