摘 要:介紹了一種用ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" 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title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" 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title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7" title="ARM7">ARM7+μC/OSII設計的數據采集系統(tǒng)。給出了系統(tǒng)原理框圖,實現了將嵌入式操作系統(tǒng)植入該系統(tǒng)中,列出了軟件設計的要點。
在一些工業(yè)現場中,設備長時間運行容易出現故障,為了監(jiān)控這些設備,通常利用數據采集裝置采集他們運行時的數據并送給PC機,通過運行在PC機上的特定軟件對這些數據進行分析,以此判斷當前運行設備的狀況,進而采取相應措施。當前常用的數據采集裝置,在其系統(tǒng)軟件設計中,多采用單任務順序機制。這樣就存在系統(tǒng)安全性差的問題。這對于穩(wěn)定性、實時性要求很高的數據采集裝置來說是不允許的,因此有必要引入嵌入式操作系統(tǒng)。筆者以μC/OSII為操作系統(tǒng)平臺,基于ARM7系列處理器,對一種高性能的數據采集系統(tǒng)開發(fā)進行了探索。
