Commit fb4b7893 authored by claes's avatar claes

Documentation changed

parent 91c5499d
......@@ -19,11 +19,7 @@ SObject pwrb:Class
! Fetches the value of a 32-, 16- or 8-bits integer
! parameter in arbitrary object.
!
! The complete name of the parameter has to be supplied.
! The GetIp object
! - is a pure address reference,
! - contains no relevant information (=data) in rtdb,
! - is without executable code.
! The complete name of the attribute has to be supplied.
!
! @b Example
! In the example below the value of the integer parameter, AccMod is stored:
......
......@@ -19,6 +19,12 @@ SObject pwrb:Class
! The object is used in a class template plc, to reset
! the value of a digital quantity on the specified
! attribute in the parent object of the plc.
!
! Note! Attributes, compared to signals, does not have separate
! areas for read and write. The reset and set of an attribute is
! detected immediately by a GetDAttr, i.e. in the same plc scan.
! The exectute order might be of great importance for the behaviour
! of the program.
!*/
Object ResDattr $ClassDef 351
Body SysBody
......
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