电子科技
電子科技
전자과기
Electronic Science and Technology
2015年
9期
104-108
,共5页
TMS320C6678%千兆以太网%SYS/BIOS%TCP/IP协议
TMS320C6678%韆兆以太網%SYS/BIOS%TCP/IP協議
TMS320C6678%천조이태망%SYS/BIOS%TCP/IP협의
TMS320C6678%gigabit Ethernet%SYS/BIOS%TCP/IP protocol
针对8核DSP TMS320C6678与外部设备进行数据通信的需求，以片上集成千兆以太网交换子系统为核心，选取芯片88E1111作为PHY设备，设计了千兆以太网通信接口的硬件电路。在嵌入式操作系统SYS／BIOS和网络开发环境NDK上，完成了以太网底层驱动和TCP／IP协议的程序设计。通过DSP与上位机进行以太网通信测试，证明了以太网接口电路硬件及软件的正确性和实用性。
針對8覈DSP TMS320C6678與外部設備進行數據通信的需求，以片上集成韆兆以太網交換子繫統為覈心，選取芯片88E1111作為PHY設備，設計瞭韆兆以太網通信接口的硬件電路。在嵌入式操作繫統SYS／BIOS和網絡開髮環境NDK上，完成瞭以太網底層驅動和TCP／IP協議的程序設計。通過DSP與上位機進行以太網通信測試，證明瞭以太網接口電路硬件及軟件的正確性和實用性。
침대8핵DSP TMS320C6678여외부설비진행수거통신적수구，이편상집성천조이태망교환자계통위핵심，선취심편88E1111작위PHY설비，설계료천조이태망통신접구적경건전로。재감입식조작계통SYS／BIOS화망락개발배경NDK상，완성료이태망저층구동화TCP／IP협의적정서설계。통과DSP여상위궤진행이태망통신측시，증명료이태망접구전로경건급연건적정학성화실용성。
For the demand of data communications between TMS320C6678 and external devices, a gigabit Eth-ernet communication interface hardware circuit is designed with on-chip Gigabit Ethernet switching subsystem as the core and 88E1111 as the PHY device.Under embedded operating system SYS/BIOS and network development envi-ronment NDK, the Ethernet underlying driver programming and TCP/IP protocol is completed.The communication tests between DSP and PC verify the correctness and practicability of the Ethernet interface circuit hardware and soft-ware.
