User manual

Computer Gateway User Manual 4-63 5/96
4.7.5
4.7.5 Store Single Point Request (External Identifier)
This request from the host processor stores single value (or an array of values) for a point
and parameter specified in the ACP's calling sequence, using the external identifier.
Eight-Character Tagname Form
Header information: Word 1—Transaction Code = 35
Word 2—Number of Words = 16 plus data record size
Word 5—CG Identifier = 2
Message format: Words 1..4—ACIDP name (8 ASCII characters)
Word 5—data access priority (integer) 1=control
2=noncontrol
Word 6—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
17=LCN internal time
18=LCN internal time array
19=ASCII (40-character string)
20=ASCII (40-char. string) array
Words 7..10—point name (8 ASCII characters)
Word 11—point name index (integer)
Words 12..15—parameter name (8 ASCII characters)
Word 16—parameter array pointer/size (integer)
Word 17—start of data record
Data Record formats: Real Words 1 and 2—value (real)
Word 3—store status (integer)
Integer Word 1—value (integer)
Word 2—0 (integer)
ASCII String Words 1..12—value (ASCII characters)
(24 characters) Word 13—store status (integer)
Enumeration Words 1..4—value (ASCII characters)
Word 5—0 (integer)
Ordinal Word 1—ordinal value of enumeration
(integer)
Word 2—0 (integer)