单片机控制网络芯片进行通信 （内容包括rtl8019as的驱动程序，uip协议栈，电路原理图，tcpip.h文件，pic单片机通过8019as进行通信的完整论文）-SCM control network chip communication (including rtl8019as driver, uip stack, circuit schematics, tcpip.h file, pic microcontroller to communicate through 8019as the f