Db_Getconnectionstatus (Get Db Connection Status - Omron NX701-1620 User Manual

DB_GetConnectionStatus (Get DB Connection
Status)
The DB_GetConnectionStatus instruction gets the status of a DB Connection.
Instruction Name
DB_GetConnection Get DB
Status Connection
Status
Note The DB_GetConnectionStatus_instance is an instance of DB_GetConnectionStatus instruction, which is declared as a
variable.
Variables
Input Variables
Name
Execute Execute
DBConnectionName DB
Connection
Name
Output Variables
Name Meaning
Done Done
Busy Executing
Error Error
ErrorID Error Code
ConnectionStatus Connection
Status
NJ/NX-series Database Connection CPU Units User's Manual (W527)
FB/FUN
FB
DB_GetConnectionStatus_instance
DB_GetConnectionStatus
Execute
DBConnectionName
Meaning Data type
BOOL TRUE or FALSE
STRING 17 bytes max. (including
the final NULL character)
Data type
BOOL
BOOL
BOOL
WORD
_sDBC_CONNECTION
_STATUS
Graphic expression
Done
Busy
Error
ErrorID
ConnectionStatus
Valid range Unit Default
--- FALSE
--- ''
Valid range Unit
TRUE or --- TRUE when the instruction is normally
FALSE completed.
TRUE or --- TRUE when the instruction is being
FALSE executed.
TRUE or --- TRUE when the instruction is terminated
FALSE due to an error.
16#0000 to --- Contains the error code when an error
16#FFFF occurs.
Depends on Shows the status of the connection
specified in the DBConnectionName input
the data type
variable.
Appendix A
ST expression
DB_GetConnectionStatus_i
nstance (Execute,
DBConnectionName,
Done, Busy, Error, ErrorID,
ConnectionStatus);
Description
Specify the execution
condition.
Specify a DB Connection
name set on Sysmac
Studio.
Description
A-65
A