OPC90 Server
processing for usage details.
COMMAND_ACT VT_BOOL Read Set when a text based configuration command
is active, otherwise reset when command is
not active or completed.
OPERATION VT_I2 Read/Write Commands Bailey controllers to different
operating modes per the following values:
1 = request controller software reset
2 = request configure mode
3 = request execute mode
4 = request configuration initialization
The driver will reset this attribute to zero when
the module operation request has been
completed.
MODE VT_BSTR Read Returns the current operating mode (Execute,
Configure, Error) of the module addressed by
the ADDR_MODULE attribute.
WRITE VT_BOOL Read/Write Set to request a block to be written or modified.
The driver will reset this attribute when the
block write or modification request is
completed.
DELETE VT_BOOL Read/Write Set to request a block to be deleted. The
driver will reset this attribute when the delete
block request is completed.
QUALITY VT_BOOL Read Current quality of Bailey values (0-good, 1-
bad).
ACKNAK VT_I2 Read Result of the last block configuration activity. A
non-zero code indicates an error has occurred.
FC VT_I2 Read/Write Function code number returned for the last
block read. Also can be written by client when
in the process of reading default function code
specifications.
FCNAME VT_BSTR Read Function code name returned for the last block
read or default specification read.
SX_COUNT VT_I2 Read Number of valid specifications for last block
Read/Write.
SPEC_FORMAT VT_I2 Read/Write Determines
is to be formatted (see note 1).
how specification description data
S01 to S63 VT_BSTR Re Descriptions for specifications 1 through 63. ad
S01_VALUE to VT_R4
S63_VALUE
Read/Write Value for specifications 1 through 63.
Notes:
1.) The format of how the speci
SPEC_FORMAT attribute. T
ficat
he
e Format includes spec number, its name and current value
ion data is returned can be selected utilizing the
following choices are available:
0 - Sx Name Valu
1 - Name Value Format includes spec name and its current value
2 - Sx Name Format includes spec number, and its name
3 - Name Format includes just the name of the spec
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