基于PCI-X核的上位机和DSP通信的设计和实现  

Design and Implementation of Communication Between HOST and DSP Based on PCI-X Core

作　　者：张云雷[1] 张卫杰[2] 彭应宁[2] 席泽敏[1] 

机构地区：[1]海军工程大学电子工程学院,湖北武汉430033 [2]清华大学电子工程系,北京100084

出　　处：《通信技术》2007年第9期73-75,共3页Communications Technology

摘　　要：文中基于PCI-X核,在FPGA中实现了上位机和DSP的接口设计,包括对DSP的读写访问和DMA数据传输,完成了上位机对DSP的程序加载、监控和高速数据交换,为通用DSP处理板卡的总线设计提供了解决方案。This paper describes the design of interface between HOST and DSP in FPGA based on PCI-X core, including reading/writing of DSP and data transmission by DMA, so that the HOST can load and supervise DSP and implement high-rate data exchange with DSP, which provides a solution for bus design in the general DSP processing card.

关 键 词：数字信号处理器 PCI-X总线 现场可编程门阵列 PCI-X核 

分 类 号：TN959.1[电子电信—信号与信息处理]