CodeInit : DWORD VAR_IN [...] DownloadDone : DWORD VAR_IN [...] SynchronizeData - in every task

DownloadDone : DWORD VAR_IN [...] DownloadDone : DWORD VAR_IN [...] PLC_PRG VAR b: INT

对冗余状态的查询。 PROGRAM PRG_PLC VAR s [...] Result: BOOL; END_VAR b [...] PLC_PRG VAR s