摘要
为满足嵌入式领域对功耗和模块体积的需求而进行低功耗、高集成度处理器模块的研制。对一款基于ARM920T核心的ARM处理器的结构特点和接口扩展技术进行了分析,根据实际应用需求,设计了一符合PC104/PLUS总线标准的通用处理器模块。并对模块的系统结构设计、存储接口、扩展方案、电源设计等关键技术进行了详细阐述。研制的模块成功应用在工业数据采集系统中,实际应用表明该模块达到了设计指标,并具有良好的人机交互界面和可靠性,有很好的应用前景和推广价值。
Low power-consumption and high integration processor module is in great demand in low-end embedded applications. An ARM920T based processor＇s architecture and system expansion method is introduced. A general processor module is designed in accordance with the standard of PCI04/PLUS. Key technologies such as system architecture, memory system, IO expansion method and power design of the system are discussed in detail. The designed module is now used in a data collection system in industry environments. Practical applications proved that this module had good human-machine interface and reliability.
出处
《桂林电子科技大学学报》
2008年第4期305-307,共3页
Journal of Guilin University of Electronic Technology
