DeviceObject. AccessRight ( value [...] access rights on a [...] write access: The

_VAR FUNCTION_BLOCK POU VAR a [...] 0042 - access on function via [...] 0042 - direct access on

(FunctionBlock) RECV_EMCY (FunctionBlock) RECV_EMCY_DEV (FunctionBlock) Own node

¶ Driver (FunctionBlock [...] Factory (FunctionBlock) Create [...] RequestResponse (FunctionBlock) FB

Desc_ArraySubRange (FunctionBlock) protDoNotifyArrayAccess [...] VarInfo (FunctionBlock) Access [...] CredentialsHelper (FunctionBlock) Login

DrvCIFX (FunctionBlock) Basic Get [...] Reader (FunctionBlock) Init [...] Writer (FunctionBlock) Init

); //Declaration FB1 FUNCTION_BLOCK [...] FUNCTION_BLOCK FB //... FUNCTION_BLOCK FB

. FunctionBlock = 2 ¶ A function block. Function [...] / Function Block Diagram

TrendFbDatabaseAccessErrorHandler.IsDatabaseAccessEnabled (METH) ¶ METHOD IsDatabaseAccess [...] all the function

| FUNCTION_BLOCK | METHOD [...] 声明部分 PRG , FUNCTION_BLOCK [...] 远程直接读取或写入 <function block instance