基于PCI总线的PowerPC8245处理器嵌入式系统硬件的设计与实现  

Design and implementation of embedded system hardware of MPC8245 processor based on PCI bus

作　　者：樊江锋 徐连波 叶波[1] 王旭东[1] 

机构地区：[1]中航工业西安航空计算技术研究所,陕西西安710119

出　　处：《现代电子技术》2015年第16期62-65,共4页Modern Electronics Technique

摘　　要：MPC8245处理器芯片是一款高性能、低功耗处理器,该处理器集成了MPC603e内核及PCI桥,存储器控制器,DMA控制器,可编程中断控制器和I2C控制器。支持浮点运算,存储器管理,16KB命令Cache,16KB数据Cache,电源管理等功能。作为PCI接口的处理器模块接口,其可以广泛应用于PCI接口的嵌入式计算机,PCI接口逻辑、驱动设计简单,结构清晰,易于扩展。MPC8245 is a processor chip with high capability and low power consumption. It is integrated with MPC603E kernel, PCI bridge, memory controller, DMA controller, programmable interrupt controller, I2C controller, and supports the functions of floating-point operation, memory management, 16 k byte command ＆ data cache, power supply management, etc. As the interface of processor with PCI, MPC8245 can be widely used in embedded computers with PCI. Besides, the logic and driver design of MPC8245 PCI interface is simple, and it＇s configuration is very legible. Therefore, MPC8245 can be expanded easily.

关 键 词：PowerPC8245 处理器 PCII I2C控制器 

分 类 号：TN911-34[电子电信—通信与信息系统]