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6、在保證工藝要求前提下,適當(dāng)減小發(fā)生中斷的頻率;
7、子程序應(yīng)該盡量減少條件判斷的次數(shù),規(guī)格化子程序進出口參數(shù),從而減少代碼冗余。
8、對于有重復(fù)性、耗時的任務(wù),應(yīng)采用分周期處理;其中包括:把初始化工作分?jǐn)偟蕉鄠€周期完成。令多個PID回路的采樣時間略有差別,以避免在同一周期內(nèi)產(chǎn)生多個中斷調(diào)用,讓掃描周期更均勻穩(wěn)定。
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