ST SPEAr600 MPU嵌入式控制应用方案
ST 公司的SPEAr600 是采用双ARM926EJ-S 核的嵌入式MPU，支持灵活的存储器，具有功能强大的连接特性和可编程的LCD接口。ARM926EJ-S核工作频率高达333MHz，高达733DMOPS性能，有高性能的8路DMA和动态节能特性，外接存储器接口8/16位DDR1-333/DDR2–666，主要用在消费类电子，商业，工业/医疗设备如IP电话，打印机，PLC，坞站，无线接入设备，家用电器，数码相框，医疗诊断设备和条形码扫描/阅读器。本文介绍SPEAr600 MPU主要特别法庭性，功能方框图，系统架构框图以及EVALSPEAR600评估板主要特性，电路图和所用材料清单（BOM）。
SPEAr600：Embedded MPU with dual ARM926 core, flexible memory support, powerful connectivity features and programmable LCD interface
The SPEAr600 is a member of the SPEAr family of embedded MPUs for networked devices, it is based on dual ARM926EJ-S processors (up to 333 MHz), widely used in applications where high computation performance is required.
Both processors have an MMU supporting virtual memory management and making the system compliant with the Linux operating system. They also offer 16 KBytes of data cache, 16 KBytes of instruction cache, JTAG and ETM (embedded trace macro-cell) for debug operations.
SPEAr600主要特性：
■ Dual ARM926EJ-S core up to 333 MHz:
– Each with 16 Kbytes instruction cache + 16 Kbytes data cache
■ High performance 8-channel DMA
■ Dynamic power saving features
■ Up to 733 DMIPS
■ Memory:..
