變量表不計(jì)入用戶空間。關(guān)于哪些內(nèi)容計(jì)入用戶空間，CPU.上電時(shí),會(huì)讀取邏輯和配置，變量表數(shù)據(jù)。缺省情況是從RAM讀取。然而邏輯配置，變量表每–類數(shù)據(jù)都可以配置為總從閃存讀取或有條件從閃存讀取。要在編程軟中配置這些參數(shù)，選擇CPU硬件配置中的設(shè)定鍵。

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