User manual

Computer Gateway User Manual 4-78 5/96
4.7.9
Sixteen-Character Tagname Form
H
eader information: Word 1—Transaction Code = 139
Word 2—Number of Words = 22
Word 5—CG Identifier = 2
Message format: Words 1..8—ACIDP name or blank (16 ASCII characters)
Words 9..13—reserved for future use (fill with integer zeros)
Word 14—data access priority (integer) 1=control
2=noncontrol
Word 15—data type (integer) 1=real
2=integer
3=ASCII (24-character string)
4=enumeration/Boolean
5=enumeration ordinal value
7=real array
8=integer array
9=enumeration array
10=ordinal values array
13=internal entity id
14=internal entity id array
15=external entity id (ASCII name)
16=external entity id array
17=LCN internal time
18=LCN internal time array
19=ASCII (40-character string)
20=ASCII (40-char. string) array
Words 16..19—internal parameter identifier (integer array)
Word 20—internal parameter subscript (integer)
Word 21—parameter qualifier (integer)
Word 22—enumeration set identifier (integer)
Use information: Words 15 through 19, 21, and 22 must be the same as
previously obtained from the Convert Identifier Return (4.7.8.).
Word 20 may be changed depending on data–type specification.
See paragraph 4.7.1 for an explanation on this field’s use with
single parameters and with parameter arrays.