CAJ | 학술논문

本文介绍了一种嵌入式以太网接口的设计与实现，采用基于ARM7TIMD内核的处理器S3C44BOX和以太网控制器RTL8019AS进行硬件设计，详细阐述了硬件接口电路、驱动程序的编写及LwIP协议栈在S3C44BOX上的移植，并给出了通信函数的流程图，通过软硬件的调试，实现嵌入式以太网的数据传输。它适用于中小型嵌入式系统的网络化，可满足数据采集和自动化控制等工业的需要。
본문개소료일충감입식이태망접구적설계여실현，채용기우ARM7TIMD내핵적처리기S3C44BOX화이태망공제기RTL8019AS진행경건설계，상세천술료경건접구전로、구동정서적편사급LwIP협의잔재S3C44BOX상적이식，병급출료통신함수적류정도，통과연경건적조시，실현감입식이태망적수거전수。타괄용우중소형감입식계통적망락화，가만족수거채집화자동화공제등공업적수요。
This paper gives a design and principle of embedded Ethernet interface.Using the microprocessor S3C44BOX with ARMTTDMI kernel and the Ethernet controller RTL8019AS to design the hardware interface,it specifies the interface circuit diagram,the driver program and the transplant of LwIP to the S3C44BOX,and it also gives the the flow chart of the communication function.Through the debugging of sottware and hardware,it has realized the transmission of embedded Ethernet data.It can be applied in the medium or miniature embedded network.meeting the need of data collection and autocontrol.