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" 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" 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(shè)計(jì)的數(shù)據(jù)采集系統(tǒng),。給出了系統(tǒng)原理框圖,,實(shí)現(xiàn)了將嵌入式操作系統(tǒng)植入該系統(tǒng)中,列出了軟件設(shè)計(jì)的要點(diǎn),。
在一些工業(yè)現(xiàn)場(chǎng)中,,設(shè)備長(zhǎng)時(shí)間運(yùn)行容易出現(xiàn)故障,為了監(jiān)控這些設(shè)備,,通常利用數(shù)據(jù)采集裝置采集他們運(yùn)行時(shí)的數(shù)據(jù)并送給PC機(jī),,通過(guò)運(yùn)行在PC機(jī)上的特定軟件對(duì)這些數(shù)據(jù)進(jìn)行分析,以此判斷當(dāng)前運(yùn)行設(shè)備的狀況,,進(jìn)而采取相應(yīng)措施,。當(dāng)前常用的數(shù)據(jù)采集裝置,在其系統(tǒng)軟件設(shè)計(jì)中,,多采用單任務(wù)順序機(jī)制,。這樣就存在系統(tǒng)安全性差的問(wèn)題。這對(duì)于穩(wěn)定性,、實(shí)時(shí)性要求很高的數(shù)據(jù)采集裝置來(lái)說(shuō)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(tái),,基于ARM7系列處理器,,對(duì)一種高性能的數(shù)據(jù)采集系統(tǒng)開(kāi)發(fā)進(jìn)行了探索。