Computer Expressions 40CG Instrukcja Użytkownika Pobierz pdf (Strona 89)

Computer Gateway User Manual 4-53 5/96

4.6.5

Eight-Character Tagname Form

Header information: Word 1—Transaction Code = 108

Word 2—Number of Words = 14 plus size of tables

Word 5—CG Identifier = 2

Message format: Words 1..8—ACIDP name (16 ASCII characters)

Words 9..13—reserved for future use

Word 14—return status (integer)

0=normal

4=EXECSTAT incorrect

5=complete with errors

6=valid ACIDP not found

8=access key incorrect

15=incorrect EXECSTAT

25=data must be enumeration type

28=invalid data access priority

33=invalid data type specified in Internal

DDT

35=Internal DDT purpose not same as

request

36=Internal DDT header number of words

disagrees with table content

37=data type repeated in Internal DDT

38=Internal DDT contains both enumeration

and ordinal data

39=Internal DDT contains over 300 points

40=number of words specified in message

header disagrees with message content

Word 15—start of return status per point (integer array)

Use information: For value status definitions, see “Data Access Status Codes” in the

Messages Directory.

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Computer Expressions 40CG Instrukcja Użytkownika Strona 89