User manual

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.