User manual

Computer Gateway User Manual 4-49 5/96
4.6.4
4.6.4 Store Data Request
This message from the host processor is used to store values to locations in the CG and
other LCN devices.
Eight-Character Tagname Form
Header information: Word 1—Transaction Code = 5
Word 2—Number of Words = 5 plus size of data
Word 5—CG Identifier = 2
Message format: Words 1..4—ACIDP name (8 ASCII characters)
Word 5—data access priority (integer) l=control
2=noncontrol
Word 6—start of Internal DDT table (see paragraph 4.5)
Word 6+Internal DDT table length—start of parameter values (in
same order as in Internal DDT).
Parameter value formats:
Real Words 1 and 2—value (real)
Word 3—store status (integer)
Integer Word 1—value (integer)
Word 2—store status (integer)
ASCII Words 1..12—value (ASCII characters)
Word 13—store status (integer)
Enumeration Words 1..4—value (enumeration)
Word 5—store status (integer)
Ordinal Value Word 1—value (integer)
of Enumeration Word 2—store status (integer)
Internal Entity ID Words 1..4—value (internal format)
Word 5—value status (integer)
LCN Internal Time Words 1..2—seconds since 1 January 1979
(32-bit integer)
Word 3—tenths of ms in current second
(integer)
Word 4—value status (integer)
ASCII String Words 1..20—value (ASCII characters)
(40 characters) Word 21—value status (integer)