STM官网上肯定有,而且有3个。有一个是lwIP,有一个是NicheLite,还有一个是uIP。 http://www.st.com/mcu/familiesdocs-110.html
Firmware里面的:
STM32 STR91x Free! NicheLite TCP/IP stack for STM32 and STR91x ARM 32-bit microcontrollers
STM32F107 ETH LwIP lwIP TCP/IP stack demonstration for STM32F107xx connectivity line microcontrollers STM32_ETH_Lib STM32F107xx connectivity line Ethernet low-level driver and web server demonstration based on uIP TCP/IP stack
里面有demo的。