一種實用的單片機雙CPU設計方案及其應用:針對傳統儀表具有的硬件資源不足、速度慢等功能缺陷,提出了一種基于單片機的CPU設計方案,即擴展CPU,直接從主CPU對應的數據顯示I/O口上獲取數據,這種獲取數據的雙CPU設計方案中主從CPU之間在功能上相互獨立,主CPU不受擴展CPU加入的影響,實現其固有功能,保證了測量數據的準確性;擴展CPU從主CPU中獲取數據,不受主CPU的控制,按照現場的需求進行功能擴展。給出了詳細的軟硬件設計結構。該方案為傳統儀表的升級改造提供了一種新思路,實踐證明是可行的。關鍵詞: 傳統儀表 檢測系統 單片機
標簽:
CPU
單片機
設計方案
上傳時間:
2013-10-30
上傳用戶:evil
WP369可擴展式處理平臺-各種嵌入式系統的理想解決方案 :Delivering unrivaled levels of system performance,flexibility, scalability, and integration to developers,Xilinx's architecture for a new Extensible Processing Platform is optimized for system power, cost, and size. Based on ARM's dual-core Cortex™-A9 MPCore processors and Xilinx’s 28 nm programmable logic,the Extensible Processing Platform takes a processor-centric approach by defining a comprehensive processor system implemented with standard design methods. This approach provides Software Developers a familiar programming environment within an optimized, full featured,powerful, yet low-cost, low-power processing platform.
標簽:
369
WP
擴展式
處理平臺
上傳時間:
2013-10-22
上傳用戶:685